Arizona

DEPARTMENT OF MINES & MINERAL RESOURCES JOHN JETT, DIRECTOR

Ken A. ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES John H. Jett, Director

Phoenix Office: Tucson Office: Mineral Building, Fairgrounds 416 W. Congress, Rm 190 Phoenix, Arizona 85007 Tucson, Arizona 85701 (602) 255-3791 (602) 628-5399

BOARD OF GOVERNORS

Donald Hart - Phoenix Chairman

Harvey W. Smith - Scottsdale Clifford 9. Altfeld - Tucson Vice Chairman Secretary/Treasurer

Edna Vinck - Globe Roy Miller - Phoenix Member Member

Cover graphics courtesy of Carol Nichols, Executive Assistant to the Director, Department of Administration.

Base map by Dietz and Associates, Phoenix, Arizona.

Edited by Diane Bain. STATE OF ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES Phoenix, Arizona

John H. Jett, Director '

Arizona Industrial inerals

1987 Second Edition by Ken A. Phillips A Pub1 ication of the Arizona Department of Mines and Mineral Resources Mineral Bui 1di ng, Fairgrounds Phoenix, Arizona 85007 (602) 255-3791

Library of Congress Card Catalog Number: 87-62954

Printed in 1987

ADMMR Mineral Report #4 Second Edi tion TABLE OF CONTENTS

page Introduction ...... v Commodity Review Alunite ...... 2 Asbestos ...... 000e00000000000000m0mm00000002 Barite ...... 4 Clay ...... 6 Corundum ...... 6 Diatomite ...... 8 Feldspar ...... 8 Fluorspar ...... 11 Garnet ...... 13 Graphite ...... 13 Gypsum ...... 13 Limestone - Dolomite and Marble ...... 16 Magnesite - Brucite ...... 18 Mica ...... 19 Perlite ...... 21 Pumice. Pumicite (including some Basalt. Volcanic Scoria and Cinders) ...... -23 Salt ...... 26 Sand (Specialty) ...... 28 Shale (Expansible) ...... 28 Silica - Quartz ...... 30 Sillimanite Group ...... 31 Slate ...... 33 Sodium Sulfate...... 33 Strontium ...... 33 Vermiculite ...... 34 Wollastonite ...... 35 Zeolites ...... 35 Commodity Tables Abrasives ...... 37 Alunite ...... ~~..~~~~~~~~.~~~~~~~~~~~.~~.~~~.~~~~~38 Asbestos...... 39 Barite ...... 51 Clay ...... 66 Corundum ...... 74 Diatomite ...... 75 Feldspar ...... 77 Fluorspar ...... 83 Garnet ...... 102 Graphite ...... 104 Gypsum ...... 105 Limestone - Dolomite and Marble ...... 112 Magnesite - Brucite ...... 126 Mica ...... 127 Perlite ...... I36 Pumice Group ...... 139 Salt ...... 156 Silica . Quartz ...... 157 Sillimanite ...... 172 Sodium ...... 174 Specialty Sand ...... 175 Slate ...... 177 Strontium ...... 178 Verlniculite ...... 180 Wollastonite ...... 182 Zeolites ...... 182 Addendum to second edition ...... A1 LIST OF ILLUSTRATIONS Page Table Industrial Minerals by County ...... 1 Figure . ~ocationsof Arizona asbestos deposits ...... 3 Locations of Arizona barite deposits ...... 5 Locations of Arizona clay deposits ...... 7 Locations of Arizona diatomite deposits ...... 9 Locations of Arizona feldspar deposits ...... -10 Locations of Arizona fluorspar deposits ...... 12 Locations of Arizona garnet and wollastonite deposits ...... 14 Locations of Arizona gypsum deposits ...... -15 Locations of Arizona limestone. dolomite and/or marble deposits ...... 17 Locations of Arizona mica deposits ...... 20 Locations of Arizona perlite. vermiculite and expansible shale deposits ...... 22 Locations of Arizona pumice. pumicite. volcanic cinders and selected basalt deposits ...... -25 Locations of Arizona salt. sodium sulfate. magnesium and strontium deposits ...... 27 ~ocationsof ~rizonasilica quartz and specialty sand deposits ...... 29 Locations of Arizona sillimanite deposits ...... -32 Locations of Arizona zeolite deposits ...... -36 ARIZONA INDUSTRIAL MINERALS -Uses of- Directorv Purpose Locations of active or former The purpose of this publication is mines, prospects, and occurrences are to provide a tabulation of known reported by cadastral survey i .e. industrial mineral occurrences in section, township, and range. To Arizona along with a brief discussion assist in locating the properties an of each commodity. It is hoped this appl i cab1 e U. S. Geol ogi cal Survey map information wi 11 attract additional (if available in 1985) is 1isted. Also interest and investment in the State's included are an index for locating mineral resources. specific industrial minerals by counties and a township and range index Scope map. Most listings contain some This report was compiled in 1986 descriptive comments. A few have no and 1987 from the previous Arizona avail able information other than that Department of Mines and Mineral they are a reported occurrence. It is Resources publ i cati on of the same name recommended that the Arizona Department by E. A. Elevatorski, the Department's of Mines and Mineral Resources be data base, Department mine files and contacted for additional information on published data. The information any occurrence as the Department reported here is for all nonmetal1 ic continues to gain information . from mineral commodities except sand and field work, private contributions and gravel, crushed and dimension stone and abstracting of newly publ ished data. gem stones. The Department sol ici ts contributions of information on all mineral Introduction occurrences in Arizona. Arizona holds a distinguished place among the mineral producing The construction minerals; sand giants of the world. A1 though best and gravel, and crushed and dimension known for its copper production, stone have not been included in this Arizona has produced and continues to directory. Gemstones are a highly produce important quantities of special ized group of industrial industrial minerals and other metals. minerals and are included in a separate publ i cati on. Industrial minerals currently produced in Arizona are: per1 i te, limestone, diatomite, bentonite (low Acknowl edsmen t swell ing and non-swell ing), mica, silica-quartz, gypsum, specialty sands, The first issue of this directory pumice, tuff, scoria (cinders), salt, was authored and published by E.A. dimension stone, dolomi te, clays (ball, El evatsrski . Mr. El evatorski fire, and common varieties), gemstones subsequently donated the publication to (agate, amethyst, chrysocol l a, peridot, the Arizona Department of Mines and petrified wood, opal and turquoise), Mineral Resources as a contribution by zeolites, and pozzolan. The value of him to the minerals field and as a these minerals exceeded $290,000,000 in possible stimulant to the exploration 1986. and development of Arizona's industrial mineral deposits. In past years Arizona has also produced feldspar, barite, fl uorspar, asbestos, and sodi urn sul fate. APACHE

COCH I SE

COCON I NO

X W X XXXXXX XXXX GILA

GRAHAM,

GREENLEE

X X X X X X X3C XXXX LA PAZ

MAR 1 COPA

MOHAVE

I X XXX $d X XX X NAVAJO

PlMA

34 XXX P 1NAL

SANTA CRUZ I - XXXX X X $4 X XX Y AVAPA I YUMA ARIZONA INDUSTRIAL MINERALS ASBESTOS COMMODITY REVIEW Asbestos is the generic name referring to a group of fibrous mineral silicates found in nature. They are A brief review of each industrial amenable to mechanical separation into mineral commodity and its primary uses fine filaments which have some of the is given. Many industrial minerals are useful characteristics of organic sold on the basis of direct fibers such as cotton or wool but are negotiations between the buyer and noncombusti bl e. seller and not by pub1 ished prices. Further each consumer often has precise There are six different minerals qua1 ity requirements which must be met with an asbestiform habit which are for their particular end use. considered of possible commerci a1 use. The fibrous form of serpentine known as chrysotile is by far the most important ALUNITE to industry and accounts for over 90% of asbestos production and consumption. Alunite is a hydrous sulfate of The other five are minerals of the aluminum and potassium. In a pure amphi bol e group: crocidol i te, amosi te, state it contains 37% alumina, 11% anthophyll ite, tremol i te, and potassium oxides, 39% sulfur trioxide, act i no1 i te. Chrysot i 1e has been the and the remainder, combined water. The only asbestos produced in Arizona. pure variety is white sometimes gray. Tremolite has been reported in Arizona, Pink and brownish shades are but has not been commercially produced. representative of impure varieties. Two classes of asbestos are recognized on the basis of use - Alunite is usually massive and in spinning and nonspinning fiber. Each that form is difficult to distinguish has many uses. Spinning fiber is by inspection from rocks such as chrysoti le that can be flexed limestone and dolomite and other repeatedly like a thread of silk massive minerals such as anhydrite and without breaking and if long enough the granul ar magnesi te. However, a s i mpl e fibrils can be processed into textiles. closed tube test for acid water as In contrast, chrysotile that is harsh described in most mineralogy texts will or resilient like a broomstraw when serve to distinguish alunite from flexed is unsuitable for textile use similar appearing minerals. and is thus referred to as nonspinning fiber. Potential uses of aluni te are as a domestic a1 ternative to bauxite for Spinning fiber asbestos is used in a1 umina in aluminum production and packings and gaskets, woven fiber possibly for fertil i zers composed of thermal insul ation, woven friction potassium salts. Interest in either products such as certain types of brake use is currently low. Alunite has not shoes and fire proof curtain and yet been mined in Arizona. protective clothing. Nonspinning fiber is used for binders in asbestos cement A deposit of alunite occurs near pipe, asbestos cement sheeting, floor Quartzsite, La Paz County, as veins in tiles, roofing products, molded a schi stose daci te host rock. friction products such as brake shoes Occurrences are reported in Gila and and clutch plates, and to strengthen Santa Cruz Counties. There may be a certain plastic and papers. few additional occurrences on which data is so sketchy that they are not listed in this report. ASBESTOS

a - occurrence

7..-- I -- -..IS R N T RI i C R U Z ' t ------L ------,__. Figure 1. Locations of Arizona asbestos deposits. Arizona asbestos deposits are unique in that those exploited contain Detailed information on a number a relatively large portion of long of Arizona asbestos deposits was staple fibers (as much as 20% as obtained by the Department of Mines and compared to less than a tenth of 1% for Mineral Resources as part of a grant most large tonnage deposits). Compared completed for the U.S. Bureau of Mines to most economic asbestos deposits in - Mineral s Avai 1abi 1i ty System. The the world, Arizona deposits are very final report is available for further small in size, but their fiber is of study. very high quality. In preparation for marketing, crude asbestos fibers are generally BARITE milled to provide a specified length or mixture of 1engths. Processed asbestos Barite (BaS04) is an unusually is a high priced mineral and depending heavy mineral for having a nonmetal1 ic upon length and grade, varies in price appearance. Barite, also called from $80 to over $1700 per ton. barytes, tiff, rawk or heavy spar, is the most common and abundant ore Mines located in Gila County near mineral of barium. Pure barite the Salt River have long been important contains 58.8% Ba (or 65.7% BaO) and producers of high qua1 ity low iron 34.3% SO3. It has a calculated chrysotile asbestos. The asbestos specific gravity of 4.5. Its most occurs in flat lying vein type deposits distinctive characteristic is its high within serpentinized Mescal limestone specific gravity. Barite is commonly in proximity to diabase sills and white to light gray, but specimens have dikes. The cross fiber veins are in been found which are light blue, brown, the serpentine layers within silicate and nearly black. It is generally zones. Important producers have been opaque and has a pearly to vitreous the El Dorado and Victory Mines, Apache luster. The hardness is 2.5 to 3.5 on Mine, Sloan Creek Group, Walnut Creek Mohs scal e. Crystal 1i zed specimens, Group, Cherry Creek Group, Asbestos either clear or colored and translucent Peak Group, Stansbury Mine, Regal are prized by specimen collectors. Group, Canadian Mine, Phillips Mine, Commerci a1 ly, the terms "soft" and EMSCO Mine, Bear Canyon Mine, Pinetop "hard" refer to the ease with which Mine, Globe and Miami Group and Fiber barite can be ground. King Mine. A few additional chrysotile deposits are found in Pinal County. Barite is used in many Tremol ite and actinolite veinlets appl ications. Weighting for oil we1 1 associated with marble occur in Pima drilling fluids (mud) accounts for the and Yuma Counties. majority of barite consumption. It is a1 so used in refining sugar, production At the time of this writing of barium chemicals, paints, glass, (winter 1987) Arizona's asbestos mines rubber, heavy concrete, and as f i 11 ers are idle and have been since 1982. and extenders in numerous products. This fact is not due to the lack of either good deposits or markets, but to Barite occurs in vein, the politics of environmental and replacement, bedded, and residual heal th re1 ated i ssues, Low iron deposits either alone or more commonly chrysotile asbestos from Arizona is in association with quartz, fluorspar, considered by many authorities to be so and various carbonate and sulfide different from most asbestos that it minerals. Nearly a11 of the known does not cause those health problems barite deposits in Arizona occur in typically attributed to other types and veins associated with faults, breccias, occurrences of asbestos. and fracture zones. BARITE

Figure 2. Locations of Arizona barite deposits. production for these uses has come from Most of Arizona's barite the Camp Verde area, Yavapai County; production has come from the Granite .and from the Burro Creek area of the Reef (Arizona Barite, Macco) Mine in Mohave-Yavapai County boundary. Maricopa County. There has also been production from the Bouse District in Refractory clay, also referred to northern Yuma (now La Paz) County. as fire clay and kaol in, are found as Further, there has been minor 1 ayers in hydrothermal ly a1 tered production from Cochi se, Gi 1 a, Mohave volcanic rocks. These incl ude and Yuma County. The most recent kaolinite, an impure kaolin. High- production has come from Gila Cou%nty's grade kaol in is used in paper-coating Tonto Basin District during 1981 and material, whiteware, and the rubber 1982. industry. The refractory clays have a high resistance to heat and are used in Pros~ecti nq For Barite by Cl i fford making stoneware, refractory brick, and J. Hicks and Ken A. Phillips, Circular ceramic products. Near Globe, in Gila No. 4 published by the Arizona County, the Weary Lode has furnished Department of Mines and Mineral kaol inite for ceramic products. , For Resources in 1981 further discusses the copper industry, refractory clays barite, prospecting hints, field tests, have been made into bricks for lining and industry specifications, Listed smelter furnaces. Some production has in the tables under "BARITE" are been reported near Yucca in Mohave included deposits of other barium County. Several extensive deposits minerals such as witherite. are located on the Navajo Indian Reservation where the kaolinite outcrops are typically capped or CLAY overlain by the Dakota sandstone. Excluding the common clays that are used in bricks and tiles, which are not generally included in this CORUNDUM compendi urn, the i ndustri a1 el ays are bentonite, kaolin, and refractory Corundum is a very hard natural cl ays . aluminum oxide having two uses: (1) as natural abrasives, and (2) as the Bentonite, composed chiefly of precious or semi-precious gemstones; montmorillonite, is a clay type that ruby and sapphire. Emery, another results from the alteration of volcanic natural abrasive is a naturally ash. There are two types: a sodium- occurring mixture of corundum, based bentonite clay of high swelling magnet i te, and other mineral s . Demand -capacity;and a calcium-based bentonite for natural abrasives is very limited clay of low swell ing capacity. as is the availability of exploitable Product i on in Ari zona has been 1 argel y deposits. Artificial substitutes are from the low swelling bentonite, mined harder, more uni form, and ultimately from deposits near Sanders and Chambers more economic for most uses than the in Apache County. It is shipped and natural product. In general, processed for uses in refining and ul tramafic rocks and resultant pl acers decolorizing oils, making petroleum ,offer the best prospecting locals for catalysts, and in desiccants. The high corundum. Potential for future swelling bentonites are used in oil production of abrasive quality corundum well drilling mud, livestock feed from Arizona is very low. However, binders, pelletizing iron ores, animal specimens of gem quality might be feeds, pharmaceuticals, canal-reservoir found. Reported Arizona occurrences of linings and heap leach pad sealants for corundum are in Mohave and Pinal the processing of metallic ores. Some Counties. There has not been any CLAY corundum produced in Arizona for FELDSPAR abrasive uses. The term feldspar is used in a general way to refer to a group of anhydrous a1 uminum sil icates of DIATOMITE potassium, sodium, and calcium. The potassi um feldspars are the mineral s Diatomite or diatomaceous earth is orthoclase and microcline. Both have a a sedimentary rock composed of a high vitreous luster, a hardness of 6, and a proportion of the microscopic-sized specific gravity of about 2.57. They shel 1s of minute water dwell ing plants differ in crystal habits. The sodium or algae called diatoms. It is also and cal ci urn fel dspar, call ed known as i nfusori a1 earth, ki esel guhr pl agiocl ase form an isomorphic series and fossil flour. The frustules or rangi ng from sodi um pl agi ocl ase shel 1s of the diatoms are sil iceous, (a1bi te) to cal ci um pl agiocl ase opal 1 i ke skeletons containing pores (anorthi te). These feldspars are and channelways that give them internal vitreous to pearly and have a hardness porosi ty and permeabi 1i ty. Major uses of 6 and a specific gravity range from are for filtration, fillers and thermal 2.62 to 2.76. The potassium and sodium insulation. Numerous mi scell aneous feldspars usually contain admixtures of appl ications incl ude absorbents, each other often with small amounts of pesticide carriers, 1ight -weight free quartz. Such material is called aggregate, cerami cs, floor sweep perthi te. compounds and anticaking agents. The feldspar of commerce falls A1 though occurrences of within microcl ine-perthi te-a1 bite diatomaceous sedimentary rocks in the mineralogy. The mineral has two Western United States are numerous, significant properties of value and two only selected deposits are exploited. major uses dependent on these Because of the vari abi 1i ty of di atoms properties. When ground to a powder the suitability of any given deposit and used as a constituent of ceramic for particular uses requires extensive mixes, feldspar acts as a flux, that testing. Further, the nature and is, it forms glass within the ceramic distribution of impurities such as body at re1 at i vely 1ow temperatures. volcanic ash, sand, clay, chert, and The mineral has this property because various colored oxides effect the of its content of the alkal ine metals potential end uses, processing potassium and sodium. AS such, requi rements and val ue. Di atomi te of feldspar is a basic raw material in the particular specifications can bring manufacture of china, high grade relatively high prices. cerami c ti1 e, porcel ai n and cerami c glazes. The second property that makes The White Cliffs Mine, Pinal feldspar of value is its alumina County, has been an important producer. content which is useful in the Its output has been used for filter manufacture of silica glass. The aids, fillers, and cement additives. substitution of alumina for a small The diatomite is associated with part of the silica in glass increases gypsum. Other occurrences associated the resistance of the glass to impact, with gypsum are found in Cochise and bending, and thermal shock. Yavapai Counties. A number of diatomite deposits also occur in Graham In 1982, pottery and ceramic and Greenlee Counties at the locations manufacture consumed 82% and glass 18% described in the table, of the domestic consumption. DIATOMITE FELDSPAR Pegmatites are the only known Fluorspar has essentially three commercial source of feldspar in marketing grades referred to as acid Arizona. They occur in many parts of grade, metal 1urgical grade, and ceramic the western and southern portions of grade. Each has separate pricing and the State in a southeastward curving purity standards and are discussed belt extending from Lake Mead in Mohave be1 ow. County to Cochise County. Productive and potentially productive pegmatites Acid-grade fl uorspar contains at occur mainly in the older crystalline least 97% CaF2. Permissible impurities rocks exposed within this belt. Most are limited to 1.0% - 1.5% silica and of Arizona's past production has come 0.03% - 0.10% sulfide or free sulfur. from mines in the Cerbat Mountains Some user specifications may also north of Kingman. A feldspar impose stringent 1imits on calcite, processi ng pl ant operated in Ki ngman beryllium, and arsenic. It is from 1931 through 1983. typically the highest grade marketed and usually commands the highest price. Feldspar deposits are 1isted for Gila, Maricopa, Mohave, Pima, Pinal, Metal 1urgical -grade fl uorspar and Yavapai County. contains about 60% to 85% CaF2. Also called "metspar" or "lump spar it is sold and valued on the basis of effective calcium fluoride content FLUORSPAR rather than actual calcium fluoride content. Effective calcium fluoride is Fluorspar is the commercial name calculated by subtracting 2.5 times the generally applied to the mineral silica content from the actual calcium fl uori te, whose chemical formula is fluoride content. Maximum limits on CaF It is the principle ore mineral silica are set at about 5 to 6 percent. of ?he industrial element fluorine. Sulfur is limited to 0.3%, lead to The mineral commonly occurs as about .25 - -50 % maximum and crystals, in crystal1 ine masses and 5s phosphorus to a very small amount. fine to course granular material. Fine particle size is also detrimental. Fluorite has a specific gravity of 3.18, a hardness of 4, is easily Cerami c-grade fl uorspar has cleavable and displays a wide variety speci f i cat i ons which are somewhat more of colors ranging from colorless and variable than the other grades. white to shades of green, yellow, Calcium fluoride content can vary from brown, bi ue, and purpl e. 85 to 97 percent. Limits are placed on silica, calcite, iron oxides, and any Fl uorspar i s important in the metal 1ic mineral compounds which might manufacture of hydrofl uori c acid. cause di scol oration in final products. Hydro-fluoric acid is used in the In general, shipments of ceramic grade chemical industry to produce chl oro- fluorspar are usually tailored to the fl uorocarbon refrigerants, fluorine specific needs of individual customers. chemical s for the production of Consistency between individual a1 umi num and many additional speci a1 ty shipments is very often more important chemicals used in the uranium, than actual grade. electrical, metallurgical , wood products, plastics, and water treatment The principal fl uorspar deposits industries. The second greatest use of of Arizona are mainly epithermal veins fluorspar is as a flux in steel making. that fill fissures and brecciated zones Appreciable quantities are also used in along faults. Production has come from the production of ceramic materi a1 s, nine districts in Arizona most of which enamels, and specialty glass. have had small production of metal 1urgi cal grade materi a1 . Both FLUORSPAR

Figure 6. Locations of Arizona fl uorspar deposits. acid-grade and cerami c-grade GRAPHITE concentrates have been produced from mines in central Gila County and Graphite is a soft, black, processed by a mill in Tonto Basin. unctuous form of elemental carbon. It most commonly occurs as minute scales Arizona Fluors~ar by E.A. of flakes, as bladed or fol iated Elevatorski, Mineral Report No. 4 masses, or as earthy cryptocrystall i ne published by the Department of Mines lumps. Graphite has perfect basal and Mineral Resources in 1971 further cleavage, a dull to bright metallic discusses fluorspar occurrences in luster and a gray streak. It is opaque Arizona. Detailed information on a in even the finest size particles. The number of Arizona fl uorspar deposits softness and perfect basal cleavage of was obtained by the Department as part graphite make it highly slippery. It of a grant completed for the U.S. adheres readily to metal or other Bureau of Mines - Mineral Availability substances, filling the pores and System. This information is available making a slick surface. Graphite is for further study. extremely refractory (withstanding temperatures up to 3000O~), is immune to most acids and is a good conductor of electric1ty. These unique GARNET properties give rise to many uses in the 1ubrication, foundry, and steel The garnet group consists industries along with special uses in principally of six mineral subspecies; electrical equipment, "lead" pencil s grossul ari te, pyrope, almandine, and paints. spessartite, andradite, and uvarovite. All are silicates but with different Graphite occurrences in Arizona combinations of aluminum, magnesium, thus far reported are of no commercial iron manganese, cal ci urn, and chromi urn. interest. They are, however, of When transparent, free of flaws, and of mineralogical and geol ogi cal interest . pleasing color garnet is used as a semi preci ous gemstone. Pyrope i s recovered i n a1 1uvi a1 depos i ts eroded from garnet-bearing diatreme structures GYPSUM on the Navajo Indian Reservation in Apache County and is known as "Arizona Gypsum is a hydrous calcium Ruby. " sulfate which normally occurs as a soft, compact granular rock. Its Garnet is well suited for use as chemical symbol is CaS04.2H2Q. It also an abrasive. Its hardness is 7.5 and occurs as a fine-grained massive and it tends to break into thin, sharp sometimes trans1 ucent form call ed chisel -1 ike plates even when ground to alabaster. There are a number of fine sizes. It is used on abrasive mineralogical forms, varieties, and paper and cloth as well as loose grains associations such as selenite, satin in the wood working industry. Arizona spar, and gypsite. Gypsum may be common garnet has not yet been mined colorless, white, gray, or hues of red, for such uses. Andradite garnet occurs yellow, or brown. Pure gypsum contains in contact metamorphic deposits in 32.5% lime (CaO), 46.6% sulfur trioxide limestone in Gila, Graham, Greenlee, (SOj) and 20.9% water. and Pima County. Anhydrite, CaSQ4, is a closely related mineral and contains 41.2% CaO and 58.8% SO3 with NO water of hydration. GARNET, WOLLASTONITE GYPSUM

Figure 8. Locations of Arizona gypsum deposits.

15 The gypsum of commerce is the Gypsum has been produced compact massive finely crystalline to commercially in Arizona since about granul ar rock containing at 1 east 80% 1880. It has been an important mineral gypsum. For many uses gypsum rock must commodity only since the mid 1950's contain at least 90% gypsum. when demand for its use in agriculture Impurities usual ly include interbedded and construction increased 1 imestone, shale, dolomite, clay, and substantially. Current production is salts. Gypsite which may contain as from the Camp Verde area of Yavapai little as 50% gypsum mixed with the County and the Winkelman-Mammoth area other impurities mentioned (except of Pinal County. Most operating limestone) may be used for some properties are captive mines, owned and agricultural appl ications. A1 abaster, operated by the processors. which is a comparatively rare form has been used for centuries for carving Reserves of gypsum in Arizona are into lamp bases, bowls, and similar extensive with deposits existing in objects. The varieties selenite and most counties. Extensive resources of satin spar have no industrial uses. anhydrite are known to exist buried in However, selenite and satin spar when many of the State's evaporite filled found as attractive specimens, are basins. Of particular interest are prized by col 1 ectors . the very large deposits encountered in drill holes within the Eloy Basin in About one fourth of the gypsum Pinal County. consumed is as crude gypsum while the majority is cal ci ned. Uncal ci ned Important factors when eval uating gypsum is added to portland cement to gypsum deposits are their location retard setting time. It is also used relative to markets or areas of as "land plaster" added to soil in consumption (and easy transportation) agri cul tural areas where cal ci um and and their development/mining costs. sulfur are required or to break down The grade of the deposit must also be the sodium content of a1 kal i soils. considered, particularly the type and amounts of impurities. Generally, the Cal ci ni ng gypsum produces either higher the gypsum content, the better. plaster of paris when roasted at Impurities may be a problem if they add temperatures of 250' - 400'~ or "dead- color to products such as plaster-of- burned gypsum" when roasted at paris or reduce the chemical temperatures of 900' - 1000~~.Plaster effectiveness in products such as of paris, when mixed with water, forms agri cul tural gypsum. an easily worked plaster that will recrystallize to gypsum. It is used directly as pl aster or it can be molded between sheets of heavy paper to form LIMESTONE-DOLOMITE and MARBLE gypsum board (a1 so call ed wal l board, sheetrock, or pl aster board) . Pl aster Limestone, dolomite, and marble of paris is also used for making are cal cium and cal ci urn-magnesi um casting molds and in many appl icati ons carbonate rocks that are very important as a binder, fill er, or chemical agent. and useful in the construction industry Dead-burned gypsum which is chemically and for chemical and industrial use. identical to anhydrite is used as desiccator and dehydrator and in Pure limestone is BOO% calcite specialty cements. Anhydrite cannot CaC03 and pure dolomite rock is 100% currently be used as an economical dolomite CaMg(C03)2. Neither rock substitute for gypsum in making often occurs pure in nature as dolomite pl aster-of -paris. substitutes for calcite in 1 imestone and calcite substitutes for the mineral dolomite in dolomite rock. The names

"limestone" and "dolomite" include manufactured for export from the state rocks consisting of at least 80% as well as for mineral processing and carbonate without regard to whether the numerous industrial applications within carbonate is calcite, the mineral Arizona. Limestone as crushed and dolomite, or a combination of both. ground material is used to treat stack Calcite greatly predominates in gases from electric generating plants 1 imestone and do1 omi te predominates in and copper smelters and, to a lesser dolomite rock, When calcite and extent, to neutralize excess acid dolomite are present in more or less recovered at copper smel terse equal proportions, the rock is termed a Limestone is mined and consumed by both magnesian limestone. High calcium of the State's cement plants in the limestone contains at least 95% manufacture of cement. Marble is used calcite. as roof granules, decorative and monument stone and dimension stone. Marble, which is limestone or dolomite that has been naturally There are many deposits of recrystallized often has the same limestone, magnesian limestone, chemical and mi neral ogi cal composi t i on dolomite, and marble in Arizona. as the original carbonate rock or it However, only a few have been may contain new minerals formed during exploited for commercial use because of the metamorphic process. Marble is location, size, or qua1 ity of material. almost a1 ways more coarsely crystal 1 i ne The best Arizona limestones for than the original carbonate rock. An chemical and industrial use are economically important physical quality Mississipian, Pennsylvanian-Permian, of some marble is its ability to take a and Cretaceous in age. The two best smooth polish. 1imestones for overall purity, thickness, and availability over wide Uses for limestone, dolomite or areas are the Escabrosa and Redwall marble of either composition include: limestones of Mississipian age and most (1) crushed stone for concrete current operations are in these aggregate, road material, rai 1 road limestone. ballast, in a finer form for poultry grit, stuccos, fillers, and whiting Limestone, dolomite, and marble agents; (2) as a fluxing agent in are important resources in Arizona. smelting and refining metals; (3) as a The long term future for these soil conditioner in those parts of the i ndustri a1 mineral s i s good. country where soil acidity is a problem Limestones for cement and other (not, however, in the arid Southwestern construction uses, for production of United States); (4) as a source of lime and for quality dimension stone lime; (5) as a chemical raw material in have the most attractive future due to glass making, acid neutral ization and probable market growth in the other processes and; (6) as dimension Southwest. stone. Limestone, but not dolomite is used as the basic raw material in the manufacture of portland cement. Dolomite, but not limestone is an MAGNESITE-BRUCITE important ingredient in high grade refractories. Both magnesi te and bruci te are important for their magnesia content. In Arizona, limestone and Magnesium metal, a1 though contained in limestone marble is used as crushed both magnesite and brucite has not been stone, as feed for lime plants and for extracted from those minerals for many the manufacture of port1 and-cement. years. Magnesium metal is instead Dolomite has been used as railroad extracted from magnesium salts ballast in part of the State. Lime is recovered from brines. Magnesi te, when pure, contains mineral or rock material should be 47.8% MgO and 52.2% CO?. The pure investigated in detail. mineral is sometimes, but rarely, found in transparent crystals resembling Many of the deep basins within the calcite. Magnesite may be either Staters Basin and Range Province crystal1 ine or amorphous. The contain extensive evaporite deposits. crystal1 ine form has a hardness of 3.5 Some may have the potential for the to 4.0. The color may range from white discovery of magnesium salts that might to black with shades of yellow, blue, be produced as bri nes . red, or gray. Crystalline magnesite is difficult to distinguish from dolomite. Cryptocrystall ine magnesi te is massive and resembles chert, but is MICA distinguished from it by its lower hardness. Mica is the general name applied to a group of complex hydrous potassium Brucite, Mg(OH)* contains 69% MgO a1 uminum si 1 icate minerals which share and 21% H20. It is often associated the common physical property of a limestone and/or magnesite. The perfect basal cleavage. All can be mineral has a translucent appearance, spl it into thin sheets having varying is relatively soft, 1 ightweight, has a degrees of transparency, toughness, hardness of 2.5 and a specific gravity fl exi bi 1 i ty, and elasticity. of about 2.4. The color may be white, Muscovite, serici te, phlogopi te, but it will often have a bluish or biotite, and lepidolite are the most greenish cast. common mica minerals. Of these, muscovite and sericite and to a lessor Magnesite and brucite, when extent phlogopite are the most cal ci ned at 1 ow temperatures (1, 600°~), important sources of commercial mica. yield reactive or caustic-calcined Biotite, which is by far the least magnesia that is used to make chemicals transparent of the micas finds only and cements. Magnesite when calcined limited use as ground mica. Lepidolite at high temperatures (3,000~- 4,000'~) is more important as a source of yield inert oxides known as dead-burned lithium than as commercial mica. magnesite or periclase and is used to make refractories used in the cement, Crude mined mica is marketed in glass, steel, and copper industries. two general commerci a1 cl asses: sheet mica and scrap mica (also known as Massive white brucite deposits fl ake mica). The classes vary so much occur at several places in a northwest- in uses, production, form and price trending belt extending about one to that they will be discussed separately. six miles northwest of Oatman in Mohave County. It is doubtful any of these Sheet mica is relatively flat and deposits have been mined for their of sufficient size and free of magnesia content but some materi a1 may structural defects such that it may be have been mined, transported to, and punched or trimmed into specified ground in Kingman for use as mineral shapes. The minimum acceptable size of filler. crude sheet mica is a piece from which a 3/4 inch circular disk can be A few deposits of brucite and none punched. For most sheet applications of magnesite are reported in Arizona. the minimum size is one inch diameter. A1 though deposits are admittedly %rare, Uses of sheet mica are nearly all in the lack of reported occurrences may the electrical -electronic industries also be due to the difficulty of where the materi a1 's excel 1 ent identification. Any large, markedly el ectri cal i nsul at i on properties and white, deposit of relatively soft resistance to heat are put to use. MICA

Figure 10. Locations of Arizona mica deposits. These properties are effectively used rocks. Mica schist deposits have been even when the mica crystals are cleaved the most important sources of scrap or "split" into film like sheets less mica production in Arizona. The small than one thousandth of an inch thick. amount of sheet mica produced in the All sheet mica is produced from State has all been muscovite from pegmatite deposits and typically as a pegmatite deposits in Mohave County. co-product with the extraction of other economi c pegmatite mineral s. A very Arizona has had mica production small quantity of sheet mica was since at least 1936. Deposits in all produced in Arizona under war time but Coconino, Navajo and Apache conditions of supported prices and sold counties have been mined to at least a to a government agency operating under small extent. Most production has the name of the Colonial Mica been for scrap mica and has taken place Corporation. primarily in Maricopa County and secondarily in La Paz(Yuma) County. There are many grades and During the period 1942-1948 a few classifications of sheet mica which hundred pounds of sheet mica was mined command a rather wide range of prices and purchased by the Colonial Mica based on differences in color, degree Corporation. of preparation, sheet thickness and size, vi sual and electrical qua1 i ty, Recent (circa 1980's) mica and in the case of phlogopite, the production in Arizona in excl usi vely degree of thermal stability. scrap mica in the form of sericite from the Buckeye area of Maricopa County. Scrap mica is mica which for any It is ground for use in wallboard joint of a number of reasons is unsuitable compound. for use as sheet mica. Although most often specifically mined as scrap mica, The potential for continued and it can be derived either from trimmings additional mica production in Arizona or from material otherwise rejected in is good. Arizona has both the the production of sheet mica. Grou~d deposits and the production history to mica is produced from scrap mica by any justify such optimism. Statewide and of a variety of wet or dry grinding West Coast markets show a continued methods. Ground mica is used in the interest in purchasing Arizona mica if manufacture of roofing material s, it can be made avail able on a re1 iable . wall board joint compound, oil we1 1 basis and consistently meet required dri 11 ing mud, wall paper, paint, rubber specifications. and molded electrical insulation. In 1983 joint cement accounted for 47% and paint 14% of the ground mica consumed. PERLITE Prices for sheet mica range from less than a dollar per pound up to a Perlite is the name given to a 1ittle over ten do1 lars per pound. On glassy volcanic rock of rhyolitic the other hand, prices for scrap and composition that has a perlitic ground mica are given on a per ton (onionskin or pearl -1 i ke) structure. basis and range from less than $50 per Typical perlite contains 2 to 5 percent ton to a maximum of about $250 per ton. combined water and when heated to a specific temperature "pops" or suddenly Arizona mica deposits fall into expands like popcorn to produce a light three geologic categories: (1) mica weight cell ul ar product that has many schist deposits containing either commerci a1 appl icat i ons. serici te or muscovi te/bioti te; (2) When grains of crushed perlite are pegmatite deposits and (3) sericite in abruptly heated to the temperature of hydrothermal 1y a1 tered vei n and wall incipient fusion, their contained water PERLITE, VERMICULITE, EXPANSIBLE SHALE

Figure 11. Locations of Arizona per1 i te, vermicul i te and expansible shale deposits. is converted to steam and they form Superior area of Pinal County. light, fluffy, cellular particles. Popping plants have been operated The volume of the crude perl ite may be intermittently in Arizona since 1946 expanded 4 to 20 times at temperatures but the large majority of the State's between 1,400~and 2,000~~. The time production has been shipped out-of- required ranges from a fraction of a state as sized crude perlite. second to many seconds. An increase in Additionally, one plant (in 1985) is volume of at least 10 times is common. popping perlite shipped in from New The optimum temperature at which a Mexico. given perl i te wi 11 "pop" depends on both its water content and its chemical Known occurrences of perl ite in composition. Variations in the Arizona offer opportunities for further composition of the glass affect the exploration and development . Deposits softening point, type and degree of in the Superior area are of sufficient expansion, size of the bubbles and wall extent to allow expansion of production thickness between them, and the capacity. The insulation and light porosi ty of the product. Further weight characteristics of popped composition will affect whether the perl i te should continue to spur demand expanded materi a1 wi 11 be fl uffy and for the commodity. highly porous or a glazed glassy particle having a 1ow porosity. Expanded perlite is graded by bulk PUMICE AND PUMICITE (including some density. The most widely used grades BASALT, VOLCANIC SCORIA AND CINDERS) range in bulk density from 7 to 15 pounds per cubic foot. Col or, Pumice and pumicite are acidic, appearance and fluffy versus glassy are gl assy vol cani c materi a1 s having a a1 so important considerations in many chemical composition similar to that of end uses. rhyolite or dacite. They are often referred to as volcanic ash, dust, Expanded or "popped" perlite finds tuff, rhyolite sand and pumiceous important uses in many products and rhyolite. Pumice differs from industri a1 appl ications. The more pumicite in mode of formation and important uses are in the construction textural characteristics. Both are industry for insulation, light weight normally white to 1ight gray and are concrete aggregate, acoustical plaster composed primarily of silica with and tile, wall board, and other formed lesser amounts of alumina, potash, products; in filter media; in soda, lime, magnesia and iron oxide. agriculture as a fertilizer extender, In general they are chemically inert, insecticide carrier and soil but can be reactive when in a very fine conditioner; and as a filler for paper granul ar condi tion. Basalt, scori a and plastic products, and a texturizer and cinders, a1 though significantly in paints and as an abrasive. different in composition are included under this heading. In the Basin and Range province of Arizona siliceous volcanic flow rocks Pumice is a highly cellular, dull, of Cenozoic age (typically rhyolitic in glassy materi a1 . The open cavities or composition) common1 y contain cells are separated by thin glassy segre gations of volcanic glass but walls. Due to its spongelike their popping characteristics (if they character, dry pumice is light in will pop at all) must be determined. weight and many fragments and blocks of Per1 i te occurrences have been pumice will float on water. Pumice identified in 9 of Arizona's 15 originates from molten lava that is counties but production has been highly impregnated with water vapor and limited primarily to deposits in the other gases. The release of pressure PUMICE, PUMICITE, VOLCANIC CINDERS, SELECTED BASALT

Figure 12. Locations of Arizona pumice, pumi ci te, volcanic cinders and sel ected basal t deposits . upon extrusion of the lava allows the potenti a1 ly avail able is very 1arge. gasses to expand and the rapid cool ing Pumi ci te occurrences are much 1ess of the molten material preserves the common and most Arizona deposits thus mass of gas bubbles. far identified have not been thick enough to support exploitation. Silica rich lavas solidify at high temperatures and thus are found close Characteristics of known pumice to centers of volcanic activity. deposits vary widely. Materi a1 from Deposits of pumice are found as each new deposit will require irregular, lens1 i ke bodies closely experimenting and testing to determine associated with other volcanic flows appl i cab1 e uses. near major vents. Basal t i ncl udes the normal 1y f i ne Pumicite, on the other hand, grained, dark colored igneous rocks consists of finely divided, closely consisting mainly of calcic feldspar packed, angular, glassy, fragments and ferromagnesian minerals with little ranging downward in size from about an or no quartz. Textural varieties such eighth of an inch to extremely fine as volcanic scoria and cinders have the powder. Despite the fineness, chemical compositions of basalt but a pumicite will sink in water. It texture and uses more similar to originates as volcanic ejecta, blown pumice. into the air by volcanic eruptions. The airborne particles are sorted in Dense basal ts are re1 atively weight and size by gravity and wind heavy, tough, and durable. Col or and, after falling to the earth's ranges from dull black to dark gray, surface, may be further classified by greenish black or greenish gray. wind and water action. Thus pumicite Weathering produces shades of red and may occur thinly spread over wide areas brown. or in thick accumulations in local basins. In either case the deposition Basalts normally occur as can be distant from the original widespread extrusive masses, and source, exhibit smooth, wavy and ropy or rough, jagged, and cl i nkerl i ke surf aces. The Pumice and pumicite are used both term "malapais" (bad land) is applied in the crude and processed form. The to lava fields of the latter type. principle uses are for concrete The upper parts of the flows and the aggregate and admixtures, decorative volcanic ejecta are commonly vesicular building blocks, landscaping, road with irregular open spaces constituting construction and maintenance, and as much as 50% of the volume. These industrial abrasives. A variety of voids may be subsequently filled with miscellaneous uses include diluents; quartz, opal, calcite, chlorite or absorbents (incl uding pet 1i tter and zeol i tes. Vesicular basaltic rocks oi 1 absorbing floor sweep) ; carriers are called volcanic scoria or volcanic for insecticides, herbicides, and slag. Fragments of scoria less than 1 fungicides; soil conditioners; fillers inch in diameter are called cinders. and extenders for paints and plastics; thermal insulation medium, roofing Crushed and broken basal tic rocks, granul es, and 1aundry scouring scoria and cinders account for almost compounds. all of the basal tic rocks produced. Where readily available they are Pumice occurs throughout much of important sources of concrete Arizona, particularly in areas near aggregate, roadstone, rai 1road ball ast, major volcanic vents in some of the riprap and cinder blocks. They are 1 arge areas under1 ai n by Cenozoic also used in cement manufacture, for basaltic flows. The quantity road base filtration and filler, and in making rockwool insul at ion. Volcanic SALT scoria and cinders compete with sand and gravel as construction aggregate. Salt is a word with a wide variety Fused, cast basaltic lining and floor of meanings in the nomenclature of bl ocks, produced by control 1ed me1 ting, chemistry, mining and mineral s. For molding, and anneal ing of high-a1 kal i the purpose of this publication its basalt, are finding favor where meaning will be limited to the mineral exceptional resistance to corrosion and commodity - common salt or sodium abrasion i s required. chloride. Pure salt contains 39.34 percent sodium and 60.66 percent The major center of commercial chlorine by weight. It normally forms production of basaltic rocks has been cubical crystals which when pure are from cinder cones around Flagstaff, perfectly transparent. It i s about Coconino County. For many years the 2.16 times heavier than water. A Santa Fe Railway was the largest maximum of 30.4 parts of salt will producer of cinders, most of which were dissolve in 100 parts of water at 3z°F used as railroad ballast. In the late and will depress the freezing point of 1970's this use was greatly reduced due the thus formed water brine 38~' to to the abrasive nature of the cinders minus 6OF. Salt in nature typically and dolomitic limestone was used in contains 1 to 4 percent impurities. their place. Cinders have also been produced from the Flagstaff area as Salt is mined or quarried as rock well as areas in Mohave, Navajo, salt, recovered as evaporated salt from Apache, Pima and Cochise Counties for brines by evaporation in kettles or highway maintenance, cinder blocks and pans and produced as solar salt by light weight aggregate. Basalt has crystallization from evaporation from a1 so been produced from Mari copa and brines in shallow ponds by sun and Pinal Counties for the manufacture of wi nd . rock wool insul ation. By far the 1argest use of salt is Arizona has plentiful resources of in the chemical industry where it is basalt. A major part of them is in used in the production of chlorine and large, generally scoriaceous, Cenozoic, caustic soda along with many other 1 ava flows which cover extensive areas chemical s. Second in importance is in a belt across the central and its use for de-icing of roads. Food southwestern part of the State. processing uses less than 10 percent of Individual flows range from a few total consumption and use as table salt hundred square feet to many square amounts to less than 3 percent of miles in surface extent and from a few consumption. Other important uses feet to several tens of feet in include 1ivestock feed, paper thickness. Many of these basalt processing, metal processing, petroleum masses consist of several irregular and refining, and other manufacturing uneven coalescing flows that vary from processes. pl ace to pl ace mineral ogical ly and texturally and locally contain C.ommon sal t occurs as crystal 1i ne interbedded vol cani c ash, aggl omerate deposits of rock salt and in natural and erosi onal debri s . The Quaternary sol uti ons i n subterranean brine pool s, basaltic areas are dotted with numerous surface brine pools and lakes and in cinder cones. the oceans. Salt is widely distributed in Arizona and occurs in many surface and subsurface waters as well as in deposits as crystalline rock salt. Rock salt has been mined in Yavapai County from deposits in the Verde Val 1ey. Salt is currently SALT, SODIUM SULFATE, MAGNESIUM, STRONTIUM

A - sodium sulfate occurrences Figure 13. Locations of Arizona salt, sodium sulfate, magnesium, and strontium depsoits. (1987) being produced in Maricopa a1 so have numerous decorative and County from the Luke Salt deposit by 1andscapi ng appl i cations. Each use sol uti on mini ng and sol ar evaporation-. has specific standards some of which Large buried deposits of salt have been fall in a very narrow range. parti a1 ly explored in Mohave, Navajo and Apache Counties. These deposits The source of most specialty sands could support very 1arge sol ution is from the disintegration of mining - solar evaporation type sandstones and the natural operations or be developed for cl assi fication of the resulting underground storage of petrol eum or alluvial material by wind and water. disposal of radioactive wastes. Currently (1985) a specialty sand is produced near Sanders in Apache County. It is processed for use as hydrofrac sand and for sandblasting. SAND (SPECIALTY) Extensive sand deposits occur in Sand is a generic term for mineral Apache and Navajo Counties and possibly particles of a size greater than 1/16 in other ares. In Apache and Navajo mill imeter and smaller than 2 Counties the sand is unconsol idated, mil 1imeters. It is generally quartz, fai rly coarse grained, we1 1 rounded and but can be any mineral or combination sized, and is nearly pure quartz. As of minerals. Speci a1 ty sand, a1 so industries continue to locate in known as industrial sand is sand which Arizona a local market may develop for is consumed in products or processes specialty sand which could be met by other than as a part of the aggregate additional production or new for concrete, mortars or stuccos. discoveries of Arizona deposits. Specialty sand might also be of any mineral, but it is typically quartz. Large accumul ati ons of mi 11 Specialty sands of other minerals tailings exist at numerous sites include feldspathic sand, zircon sand, throughout the State. Some consist magnet i te sand and gl auconi te sand. primarily of quartz, while others are a mixture of nonmetal1 ic and metal l ic Specialty sands are defined by mi neral part i cl es. their use. The most important specialty sands are: abrasive sands for sandblasting, glass grinding, and stone sawing; glass sand for the manufacture SHALE (EXPANSIBLE) of glass; chemical sand for manufacture of sodium silicate (water glass), Shale is commonly defined as a si 1icon carbide (carborundum) , moderately hardened or cemented, silicones, gels and other chemicals; 1aminated sedimentary rock composed metallurgical sand for silicon alloys, primarily of mineral particles in the silicon metal and reduction of sizerangeof clay or silt. When used phosphate rock; refractory sand for with reference to raw material for the foundry molds and furnace 1inings; coal production of lightweight aggregate washing sand; filter sand; hydrofrac however, the phrase "expansible shale" sand (spheroidal sand particles ordinarily includes virtually any fine- injected into oil producing strata to grained sedimentary or metasedimentary maintain production); standard testing rock that expands when heated under sand and friction sand. Natural sand, suitable conditions. So called common as well as that produced by mineral shale and more massive rocks such as processing operations may be used in claystone and slate are included as special 1and treatment appl ications expansible shale provided they will such as sand traps for golf courses. expand when heated. Sands of various colors and textures SILICA QUARTZ, SPECIALTY SAND

/ s,

9 - silica quartz occurrences

Figure 14. Locations of Arizona silica quartz and specialty sand deposits. The shale particles expand when in a wide variety of colors due to they reach the temperature where incl uded impurities. When melting of the particle has just begun. crystalline, the usual form is a At this point any gasses which are hexagonal pri sm with pointed generated within the particle will terminations. Quartz is hard and will expand and form a series of small readily scratch gl ass, is extremely cavities within the particle. The durable, has a vitreous luster I ike expansion will continue until the glass glass, and breaks with a conchoidal which is being formed becomes fluid fracture. Quartz is an important enough to allow the gas to escape. constituent of many common rocks and Beyond this stage, the particle will the sole mineral in quartzite - a me1 t completely and form a dense, heavy metamorphic quartz sandstone. Quartz glass. The expansion characteristics generally predominates in mineral veins of a particular shale is determined by and as a gangue mineral in ore deposits a number of factors, the most important and it is the principle mineral of which is the mineralogical make-up constituent in most sand, gravel and of the shale. The most important soil . requirement of any expansible shale is that fusion and gas formati on progress Quartz is utilized as natural together through the range of crystals, crushed quartz and quartzite, temperatures at which expansion takes as fine ground silica and as naturally pl ace. occurring quartz sand. (Quartz/silica sand is discussed under SAND- Expanded shale is used as a SPECIALTY. ) lightweight aggregate in the manufacture of concrete products. It The optical and pi ezoel ectri c is used in the manufacture of concrete properties of quartz crystal make it blocks, monolithic concrete structures, indispensable for high qua1 i ty lenses, and a variety of prefabricated and 1 ens components, wedges, pl ates, and prestressed concrete products such as prisms; and for accurate frequency roof, floor and wall panels, structural control in communication, time control beams, silos and water tanks. and other electronic devices, These Expanded shale accounts for the largest uses require the best colorless and portion of all lightweight aggregates defect free quartz crystals. For most used. optical and el ectronic uses cul tured quartz crystals are used. "Lascas" is Shale with expansion properties is the SiOE feed stock material needed for reported from only a few localities in cultured quartz crystal production. Arizona. Occurrences have been "Lascas" is quartz crystal and identified in Coconino, Pinal and Yuma crystal 1ine materi a1 of extreme counties. Although only a very few chemical purity but with some occurrences have been reported it is structural and/or clarity defects. doubtful that all outcrops of potential Quartz in the form of fused silica material have been tested in Arizona. glass is used for optical applications. Both lascas and clean quartz sand are the raw materials used by most manufacturers of silica glass. SILICA - QUARTZ Mine run and crushed quartz of Quartz is the most common mineral relative high purity (+97%) is used as in the earth's crust. It is silicon raw material for production of silicon dioxide (Si02), also known as silica, "metal " and ferrosi 1icon. Quartz and and ranges from coarsely crystalline to quartzite of lesser purity and quartz cryptocrystall ine. Quartz is normally vein material containing base and colorless or white but it also occurs precious metals is used as metal 1urgi cal f 1ux i n copper smel ters. andal usi te, dumort i eri te and topaz. Si 1i ceous metal 1urgi cal fl ux shoul d These minerals all contain about 60 contain at least 70% sil ica and be low percent alumina and are used to in alumina and iron. Crushed or manufacture various types of high powdered quartz and quartzite are used temperature ceramic materi a1 s. These in "fl int" sandpaper, scouring minerals are all converted at high compounds, and abrasive metal pol i shes. temperatures to the compound mu1 1i te Hard, tough quartz and quartzite are (3A1203.2Si0 ). Mullite has the used as grinding pebbles and linings in abi 1I ty to wi$hstand high temperatures tube and ball mills where a colorless and abrupt temperature changes. and inert grinding medi um are needed. The principal products in which Small quantities of quartz crystal the sill imanite group of minerals is have been found in a number of Arizona used are high temperature refractories 1ocal iti es but no sources have been for use in metallurgical and glass developed that could thus far produce furnaces and certain types of kilns and high quality crystals that could be boilers. Metallurgical uses in the extracted intact and economically. iron and steel industry include blast Quartz for the ceramic industry, furnace linings and molten metal abrasives, and the production of handling equipment. Uses in the silicon has been produced from deposits nonferrous metal 1 urgical industry north of Kingman in Mohave County. include high temperature linings in a1 umi na reduction cells. The majority of quartz and Mi scell aneous uses incl ude ki 1n quartzite produced in Arizona has been furniture, brake linings, blown high used for metallurgical flux by the temperature insul ati on, ceramic tile, State's copper smel ters. Smelters spark plug insulators (the original use prefer siliceous flux which contain - just after the turn of the century), copper or precious metal values. grinding media, extrusion dies and However, in recent years a consistent we1 di ng rod coati ngs . supply of such material has not been available and most of the smelters have In Arizona a1 1 reported occurrence devel oped 1ocal suppl i es of barren of sill imani te group minerals occur in quartz or quartzite. what have been considered to be areas of Precambrian metamorphic rocks. Arizona contains many occurrences Kyanite has been produced from a of quartz and quartzite. Most have deposit in Mari copa County. not been adequately evaluated for Dumorti eri te has been produced for the industrial uses. Most metal bearing lapidary industry from an occurrence in quartz veins which are exposed at the Yuma County. The information surface have been evaluated as metal currently avail able is insufficient to deposits. The lack of available show whether any deposits in Arizona grinding facilities has hindered the are of the size and quality required to search for and devel opment of have economic val ue. Promi sing industrial deposits other than for occurrences must be explored thoroughly siliceous flux. to determine if qua1 ity and size of reserves are adequate to justify devel opment . SILLIMANITE GROUP The sillimanite group (also known as the kyanite group) of minerals includes the aluminous sil icate mi neral s kyani te, sillimanite, SILLIMANITE

Figure 15. Locations of Arizona sillimanite deposits. SLATE SODIUM SULFATE Slate is a fine-grained, The principal sodi um sulfate argillaceous, metamorphic rock having a minerals are thenardite (Na2S04), natural , we1 1-devel oped cl eavage in one mi rabi 1i te or gl au ber salt plane which permits the stone to be (Na2S04.10H20), ad gl auberi te split into thin, smooth plates. Slate (Na2S04.CaSO ) . The primary uses of originates from the compaction of clay sod~umsulfa ? e are in the diqestion of and shale beds by the weight of pul p-wood used in the craft -paper and overlying sediments or by the as a filler in laundry detergents. induration of the beds by heat and Other uses include the manufacture of pressure. Slate may have a wide sodi um-based chemical s, and in vari at i on in chemi cal and mi neral ogi cal cerami cs, dyes, an i ma1 feed composition. The main constituents are suppl ements, inks and sul fonated oi 1s. usually quartz, sericite, chlorite, and Sodium sulfate is produced from brines sometimes graphitic or carbonaceous and as a byproduct of various chemical matter. Slate is dark gray to %black processes. Historically it has been but red, brown, yellow and purple produced from crystal 1ine evaporite colors are also common and caused by deposits. the iron content. Some slate is green, which is caused by chlorite. Slate is In Arizona, the only known sodium firm but soft enough to be readily cut sulfate deposit of significant size and shaped. occurs in the Verde formation 1.5 miles southwest of Camp Verde in Yavapai Historically dimension slate was County. This deposit was mined in used for roofing, bl ackboards, the early 1930's. el ectrical panels, 1 aundry tubs and sinks and floor tile. It is used as flagging, but such use as dimension stone is beyond the scope of this STRONTIUM report. Strontium is an a1 kaline earth Crushed and broken slate is used metal closely related to calcium. In for lightweight aggregate production, metallic form it is used in limited granules for composition materials, and quantities in electronic devices. The slate flour for filler. majority of uses for the element are in the form of one or more of its salts. Slate has been quarried in Arizona at intermittent periods in the past. The most important strontium salts It is currently being quarried north of are the carbonate (SrCO ), the nitrate Phoenix for use as a binder-filler in and the natural sulfafe (celestite- the manufacture of vitreous clay pipe. SrS04). The major use of strontium (in the form of strontium carbonate) is Slate of good quality for in the manufacture of color television special ity uses such as flooring and picture tubes where it is added to the structural uses in believed to be glass to provide radiation shielding of scarce in Arizona. Most occurrences the television screen. Strontium (in are actual ly phyll i te and argi 11 aceous the form of strontium nitrate) is used rocks intermediate in metamorphic grade for the brilliant red color which between slate and schist or mica slate strontium imparts to a flame. Such of poor structural qua1 i ty. uses include mil itary and civil ian signal flares and in pyrotechnics for Arizona has potential to develop entertainment. additional slate deposits for markets which utilize crushed or ground slate. exfol i ated vermi cul i te from out of In Arizona, two deposits of state material; one, as a constituent celestite of possible commercial of pl ant-growing medium (potting soil) interest are known, both are located in and the other as insulation material. Mari copa County. In much of southwestern Arizona the geologic Vermi cul i te occurs i ntermi ngl ed conditions are similar to those at the with other rock-forming minerals in two known deposits, and, therefore, are many igneous and metamorphic rocks. considered favorable for the occurrence Most commercially important vermiculite of celestite. Currently (1987) all of deposits appear to have been formed by the United Statest stronti um needs are a1 terat i on of pyroxenes, amphi bol es and imported. There has been some renewed olivine in igneous and metamorphic interest in developing domestic ul tramafic rocks by sol ution and deposits, and Arizona deposits might volatilization from intrusive syenites, make good prospecting targets. carbonatites and pegmatites to form biotite, phlogopi te, serpentine and chl ori te. Supergene a1 terat i on by circulating ground waters later removed VERMICULITE the alkalis, redistributed magnesium, and added water as interlayered Vermiculite is a micaceous mol ecul es to form vermi cul i te. hydrated silicate formed by the low temperature alteration of other sheet Comparatively little is known mica minerals, chiefly biotite. The about possi bl e commerci a1 vermi cul i te mineral rapidly expands upon heating to deposits in Arizona. A few deposits produce a 1 ow-densi ty materi a1 . The have been discovered and tested, but no term "vermiculite concentrate" denotes commerci a1 product i on has yet (1987) the mined ore that has been been made. Deposits have ' been benefici ated and sized. The identified in Maricopa, Mohave and exfol i ated product i s a1 so call ed Pinal Counties. vermicul i te. The phenomenon of exfoliation, which causes vermiculite's A commerci a1 vermi cul i te deposi t bulk to increase up to 12 times, is should contain 30% to 50% vermiculite, dependent upon conversion of some of little or no biotite, and good sized its water of hydration into steam flakes with few fines. Chemi cal which, in turn, forces the laminae composition is of little value in apart in the direction perpendicular to determining the expansion the cleavage planes to form an characteristics of vermicul i te; accordion like product. Exfol i at i on exfol i at ion tests provide the only occurs over a temperature range of 800' satisfactory evaluation. In to 2,000'~ and is completed in no more prospecting for vermicul i te, the than a few seconds. Exfol i ated material can be identified by heating vermicul i te is incombustible and it with a candle flame or match. retains its thermal insulating properties to 2,000~~. Arizona currently (1987) has a stable vermiculite exfoliation industry based on out of state material. This The principal uses of exfoliated industry should provide a market for a vermicul ite are as 1 ightweight qua1 i ty vermi cul i te concentrate aggregates, thermal insulation, produced within the State. agricultural soi 1 suppl ements and as carriers, f i 11ers and extenders. Although no vermiculite is currently (1987) mined in Arizona, there are two plants in Maricopa County which produce ZEOLITES WOLLASTONITE freedom of movement which give the zeolites their cation exchange and Wollastonite is a calcium reversible hydration properties. The metasil icate with a chemical porous character of the zeolites composition of CaSiOg. It is seldom enables them to act as molecular sieves found in a pure state due to the ease for the separation of molecular with which it takes into solution the mixtures based on the size and shape of metasilicates of manganese, magnesium, the molecular compounds or for the iron and strontium. It is commonly selective adsorption of gases. associ ated with garnet, di opsi de, epidote, calcite and quartz. It has a These unique properties suggest specific gravity of 2.8 to 3.0, and a diverse i ndustri a1 uses in processes hardness of 4.5 to 5 on the Mohs scale. such as purification and drying of When pure, it has a brilliant white gases and liquids, chemi cal color, but with impurities it may be separations, catalysis, sol ar energy, grayish or brownish. and decontamination of water treatment plant effluent and radioactive wastes. The ceramic industry is the major consumer of wollastonite in the Most zeolites used by industry are manufacture of tile. Important produced synthetical ly. Natural quantities are also used for fillers, chabazite is currently (1987) being extenders and whiting agents in paints mined near Bowie in Cochise County. A and plastics. Only wollastonite with zeolitized tuff is currently mined near a brilliant white color is usable in Wickenburg and processed for odor most appl ications. Woll astoni te has absorbents. Future development of been used to produce mineral wool other known Arizona zeolite deposits is insulation. likely as industrial uses and processi ng becomes more widespread. Wollastonite is a contact Zeol i te mineral s, uses, geology, metamorphic mineral occurring within analytical methods, mining operations impure limestones near intrusive bodies and Arizona occurrences are discussed of granite or other acidic rocks. It in detail in the revised edition of can be formed by metasomatism of ARIZONA ZEOLITES by Ted H. Eyde cal careous sediments and by to be published in early 1988 as crystallization of certain magmas. Arizona bepartment of Mines and Mineral Wollastonite, garnet and diopside often Resources Mineral Report Not 5. occur together in skarn deposits. Reported Arizona deposits contain one Arizona occurrences of woll astoni te at or more of the following zeolites: or near contacts between intrusives and clinoptilolite, chabazite, mordenite, l imestone are reported from Cochi se, phillipsite, analcime and erionite. Gila, Pima and La Paz Counties.

ZEOLITES Zeol i tes are a coll ective name for a group of over 30 minerals which are hydrated a1 uminosi 1 icates of the a1 kal i and alkaline earth elements. They have a frame work structure that encloses inter-connected cavities occupied by the re1 atively large cations and water mol ecul es. The cations and water have considerable ABRASIVES (NOT OTHERWISE CLASSIFIED)

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... NAVAJO COUNTY Winslow, Winslow 15' No Name Group Reported wide spread Joseph Joseph City 15' scattered chert City, & Holbrook 15' pebbles sui tab1e for Hol brook Clear Creek grinding uses. Areas Reservoir 7.5' Hibbard 7.5' ALUNITE

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... GILA COUNTY Secs. Globe 7.5' Old Dominion Reported alunite, 23 & 24 Mine kaolinite masses, IN,15E some halloysite in fractured quartz monzonite.

GRAHAM COUNTY Sec. 26 Safford 15' Terra Firma Vein of a1 unogen normal 5S,26E to contact between andesi te and rhyol ite.

-LA -PAZ COUNTY Secs. Middle Camp Mtn. Sugarloaf Peak White alunite veins 3 & 4 7.5' in schistose dacite. 3N, 20W

--SANTA CRUZ COUNTY Set. 36 Nogales 15' Three R, Pinkish alunite, 22S,15E Evening Star quartz, pyrite, chal- Prospect copyrite in pegmatitic granite. ASBESTOS LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS

------COCHISE COUNTY Sec. 34 Pearce 15' Abri 1 Zinc Mine Chrysoti 1e asbestos 17S, 23E in Permian limestone; a noteworthy mineral occurrence in a zinc- copper deposit.

COCONINO COUNTY Sec. 22 Havasupai Point Bass Asbestos Small production of 4" asbestos fiber from veins in limestone intruded by diabase.

Sec. 27 Vishnu Temple 15' Hance Asbestos associated 31N, 4E with serpentine a1 terati on resul ting from intruded diabase dikes,

GILA COUNTY Secs. McFadden Peak 15' Cherry Creek, Past production; 34 & 35 Buckhorn chrysotile veins in 8N, 14E Mescal Limestone.

Secs. Young 15' Walnut Creek, Past production, 19, 20, Wilson Creek, chrysotile asbestos 29 & 30 Arizona Asbestos veins in Mescal lime- 8N, 15E Group, Tony, stone in Precambrian Wolf Spring formation intruded by Group diabase sills. Secs, McFadden Peak 15' Sl oan Creek Past production. 27 & 35 Young 15' Group, Kyle 8N,15E Asbestos

Sec. 24 McFadden Peak 15' White Hill Past production. 7N, 15E

Sec. 13 Blue House Mtn, Double Buttes Past production; 7N,15,5E 15' crysotile asbestos (proj- ) in Mescal limestone intruded or cut by diabase dikes and sills. Sec, 14 McFadden Peak 15' Tank House 7N, 15E Creek

Sec. 20 Picture Mtn 7.5' Independent Crysotile asbestos 7N, 12E with serpentine in limestone intruded by di abase. ASBESTOS

LOCATI ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... GILA COUNTY (CONT.) Secs. McFadden Peak 15' Bore Tree Past production. 4&5 Saddle, Ash 7N, 14E Creek (proj. Secs. McFadden Peak 15' American Fiber Past production; 10, 11 Group, Rock chrysotile asbestos. 14 & 15 House, King, 7N, 15E Many, Montezuma

Sec. 10 McFadden Peak 15' Pierce Mine Past production. 7N, 15E

Sec. 15 McFadden Peak 15' May Mine Past production. 7N, 15E

Secs. McFadden Peak 15' Rosa Group 7, 8, 17 & 18 6N, 14E

Sec. 15 McFadden Peak 15' Lucky Strike, Past production. 6N, 14E Metate Mine

Sec. 22 McFadden Peak 15' Pueblo Past production. 6N, 14E

Secs. Carrizo SE 7.5' Stansbury Mine, Past production; 29 & 30 K & M Lease asbestos veins in 5N, 19E Mescal Limestone, (proj. ) adjacent to diabase sill.

Secs, Blue House Mtn. 15' Apache Mine, Past production; 7&8 Seven Star, chrysoti 1e asbestos 5N, 17E McIntyre Mine veins in limestone near diabase sill.

Sec. 7 Blue House Mtn. 15' Apache Exten- Asbestos-bearing 5N, 17E sion serpentine in lime- stone.

Sec. 8 Blue House Mtn. 15' Loey & Lena Asbestos bearing 5N, 17E zone, algal lime- (proj. ) stone. Sec. 12 Blue House Mtn. 15' Fiber King, Past production; 5N, 16E Salt Bank, asbestos zone in Ri versi de massive bedded lime- stone in Mescal Lime- stone. ASBESTOS

LOCATI ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... GILA COUNTY (CONT.) Sec. 21 McFadden Peak 15' Reynolds Creek, 6N, 14E Reynol ds Fa1 1

Secs. McFadden Peak 15' Asbestos Peak, Past production; 19 & 20 Pocket Creek, asbestos veins in 5N, 14E Loaferclaim, algal Mescal Lime- Zimmerman Dome, stone. Old Knighton Property

Sec. 32 Rockinstraw Mtn. Friday Claim, Small past pro- 5N,14E 15' Globe and Miami duction; short, good Group qua1i ty chrysoti 1e fiber with serpen- tine in limestone intruded by diabase; also contains mag- netic zone.

Sec. 24 Blue House Mtn. 15' Regal Group, Past production, 5N, 16E Corral Creek asbestos bearing (~roj. zones within Mescal Limestone.

Sec. 32 Chrysotile 7.5' Little Favor Chrysoti le asbestos 4.5N,17E Group in Mescal Limestone (prod. ) intruded by diabase dikes and sills.

Sec. 33 Blue House Mtn. 15' Phillips Mine, Past production of 5N, 17E Grandview Mine chrysotile asbestos in Mescal Limestone intruded or cut by diabase dikes or sills. Sec. 28 Blue House Mtn. 15' Canadian, Past production; 5N,17E Ladder chrysoti le asbestos in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 34 Chrysotile 7.5' Victory Mine, Past production from 4.5N,17E El Dorado Mine, chrysotile veins within Chrysoti 1e serpentine 1ayers of Mines do1omi tic Mescal Limestone.

Sec. 30 Beckers Butte 73' Snake Hill Mine 5N, 18E ASBESTOS LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------GILA COUNTY (CONT.) Sec. 30 Blue House Mtn. 15' Bluff Mine Asbestos bearing 5N, 17E zones in Mescal Lime- stone beneath diabase si11 . Secs. 22 Blue House Mtn. 15' Enders Mine, Asbestos veinlets in 23 & 24 Horseshoe, serpentine zone of 5N, 17E White Tail Mescal Limestone in- truded by diabase sill. Sec. 20 Beckers Butter 7.5' Roadside Mine, Asbestos veinlets in 5N, 18E Prochnow algal Mescal Lime- stone adjacent to diabase si11 . Sec. 30 Beckers Butte 7.5' Wonder Claims, 5N, 18E Silk Claims

Sec. 31 Beckers Butte 7.5' I.S. Hole Canyon 5N, 18E

Sec. 35 Blue House Mtn. 15' Great View Mine Chrysotile asbestos 5N, 17E in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 25 Beckers Butte 7.5' Dream Girl, 5N, 18E Soren-Williams

Sec. 35 Blue House Mtn. 15' Emsco Property, Past production; 5N, 17E Accident Claims Chrysotile asbestos (proj in Mescal Limestone intruded or cut by diabase dikes and si11 s; woll astoni te has been reported.

Sec. 34 Blue House Mtn. 15' Pinetop Mine . Past production; harsh 5N, 17E fiber asbestos 1enses (~roj. in Mescal Limestone. Sec. 29 Beckers Butte 7.5' Sulphur Springs 4.5N,18E Claim

Sec. 20 Beckers Butte 7.5' Asbestos Asbestos bearing 4.5N,18E Prospects serpentine in Mescal Limestone. ASBESTOS LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------GILA COUNTY (CONT.) Sec. 11 Cassadore Spring Bear Canyon Past production; 2N,19E 7.5' Mine asbestos bands in limestone, over and underl ain by diabase sills. Sec. 30 Natural Corral 7.5' Cassadore Harsh fiber; chryso- 2N, 19E Property, Black tile asbestos in Mesa Mescal Limestone intruded or cut by diabase dikes and sills. Sec. 2 Cassadore Spring Upper Bear Asbestos bearing 2N,19E 7.5' Creek 1imestone bounded by

(pro3 • diabase. Sec. 17 Sontag Creek 7.5' Prospect West Chrysotile veinlets 2N,20E of Blue River in Mescal Limestone.

Sec. 24 Natural Corral Oak Creek Asbestos occurrence 1N,18E 7.5' in 1imestone.

Secs. Dourine Canyon Apache Claims Past production, 19&30 7.5' asbestos zone in IN, 17E Mescal Limestone underl ain by diabase sill. Sec. 1 Rockinstraw Mtn. G & H Prospect Asbestos serpentine 2N,14E 15' zone within lime- stone. Sec. 34 Inspiration 7.5' Chuckwall a Chrysoti 1 e asbestos 2N, 14E in Mescal Limestone intruded or cut by diabase dikes and sills. Sec. 1 Haunted Canyon North American 1N,13E 7.5'

Sec. 9 Cutter 7.5' Chiricahua Asbestos serpentine 2S, 17E Prospect zone parallel to Mescal Limestone bedding. Sec. 9 Cutter 7.5' Mystery Pros- Asbestos serpentine 2S, 17E pect zone in Mescal Lime- stone. ASBESTOS

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... GILA COUNTY (CONT.) Sec. 20 Mescal Warm Red Whiskers Asbestos outcrops in 2S,17E Spring 7.5' Spring algal Mescal Lime- stone.

Sec. 26 Blue House Mtn. 15' Fourth of July Past production, 5N, 16E Blue Eyes Group asbestos veins in algal 1imestone.

Sec. 35 McFadden Peak 15' Aileen & Cowboy Past producer; 8N, 15E Claims chrysotile asbestos in Mescal Limestone intruded or cut by diabase dikes and si11 s.

Sec. 21 Blue House Mtn. Alamo Prospects, Chrysotile asbestos 4.5N,17E 15' Poor Mining Co., in Mescal Limestone Alamo Asbestos intruded or cut by diabase dikes and sills.

Secs. McFadden Peak 15' American Ores, Chrysotile asbestos 19 & 20 Asbestos Peak in Mescal Limestone 5N, 14E Property intruded or cut by diabase dikes and sills.

Sec. 13 Pinal Peak 7.5' Asbestos Claims Chrysotile asbestos 2S,15E in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 28 Sontag Creek 7.5' Asbestos Chrysotile asbestos 2N, 19E Deposit 21 in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 35 Sontag Creek 7.5' Asbestos Chrysotile asbestos 3N,19E Deposi t 23 in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec, 31 Beckers Butte 7.5' Asbestos Asbestos bearing 5N, 19E Prospect serpentine in Mescal Limestone above intruded diabase sill, ASBESTOS LOCATI ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... GILA COUNTY JCONT. ) Sec. 2 Sontag Creek 7.5' Asbestos Chrysotile asbestos 2N,18E Prospect 20 in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 28 Sontag Creek 7.5' Asbestos Chrysotile asbestos 2N, 19E Prospect 22 in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 2 Inspiration 7.5' Asbestos Chrysotile asbestos IN, 14E Prospects in Mescal Limestone intruded or cut by diabase dikes and sills. Sec. 8 Cammerman Wash Asbestos Queen IN, 16E 7.5'

Sec. 32 Rockinstraw Mtn. Bl ack Di amond Chrysotile asbestos 5N, 14E 15' in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 30 Young 15' Buckhorn, Past production of 8N,15E Triangle Asbes- up to 3" soft fiber; tos, American chrysoti 1e asbestos Asbestos Cement in Mescal Limestone Co. intruded or cut by diabase dikes and sills.

Sec. 35 McFadden Peak 15' Cato Cl aims Chrysotil e asbestos 8N, 15E in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 2 McFadden Peak 15' Chall enge 1-3 Soft to semi-harsh 7N, 14E Property asbestos in serpentine zones in Mescal Lime- stone intruded by diabase dikes and sills.

Sec. 31 Chrysotile 7.5' Locke Property Past producer; 4.5N,17E chrysotile asbestos in Mescal Limestone intruded or cut by diabase dikes and sills. ASBESTOS LOCATI ON QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... ------GILA COUNTY (CONT.) Sec. 8 Cammeran Wash 7.5' Chromo Butte Chrysotile asbestos IN, 16E Prospect in Mescal Limestone intruded or cut by diabase dikes and sills; contains fairly harsh fiber up to 1 1/2 inches 1ong . Sec. 24 Blue House Mtn. Cl i ffbestos Chrysotile asbestos 5N,16E 15' in Mescal Limestone intruded or cut by diabase dikes and sills. Sec. 22 McFadden Peak 15' Del ong Asbestos 7N, 15E Claims Sec. 12 Inspiration 7.5' Dixon Group Short f i ber. IN, 14E Sec. 10 El Capitan 7.5' Mescal Mtn. Weathered asbestos 3S, 15E Deposit in shaly limestone. Sec. 27 Blue House Mtn. Dream Girl Past production; chrysotile 5N, 17E 15' Prospect, Long asbestos in Mescal Limestone and Wright intruded or cut by diabase Group diabase dikes and sills. Sec. 20 Young 15' Home Property, Past production of 8N ,)15E WilsonClaims shortfiberasbestos; one of the earliest worked deposits; chrysotile asbestos in Mescal Limestone intruded or cut by diabase dikes and sills. Sec. 5 Cutter 15' Indian Springs Chrysotile asbestos 2S,16E Deposit in Mescal Limestone . intruded or cut by di abase di kes and sills.

Sec. 30 Carrizo SE 7.5' K & M Property, Numerous asbestos 5N, 18E Stansbury Prop- bearing zones; past erty, Reidhead producer; chrysotile and Greenwade. asbestos in Mescal Limestone intruded or cut by diabase dikes and sills. ASBESTOS LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------GILA COUNTY (CONT.1 Sec. 35 McFadden Peak 15' Last Chance Chrysotil e asbestos in serpentini zed zone in Mescal Limestone.

Sec. 30 Inspiration 7.5' Shackelford Somewhat harsh fiber; 2N, 14E Prospect chrysoti 1e asbestos associ ated with pal e colored serpentine in limestone immediately above a diabase sill. Sec. 3 El CapitanMtn. Silver Dime, Harsh fiber asbestos 3S,15E 7.5' Oversight Ex- in a small is01ated tension Claim, remnant block of V-9 Group Mescal Limestone surrounded by si11 s and dikes of diabase.

Sec. 5 Cutter 7.5' Lone Pine Chrysotil e asbestos 2S, 16E Prospects in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 16 Blue House Mtn. Salt River Group Chrysotile asbestos 5N,17E 15' in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 35 McFadden Peak 15' Me1 rose Group Chrysoti 1e asbestos 8N, 14E in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 19 Young 15' Number Two- Past producer; 8N, 15E Vosberg Claims chrysotile asbestos in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 14 Blue House Mtn. Victory Group, Part of the Johns- 5N,16E 15' Bacon Group Manvills Co. group of properties in the area; at one time the largest asbestos mine in the U.S.; chrysotile asbestos in Mescal Limestone intruded or cut by diabase dikes and sills. ASBESTOS

LOCATION. QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... GILA COUNTY (CONT.) Sec. 28 Blue House Mtn. Oso Claim Chrysotile asbestos 5N,17E 15' in Mescal Limestone intruded or cut by diabase dikes and sills.

Sec. 17 Blue House Mtn. Punto Negro Chrysotile asbestos 5N,17E 15' Group in Mescal Limestone intruded or cut by diabase dikes and sills; possible small production.

Sec. 20 Blue House Mtn. River Group Narrow veinlets of 5N,17E 15' asbestos in Mescal Limestone between concordant diabase sills. Sec. 30 Chrysotile 7.5' Ruiz Prospects, Chrysotile asbestos 4.5N,17E Longview, Eagle in Mescal Limestone Nest intruded or cut by diabase dikes and sills. Sec. 29 Beckers Butte 7.5' Sulphur Springs Chrysotile asbestos 4.5N,18E Claims MS 3872 in Mescal Limestone intruded or cut by diabase dikes and sills,

Sec. 25 Beckers Butte 7.5' Sorsen Asbestos, Chrysotile asbestos 5N, 18E Sal t River, in Mescal Limestone Sorsen-Williams intruded or cut by Claims diabase dikes and sills.

Sec. 30 Beckers Butte 7.5' Snake Hill Chrysoti 1e asbestos 5N, 18E Depos i t in Mescal Limestone intruded or cut by . diabase dikes and sills.

Sec. 4 Chrysotile 7.5' Triple Star Chrysoti le asbestos 4N, 17E Mining Co. in Mescal Limestone Property, intruded or cut by Donato diabase dikes and sills. ASBESTOS

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... GILA COUNTY (CONT.) Sec. 35 Blue House Mtn. Wonder Group Asbestos bearing 5N,16E 15' serpentine zone under base of algal limestone near diabase si11 . -LA -PAZ COUNTY Sec. 8 Moon Mts. 15' Bowyer Amphibolite and 5N, 20W actinolite reported.

PIMA COUNTY Sec. 26 Palo Alto Ranch 15' Palo Alto Ranch Tremolite and No. 1 acti no1i te associ ated with marble.

Sec.28 EmpireMtns.15' EmpireMtns. Tremol ite-actinolite 17S, 16E No. 1 associated with marbl e.

Sec. 31 Twin Buttes 15' Twin Buttes, Tremoi 1te and 17S, 13E Asbestos actinol ite. Sec. 6 Prospect 18S, 13E

Sec. 12 Palo A1 to Ranch 15' Palo A1 to Ranch Tremol ite and 18S, 10E No. 2 actinoli te.

Secs. Sahuarita 15' Sahuari ta Tremoli te and 14 & 23 actinoli te associated 18S, 15E with marble.

Sec. 29 Empire Mtns. 15' Rosemont Tremol ite and 18S, 16E actinolite associated with marble.

PINAL COUNTY Sec. 14 Haunted Canyon Kennedy Ranch 1N,12E 7.5'

Secs. Iron Mtns. 7.5' 18 & 19 IN, 12E

Sec. 13 Picketpost Mtn. El Marmol Mescal Limestone cut lS,llE 7.5' Claims by diabase; asbestos reported.

Sec. 22 Picketpost Mtn. Hewi tt Canyon, Reported asbestos lS,llE 7.5' Martinez Sand occurrence; also Wash dimension stone marble and serpentine. ASBESTOS

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------PINAL COUNTY (CONT.) Sec. 14 Haunted Canyon Kennedy Ranch lN,lZE 7.5' Secs. Iron Mtns. 7.5' 18 & 19 lN, 12E Sec. 13 Picketpost Mtn. El Marmol Mescal Limestone cut lS,llE 7.5' Claims by di abase; asbestos reported. Sec. 22 Picketpost Mtn. Hewitt Canyon, Reported asbestos lS,llE 7.5' Martinez Sand occurrence; also Wash dimension stone marble and serpentine. Sec. 13 Superior 7.5' Vesta ZS, 12~ Sec. 18 Sonora 7.5' 3S, 14E Sec. 8 Lookout Mtn. 7.5' Putnam Wash Chrysotile veins in 7S, 16E Mescal Limestone near diabase intru- sion.

Sec. 13 Superior 7.5' Vesta 2S, 12E Sec. 18 Sonora 7.5' 3S, 14E Sec. 8 Lookout Mtn. 7.5' Putnam Wash Chrysotile veins in 7S, 16E Mescal Limestone near diabase intru- sion. YUMA COUNTY Sec. 3 Eagletail Mts. 15' Actinolite Long fiber, but very IS, 12W Asbestos, brittle asbestiform Cemetary Ridge actinolite in lensing veins in Mesozoic schi st near i rregul ar dikes consisting mainly of actinol i te, partly a1 tered to chl ori te, and veinlets and masses of magnetite. BARITE LOCAT ION QUADRANGLE KNOWN-- NAMES DESCRIPTION-COMMENTS ...... COCHISE COUNTY Sec. 13 Dragoon 15' American Shaft Barite, fluorite, 14S,20E quartz, specul arite in vein in Precambri an granodiorite. Sec. 23 Dragoon 15' Mammoth Mine Barite in quartz 15S,22E Area veins with pyrite, galena, and chalcopyrite. Secs. Pearce 15' Standard Barite pods and 23 & 24 Tungsten Mine scheelite in 18S, 23E AKA: Johnni e limestone. Boy No. 1, Head Center Sec. 15 Tombstone 7.5' Cuss Mine White barite crystals 20S, 22E and manganese oxides.

Sec. 22 Tombstone 7.5' Ground Hog White barite vein1ets 20S, 22E Mine in faulted 1imestone with minor fluorite. Sec. 30 Potter Mtn.7.5' Gadwell Canyon, Barite with galena 21S, 24E Ramirez, Gila inveinalongfault Monster, in Morita Sandstone. Corrine

Sec. 4 Tombstone SE 7.5' Hopeful Claim Barite in base metal 22S, 23E vein in Horquilla Limestone. Sec. 16 Bisbee SE 7.5' Mammoth Claim Barite gangue with 23S, 24E manganese oxides in Naco 1imestone. Sec. 10 Bisbee NE 7.5' Gold Hill Barite gangue with 23S, 25E manganese oxides in Naco 1imestone.

-GILA COUNTY) Set. 15 Young 15' Baroni te Iron-stained barite ION, 15E Group stringers in granite. Sec. 1 North Peak 7.5' Zul u Parallel barite veins 9N, 9E in quartz-diorite in Precambrian formation Sec. 4 Payson South 7.5' Gilmore Spring Minor barite veinlets 9N, 10E Prospect in quartz diorite. BARITE

LOCATION QUADRANGLE MAP -KNOWN -NAMES DESCRIPTION-COMMENTS GILA COUNTY (CONT.) Sec. 5 Payson South 7.5' Pat Walsh Group Barite veinlets.

Sec. 6 Payson South 7.5' Grey Fox Group Barite stringers in 9N,10E diorite in Precam- bri an formation. Sec. 7 Payson South 7.5' Gisela (Spook) Barite vein in 9N,llE Deposit fractured granite. Sec. 31 Picture Mtn. 7.5' Top Hat Mine, Barite vein in 8N,12E A & B Group faulted quartzi ti c schist in Precambrian formation. Produced high grade barite for paint industry. Sec. 35 Reno Pass 7.5' Lone Pine Claim, Barite vein in 7N, 9E Mt Ord Barium pyroxeni te. Secs. Rockinstraw Mtn. Richmond Basin Barite veins. 7 & 8 15' ZN,16E (proj. Secs. Inspiration 7.5' Castle Dome Bari te-fl uori te 28 & 29 Mine, Pinto mineralization, IN,14E Valley Copper copper ores within Mine quartz monzonite. Sec. 1 North Peak 7.5' Green Val ley 1 Sl ight amounts of 9N,9E & 2 barite in fractures in quartz diorite. Sec. 31 North Peak 7.5' Belch Group Barite stringers in ION,1OE precious metal vein. Sec. 15 McDonald Mtn. 7.5' Baronite Group "Bedded" barite lON,llE deposit between coarse grained granite hanging wall and fine grained siliceous breccia foot-wall . Sec. 20 Buzzard Roost Mesa Jones Barite- Barite and fluorite in 9N,13E 7.5' Fluorite vein with manganese oxides between Dri ppi ng Springs Quartzite and di abase. BARITE LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------GRAHAM COUNTY Sec. 19 San Carlos Barium King Barite vein with 4S, 20E Reservoi r 15' Group, Mi tchell fluorite in trachyte. Sec. 24 Barite 4S, 19E Secs. San Carlos Copper Reef Numerous small 28 & 29 Reservoir 15' Mine, North occurrences of barite 4S, 19E Star, Coronado with lessor fluorite Group general 1y a1 ong beddi ng planes in limestone. Sec. 11 San Carlos Silver Spar Barite veins in frac- 5S,19E Reservoir 15' Prospect, tured diorite. Little Mule Group Sec. 20 Eureka Ranch 7.5' Graham Prospect Barite vein with minor 8S, 22E fluorite in fractures in coarse grained granite. Sec. 5 Buford Hill 7.5' Barium 1-8 Barite in base metal 8S,21E vein. Sec. 13 Eureka Ranch 7.5' Kinney Kye Mine, Barite veins with 8S,21E Marcotte Group fluorite, copper oxides in volcanic aggl omerate. -LA -PAZ COUNTY Sec. 25 Hidden Valley 7.5' AmeliaMine Barite as a gangue 3S, 23W mineral in a fissure vein deposit contain- ing silver, lead and zinc mineralization. Sec. 34 Bouse 15' Black Mountain Past production of 8N, 17W Group barite from deposit in fissure vein with fluorspar in a vol cani c aggl omerate. Sec. 6 Bouse 15' Black Stud Barite occurs in a 6N, 17W No. 6 group of narrow veins in a volcanic agglom- erate. Sec. 13 Salome 15' Bull ard Mine Barite as gangue 7N, 13W Group, Mohawk, mi neral wi th copper, Col umbi a, gold and silver Col umbus Group mineralization in a strong fissure vein. BARITE

LOCAT ION QUADRANGLE MAP . KNOWN-- NAMES DESCRIPTION-COMMENTS ------LA -PAZ COUNTY Sec. 7 Bouse 15' Bullion Mine Barite as a gangue 7N, 17W Group, Scotch- mineral with copper- man go1d minerali zati on in fissure veins.

Bunker Prospect Narrow, lensing, fault vein containing spotty masses of barite plates assoc- iated with iron- stained cherty gauge and minor copper staining. Sec. 29 Bouse 15' Burro Barite Banded barite veins 6N, 17W Group with fluorite, quartz and copper oxides in volcani c aggl omerate . Sec. 20 Bouse 15' Burro Barite Barite veinlets in 7N, 17W No. 6 & 8 vol cani c aggl omerate with copper and manganese oxides with some fluorite.

Sec. 7 Picacho 7.5' Chloride Man- Veins of mainly suc- 4S,22W darin Cash cessive bands, up to Entry 1/4' wide of finely crystalline quartz and fluorite, cut by bladed crystals of barite and veinlets of calcite.

Sec. 25 Hidden Valley 7.5' Clip Mine, Fluorite and barite 3S, 23W Silver Clip, as gangue mineral s Bl aine with lead-zinc miner- alization in a lensing vein in a fault zone cutting andesitic to dacitic flows, tuffs and brecci as.

Sec. 5 Salome 15' Cottonwood Past production of 6N, 13W Pass Deposit barite from a vein along the hanging wall of a fault in granite and schist. Vein gangue is black chert. BARITE LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS -LA -PAZ COUNTY Sec. 11 Salome 15' Critic Mine Barite as a gangue 7N, 13W mineral with copper, gold and silver min- erali zati on in spotty pockets and irregular lenses in a f i ssure vein.

Sec. 13 Salome 15' Cuprite Mine Barite as a gangue 7N, 13W Group, Wilkin- mineral with copper- son Group, go1d mineral i zati on Emerald Group, in a fissure vein. Little Giant Extension

Sec. 7 Utting 15' Happy Day Barite with some 7N, 16W No. 1 fluori te occurs a1 ong fissure in a volcanic rock.

Sec. 7 Utting 15' Hall Mine Platy barite with 6N, 14W iron-stained, cherty gangue and minor copper staining in a narrow vein along a fadt in Precambri an schist. Some past production.

Sec. 31 Bouse 15' Happy Day Barite with minor a 7N, 17W No. 3 Mine, amounts of fluorite Black Mule, occurs in fractures Barite No. 3 in a rhyolite.

Sec. 20 Bouse 15' Happy Day Barite occurs with 7N, 16W No. 4 some fluorspar in 2 fractures in a volcanic flow rock.

Sec. 25 Utting 15' Jewel Anne Di ssemi nated blebs 6N, 15W Group and pockets of scheelite with quartz, siderite, barite, iron oxide and copper staining in small narrow stringers in silicified Paleozoic marble cut by faulting.

Sec. 31 Bouse 15' Monarch No. 1 Barite with minor 7N, 17W fluorite in fractures in rhyol i te porphyry.

55 BARITE

LOCAT ION OUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... -LA -PAZ COUNTY Sec. 21 Bouse 15' Keiser Barite Barite with fluorite 5N, 17W Mine, Sierra in lenses along a Bl anca fault fissure in Cretaceous or Tertiary andesi tic vol cani cs,

Sec. 1 Swansea 15' Mammoth, Fluorite, barite, 8N, 15W Chicago, Copper quartz, copper oxides Glance, Pitts- in sheared gneiss - burgh schist.

Sec. 1 Picacho 7.5' Mendevil Claim, Barite as a gangue 4S, 23W Draper mineral with base and precious metal miner- alization in a fault zone.

Sec. 35 Hidden Valley 7.5' Mina De La Barite with lead, zinc 2S, 23W Manana and manganese mineral- izat ion in faul t zone in interbedded andesite porphyry and tuff.

Sec. 32 Bouse 15' Morning Sun, Barite mineralization 7N, 17W Greasewood occurs in a narrow No. 1 vein in volcanic aggl omerate.

Sec. 31 Lone Mtn. 15' Norps Group Barite and fluorite 5N, 10W in vein deposit with iron and manganese oxides in granite- gneiss.

Sec. 1 Salome 15' Old Ernest Past production of 6N, 14W Hal 1 Property, barite from vei ns Arizota, Gold- in gneiss and schist. Copper Mine Group, Hal 1

Sec. 29 Bouse 15' Pay Day Barite occurs with 7N,17W some f 1uorspar a1 ong 2 fracture zones in a volcanic rock,

Sec. 1 Picacho 7.5' Princess & Fluorite and barite 4S, 23W Hamburg Mines as gangue minerals cementing breccia in lead, zinc and silver minerali zed irregul ar fissure filling. BARITE

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... -LA -PAZ COUNTY Sec. 2 Vicksburg 15' Ramsey Mine, Barite as a gangue 3N,17W R and A mineral with base and precious metal mineralization in a re1atively wide vein zone of fractures and fi ssures, strongly brecci ated a1 ong the contact of Mesozoic limestone, quartzite, sandstone and shale with Cretaceous or Tertiary rhyol ite flows and tuff.

Sec. 1 Picacho 7.5' Silver King Fl uorspar and barite 4S, 23W Claim occur in a vein in a brecci ated zone in andesi te.

Sec. 31 Bouse 15' Red Chief Barite interbedded 6N, 17W with numerous thin layers of quartz and jasper, considerabl e fluorite, and minor amounts of manganese and copper. Deposit occurs in 2 to 4 parallel veins in fractures in a vol cani c aggl omerate.

Sec. 2 Picacho7.5' Red Cloud Barite as a gangue 4S, 23W Mine mineral in a lead, zinc and silver deposit in an irregular fault vein.

Sec. 3 Salome15' Sterling No. 1 Minor amounts of 6N, 13W barite mixed with wall rock and calcite, and stained with copper, iron and manganese oxides occur in a fault zone in a granitic rock.

Sec. 13 Bouse 15' White Christ- Barite associated with 7N, 17W mas fluorspar in veins in volcanic breccia. BARITE

LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------LA -PAZ COUNTY Sec. 18 Bouse 15' White Rock & Barite in nearly pure 7N, 17W White Eagle plates with lower grade material in limestone formation. A small amount of fluorite is associated with the barite. Sec. 17 Bouse 15' White Eagle Barite occurs in a 7N, 17W 1imestone ledge and also in 2 siliceous veins in rhyolite, the barite being mixed with rock fragments. Sec. 20 Bouse 15' White Rock Barite mineralization 7N, 17W No. 2 with siliceous gangue in fractures in rhyoli te.

Sec. 17 Bouse 15' White Rock Barite mineralization 7N, 17W No. 3 with some fluorite in fractures in rhyolite.

MARICOPA COUNTY Sec. 34 Lone Mtn. 15' Princess Ann, Past production, 5N, 10W Fay L barite veins, fluor- spar in volcanic congl omerate.

Sec. 35 Lone Mtn. 15' White Rock Bari te-fluorspar 5N, 10W Claims, Blue veins in basalt. Bird

Sec. 4 Granite Reef Granite Reef Past production for 2N,7E Dam 7.5' Mine, Macco, drilling mud, barium Arizona Barite, chemicals, barite Christman veins in faulted conglomerate.

Sec. 19 Woolsey Peak15' B&HClaim#6 . Baritevein in 2S,6W biotite schist (prod- ) in Precambri an formation.

Sec. 25 Dendora Valley 15' Rawley Mine Barite gangue, 4S,8W copper-go1d ores within andesite.

Sec. 14 Arlington 15' Butte Barite in quartz 2S, 7W veins. BARITE LOCATION QUADRANGLE MAP -KNOWN -NAMES DESCRIPTION-COMMENTS MARICOPA COUNTY ICONT.) Sec. 34 Lone Mtn. 15' Arizona Spar- Veins and stringers 5N, 10W Barite of barite with minor amounts of pale green fluorite in a fine to medium grained andesi te. Sec. 4 Vulture Mtns. 15' Big Spar Mine, Barite in fluorspar 6N,5W Big Star veins in faulted andesite; past producti on of fluorspar . Sec. 19 Aguila 15' Black Queen, Minor barite in a 5N,9W Armour Group, manganese occurrence Hatton Claims in breccia in andesite.

Sec. 4 Lone Mtn. 15' Lemons Fluor - Barite and fluorspar 4N, 10W spar replacement of lime- stone along contact with quartzite.

Sec. 6 Lone Mtn. 15' Rainbow, Copper Fl uorspar-bari te 4N, 10W Penny, Norps gangue in copper Group bearing quartz vein a1 ong Precambri an schists intruded by granite.

Sec. 17 Aguila 15' Rogers Well Barite deposits. 5N,9W

Sec. 29 Lone Mtn, 15' Snowball, Snow- Fluorspar 1enses 5N, 10W ball -Mono1 ith with some barite in veins in faulted limestone cut by felsite dikes; past production for cement and metal 1ur- gical flux.

Sec. 20 Aguila 15' Val1ey -view, Manganese ores with 5N, 8W Yarnell, Prieta fluorite, barite, Chinda, Wheeler black calcite and Claims, Manga- chal cedony in nese Develop- andesite breccia. ment, BARITE

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... MOHAVE COUNTY Sec. 20 Tin Mtn. 7.5' Rucker Group Past production; 20N, 12W barite veins and pods in granite. Sec. 25 Castaneda Hills McCracken Lead Barite veins, quartz, 13N, 15W 15' Mine gal ena carbonates. Sec. 1 Artillery Peak Black Jack Barite gangue with llN, 13W 15' Group mangani ferous materi a1 a1 ong f aul t zone. Sec. 26 Pilgrim Wash 7.5' Hyl stad Reported witherite 19N, 13W occurrence with barite and silver. Sec. 36 Artillery Peak 15' Polianite, Small amounts of 12N, 14W Tate Manganese barite with black and white calcite and manganese in narrow lenticular shoots a1 ong para1 1el fractures cutting sandtrap congl omerate. Sec. 21 Artillery Peak 15' Red Top, High grade barite 12N, 14W Barite across 3 feet in limestones. Arti 11ery Peak 15' Shannon Limited amount of barite with calcite and quartz as gangue in manganese deposit. Sec. 17 Francohi a 7.5' Yucca, Santa Limited amount of 15N,20W Fe Manganese barite with calcite Mine, Chapin and quartz as gangue Manganese, J in manganese deposit. H Jones Mine

PIMA COUNTY Sec. 33 Vaca Hills 15' Silver Bell Barite prospect. llS,8E Secs. Vaca Hills 15' Silver Bell Barite gangue within 11 & 15 copper ores in llS,8E a1 tered quartz monzonite*

Secs. Comobabi 15' Steppe Mine, Barite, gal ena, quartz 23 & 26 Little Mary si 1ver-go1 d val ues in 16S,4E Mine andesi te. BARITE

LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... ------PIMA COUNTY (CONT.) Sec. 16 Mount Ajo 15' Gunsight Mine Barite, quartz, 14S, 4W calcite, metallic sulfides in granitic stock.

Sec. 33 Cat Mtn. 7.5' Old Mission Barite gangue, copper 14S, 13E Mine, Old oxides in rhyolite. Bat, Pel 1egri n

Sec. 3 San Xavier Barite occurrence. 15S,12E Mission 7.5'

Sec. 35 Quijotoa.Mtns. 15' Peer & Peer- Barite gangue in silver- 15S,2E less Groups go1d ores in rhyoli te.

Sec. 11 Quijotoa Mtns. 15' White Prince Barite vein minor 15S,2E fluorite in fault contact of limestone- andesi te.

Sec. 17 Cocoraque Butte St. Jude Mine Barite gangue, silver- 15S,9E 15' 1ead minerali zati on.

Sec. 8 Rincon Val ley 15' Heavy Boy Barite stringers in 16S, 17E Group cherty limestone.

Sec. 11 Twin Buttes 15' San Xavier Barite gangue, copper 17S, 12E mineral s. Sec. 12 Palo Alto Ranch 15' Sunshine Mine Barite gangue, lead- 18S, 10E silver ores in lime- stone. Paleozoic

Sec. 26 Sahuarita 15' Quebec Mine Barite gangue in lead- 19S, 15E silver ores adjacent to quartz 1ati te stock.

Sec. 4 Vaca Hills 15' Mammoth Mine, Barite-fluorspar vein- 12S,8E Old Boot, Union, lets. Imperia1

Sec. 34 Quijotoa Mtns. 15' Quijotoa Mine Silver property con- 15S,2E taining a barite lined fi ssure cavities. The largest is approx. 200 feet long, 20 feet high and 20 feet wide.

Sec. 8 Comobabi 15' North Molly 16S,4E Vein Area BARITE

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... PIMA COUNTY (CONT.) Sec. 21 Mount Ajo 15' Kerlin Et A1 llS,4W Group

Sec. 5 Comobabi 15' Digmore 2 Claims 16S,4E

Sec. 16 Mount Ajo 15' Crescent Et A1 llS,4W Group

Sec. 34 Cocoraque Butte Cocoraque Butte 14S,10E 15' No. 1

PINAL COUNTY Sec. 9 Picketpost Mtn. Gonzales Pass Barite vein in Pinal 2S,llE 7.5' Deposi t schist; Precambrian. Secs. Klondyke 15' Table Mtn. Mine Barite gangue in 15 & 22 copper-go1d ores. 7S, 18E

Sec. 10 Gal ivro Mtns. 15' Old Re1 iable Barite gangue in 8S, 18E Mine copper ores.

Sec. 27 Mineral Mtn. 7.5' Habstritts Barite gangue in 2S,llE Silver Lode argenti ferous Claim A manganese vein deposit.

Sec. 26 Tort01ita Mtn. Big Property Mineral ization a7 ong 9S,12E 15' faul t in andesi te consisting largely of barite with some copper oxide and occasi onal gal ena.

Sec. 3 Tort01ita Mtn. Huerfani to Barite gangue with 9S,llE 15' Deposi t copper mineralization in tuffaceous sandstone. --SANTA CRUZ COUNTY Set. 33 Lochiel 15' Barite veinlets. 22S, 16E

Sec. 8 Mt. Wrightson 15' Dixie, Dixie Bladed masses of 21S, 15E Queen barite in veins of massive quartz.

Sec. 17 Harshaw 7.5' Morning Glory Minor barite in base 23S, 16E metal rep1acement deposit. BARITE LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRI PTION-COMMENTS ...... ------YAVAPAI COUNTY Sec. 2 Wilhoit 7.5' White Spar Barite veins in 12N, 3W Claim diorite.

Sec. 29 Copperopolis 7.5' French Creek Barite veins in 9N, 1W Deposit faulted schist.

Sec. 20 Pol and Junction Silver Be1t Barite vein, ankerite, 13N, 1E 7.5' Mine galena, sphaleri te in schist.

Sec. 25 Sam Powell Peak MGM Claims Bari te rep1acement 8N, 4W 7.5' 1enses and breccia fillings in granite and volcani c brecci a.

Sec. 1 BumbleBee7.5' Irle Claims, Barite reported with ION, 1E Excali bur, base and precious Cactus Wren, metal minerali zation. Porter Claims

Sec. 14 Sam Powell Peak Lucky Jack and Barite with fluorite 8N, 4W 7.5' Adams and calcite in lenses associ ated with dark- fine grained dikes in quartz-feldspar -mica gneiss.

Sec. 11 Tule Mesa 7.5' Santa Claus, Bari te and fluorspar ION, 5E Christmas Tree in vein deposit in a Claims red coarse grained granite.

-YUMA COUNTY Set. 19 Laguna 15' Annie, Anna Spotty, partially 5s. 20W oxidized, argentiferous gal ena and sphal erite in a gangue of barite.

Sec. 36 CastleDomeMts. Buckeyevein Local 1y abundant 4S, 19W 15' Group, Castle fluorite as gangue Dome, New Dil- with minor barite in New Chance No. lead-silver-fluori te 1, Lady Edith & vein deposit. New Chance No. 4, Big Dome- Dusty No. 4, Hopkins, Miller, Norma, Cal edona, William Penn BARITE

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... YUMA COUNTY ICONT.) Sec. 15 Mohawk 15' Baker Peak Reported large barite 9S, 17W Barite occurrence. Sec. 36 Castle Dome Mts. Flora Temple Lenses and shoots of 4S, 19W 15' Mine rich, argent i ferous galena up to 10 feet wide, separated by barren or weakly min- eralized zones, with barite, calcite and fluorite gangue. Sec. 25 Castle Dome Mts. Haack Mine Spotty, partially 4S,19W 15' Group, Barite oxidized, argenti- Nip No. 1, ferous galena with Bronza-Hard- minor oxidized copper rock,Al godones- and zinc mineraliz- Nip No. 2, Abe ation and gangue of No. 10, Senora crystalline calcite, Mine fluorite and barite in narrow, lensing veins in Mesozoic shale. Sec. 31 Castle Dome Mts. Mable, Mabel, Spotty pockets and 5S, 18W 15' Puckett irregular masses of partly oxidized argenti ferous galena with minor barite in gangue in fissure . veins in Mesozoic shal es. Sec. 11 Mohawk7.5' Renner Barite, Lensing masses of 8S, 15W Toltec, Renner barite crystals with & Sam, Mohawk minor fluorite and Cl aims, Renner crystal 1ine calcite Mine in a fault zone bordered by i rregul ar 1ayers of chlorite and calcite.

, 9' Sec. 15 Engesser Pass 7.5' Silver Prince Irregular bunches of 4S, 15W Mine, Addie argent i ferous gal ena Group, Nott- with barite, minor busch Mine fluorite and silver and copper minerali- zation in lensing veins in brecciated fault zones in Mesozoic schist. BARITE LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... YUMA (CONT.) Sec. 36 Castle Dome Mts. Sonora Mine, Irregular veins and 4S, 19W 15' Linda Group masses of partly oxidized argenti ferous galena in a gangue of banded, blocky calcite, crystalline fluorite, bladed to massive barite and minor quartz; past production of fluorspar and lead.

Sec. 1 Kofa Butte 15' Sheep Tanks Barite as a gangue IS, 15W Mine, Resol u- mineral in irregul ar tion Group vein deposits contain- ing gold and silver mi nerali zati on a1ong fault zones cutting Terti ary vol cani cs. CLAY

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------APACHE COUNTY 'I-'- Sec. 8 Sanders 7.5' Cheto Mine Active bentonite mine; (a1 so known as bleaching clay used in the Cheto # 2) filtering; occurs as a1 tered vitric tuff in Bi dahochi Formation. Sec. 22 Sanders 7.5' Cheto No.2 Mine Active bentonite mine; 21N,29E (a1 so known as bleaching clay used in the Gurley filtering; occurs as Bentonite Mine altered vitric tuff in Bidahochi Formation.

Sec. 14 Steamboat Canyon Steamboat Kaolinized sandstone in 27N,23E 7.5' School Clay Cow Springs Formation below Dakota Sandstone.

Sec. 34 Many Farms Round Rock Bentonitic clay. 36N,26E NE 7.5' Mesa Clay

Sec. 3 Yellowstone Lukachuki Bentonitic clay. 35N,28E Canyon 7.5' Creek Clay

Sec.8 Chambers7.5' Chambers Mine Past production of 21N,28E bleaching clay in an a1 tered vitric tuff; Bidahochi Formation.

Sec. 6 Chambers 7.5' Big Six Mine Past production of 21N,28E bleaching clay in an a1 tered vitric tuff.

Sec. 7 Burntwater Wash Burntwater Bleaching clay in 22N,29E 7.5' Wash Clay altered tuff. Deposi t

Sec. 35 Houck 7.5' Lupton Bentonitic clay in the 22N,30E Bentonitic Chin1e Formation; Clay Deposit located southeast of Lupton.

Sec. 9 Sanders 7.5' Bleaching Cl ay Bleaching clay. 21N,29E Deposi t

Sec. 26 Tolapai Spring 7.5' Allentown Mine Bleaching clay. Past 21N,29E production.

COCHISE COUNTY Sec. 13 Benson 15' Bentonite Mine Bentonitic clay. CLAY LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------COCHISE COUNTY (CONT.1 Sec. 35 Benson 15' Whetstone Mtns, Black graphic clay; 17S, 19E Clay Deposit used for brick lining of smelter converters.

Secs. Benson 15' Benson Bentoni t i c clay 20 & 21 with gypsum lenses. 17S, 20E

COCONINO COUNTY Secs. 1, Lees Ferry 15' Foot of Echo Grayish-green 12, 13, and Cliffs bentonite beds in 23, 24, Tanner Wash 15' Triassic Chinle 26, 31 Formation. & 32, 39N, 7E

3 miles Shimnumo A1 tar 15' Paint Pots Olive-green bentonitic SE of clay in Triassic Cedar Chinle Formation. Ridge

East 1/2 Tanner Wash 15' Echo Cliffs Bentonite in Triassic 38N,7E Chinl e Formation.

Secs. Moa Ave NW 7.5' Willow Springs Grayish-green 2 & 11 Area bentonitic shale in 32N, 9E Chinl e Formation. (proj. ) Coal Mine Mesa Coal Mine White kaol inized sand- 7.5' Canyon stone in COW Springs Formation at contact with Dakota Sandstone.

Leupp 15' Leupp Area Grayish bentonitic Canyon clay in Chinle Formation. Secs. Be1 1emont 15' Rogers Lake High-silica clay 31 & 32 derived from decomposed 21N, 6E andesi te and basal t . NW 1/4 Cameron 15' Black Point Bentonitic clay in 28N, 10E Chinle Formation. (proj. 1 N1/2 Uupatki SE 7.5' Bentonitic clay in 26N, 10E Chinle Formation, CLAY

LOCATI ON QUADRANGLE KNOWN-- NAMES DESCRIPTION-COMMENTS ...... COCONINO COUNTY ICONT.) NE1/4 Moa Ave. SW 7.5' Bentonitic clay. 31N, 9E

GILA COUNTY Secs. Gisela 7.5' Quintonite Tufa deposit; 20 & 29 production has been 8N, 10E a ground and bagged product for soi 1 supplement and oi1 adsorbent. Secs. Buckhead Mesa 7.5' Florence Past production of 27 & 28 Ceramics, Red kaoliniticclaywith 12N, 9E Giant 1imestone particles.

Sec. 27 Round Top Mtn 7.5' North Fork, Kaolinite in sand- 7N,23E White River stone.

Sec. 22 Pinal Peak 7.5' Weary Lode Past production; IN, 15E McKusick kaolinitic clay in Mosaic altered granitic rocks; used for tiles, pond linings, ceramic ware. Sec. 11 Sonora 7.5' No. 1 Mine Kaolinite in altered 3S, 13E granitic porphyry.

Sec. 28 Reno Pass 7.5' Reno Pass Four 7N,9E

Sec. 7 Pinal Peak7.5' Azurite Pro- Light pink clay occurs IS, 15E perty in fault gouge a1ong vein.

Sec. 14 Tonto Basin 7.5' Clay Deposit Fine bedded and 6N, 10E variabl e col ored clay beds in lake deposits.

Sec. 36 Woods Canyon 15' Chris Clay . Sandy reddish-orange 13.N,13.5E Deposit clay interbedded with sandstone.

GRAHAM COUNTY Sec. 21 Thatcher 15' Rhoades-Mathews Bentonitic clay 18'-20' thick with 3' of dirt and gravel overburden.

Sec. 36 Fort Grant 7.5' Clay pits. 9S, 23E CLAY LOCAT I ON QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS GREENLEE COUNTY Sec. 17 Clifton 15' Copper Mtn. Kaol inite. 4S, 29E

-LA -PAZ COUNTY Sec. 25 Utting 15' Bentonite Mine Bentonitic clay in 7N, 17W alluvium; probably swell i ng type derived from alteration of tuffaceous sediments. Sec. 24 Utting 15' Bouse Area Bentonitic clay with 7N, 17W Cl ay volcanic ash. Sec. 34 Black Peak 15' Clay King Mine Cl ay over1 aying ION, 19W limestone. Sec. 30 L~neMtn. 15' Yellow Flower Past production of 5N, 10W diopside (CaMgSi ?06) for use in ceramics.

MARICOPA COUNTY Sec. 15 Wickenburg SW 7.5' Charbonneau Kaol in? cl ay 6N,4W Clay, Morris- deposit. town Kaol in Deposi t Sec. 14 Horseshoe Dam 7.5' Horseshoe Dam Low swelling ben- 7N,6E Clay, Verde tonite - mostly Vista Group montmorillonite. Sec. 15 Biscuit Flat 7.5' Lake Pleasant Past production of 6N, 1E diatomite from beds in Cenozoic lake sediments inter- bedded with bentonite. Sec. 22 Ft. McDowell 7.5' McDowell Clay Large deposit of brown 4N,6E Deposit , Tiger cl ay, we1 1 compacted Enterprises in Verde River Valley lake deposits. Sec. 35 New River SE 7.5' Pearl Chemical, White illite clay; 6N,3E Irish Claims small past product i on. Sec. 18 Phoenix 7.5' Phoenix Brick- Clay in recent sedi- IN,3E yard, Tolleson ments; current Clay Pit production for structural brick. CLAY LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------...... MARICOPA COUNTY [CONT.) Sec. 5 DaisyMtn7.5' Table Mesa Grey slate meto- 7N,3E Sl ate sediments in Yavapai Series; current pro- duction for mixture with clays in pro- duction of vitreous clay pipe.

NAVAJO COUNTY ICONT. Sec. 24 Show Low 15' Kaolinite reported in 8N, 20E sandstone.

Sec. 19 Show Low 15' Ceramic clay in Cre- 8N,21E taceous shale.

Sec. 19 Long Tom Cabin Long Tom Kaoli n reported. 22N,16E 7.5' Cabin No. 1 Mine, Bird Springs Wash- Area

Boot Mesa 15' Base of Owl Bentonite in Triassic Rock Chinle Formation.

Sec. 11 Winslow 15' Bentonite Clay Bentonite in Triassic 20N,17E Deposi t Chinle Formation.

Secs. 7, Winslow 15' Coyote Wash Bentonite in Triassic 7 & 18 Chinle Formation. 21N, 16E

Boot Mesa 15' Along Skeleton Bentonite in Triassic Mesa Chinle Formation.

Sec. 9 Heber 15' North Fork, White refractory clay ION, 17E Phoenix Wash in sandstone overlying coal seams.

Sec. 33 Heber 15' Turkey Springs Gray refractory clay 11N, 16E associated with shaly coal seams.

Sec. 19 Clay Springs 15' Saul Quarry, Refractory a1umi nous llN,19E Rim Clay shales; kaolinitic shales used in clay mixtures as the stabilizing consti- tuent in the manu- facture of vitrified pipe. CLAY LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS

PIMA COUNTY Sec. 26 Rincon Valley 15' Pantano Clay Structural clay mined 16S, 17E Pit for brick manufacture.

Sec. 26 Avra 7.5' Rillito Mine Past producer; clay - 12S,llE shale mined, used for maki ng cement.

Sec. 27 RinconValley 15' RinconValley 16S, 17E No. 4

Sec. 35 RinconValley 15' RinconValley 16S, 17E No. 2 Sec. 27 Rincon Vall ey 15' Rincon Valley 15S, 17E No. 1

Sec. 6 Tucson SW 7.5' Hamil ton Brick 16S, 14E Co.

Sec. 14 Tucson 7.5' Grabe Brick Co. 14S, 13E Sec. 11 Tucson 7.5' De Vay Brick Co. 14S, 13E Sec. 23 Rincon Valley 15' Calif. - Portland 16S, 17E Cement Co . Secs. Ri ncon Val 1ey 15' Ri ncon Val 1ey 28,21 & No. 7 27 15S, 17E

Secs. Ri ncon Val 1ey 15' Rincon Val 1ey 26,27, No. 6 28 & 29 16S, 17W

PINAL COUNTY Sec. 19 Clark Ranch 7.5' Whitecl iffs, Clays over1ayi ng fl at 9S,18E Arizite Pro- 1 aying diatomite beds. ducts, Kaolin Claims, Arizona Gypsum, Nuez Claims, Oversite Claims CLAY

LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... ------YAVAPAI COUNTY Sec. 18 Clarkdale 15' Lakebed Active clay-shale 16N, 3E quarry in Cenozoic Verde Formation; used in making cement. Sec. 5 Kaiser Spring SE Along Burro Past production of 14N,10W 7.5' Creek, Little bentonite, from Jimmie Claim rhyol i tic tuff. Sec. 12 Bismarck Mesa 7.5' Lyles Deposit Past production, 13N, 6W lithium-magnesium bentoni tic clay used for reservoir sealer; Cenozoi c 1ake beds under basal t . Sec. 21 Chalk Mtn. 7.5' Chalk Mtn. Kaol in (?) reported. 8N, 6E Sec. 11 Camp Verde 7.5' Larson Quarry Past production ben- 13N, 5E tonitic clay assoc- iated with gypsum, used for iron ore pel 1eti zing and canal - reservoir seal er. SE1/4 Squaw Creek Mesa Sepiolite reported, 9N, 2E 7.5' with magnesite. Sec. 1 Camp Verde 7.5' Camp Verde Past production from 13N, 4E Sal t Mi ne, flat bedded deposi t Graham Wing- of thenardite, mira- field Sulphate bi 1i te, gypsum, glauberite, halite, and cl ay in Cenozoic Verde Format i on. Sec. 22 Black Canyon Clay Claims Light brown to red 9N, 2E City 7.5' clay bedded with white clays. Sec. 1 Bismarck Mesa 7.5' Dave 1-4 Reported lithium clay 13N, 6W occurrence in inter- mixed beds of clays and tuffs. Sec. 28 Prescott Valley Dewey Ranch White to grey clays 14N, 1E South 7.5' Clay #1 used in manufacture of vitreous clay pipe. CLAY

LOCATI ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... YAVAPAI COUNTY (CONT.) Sec. 15 Prescott Valley Dewey Ranch White to grey clays 14N, 1E South 7.5' Clay #2 used in manufacture of vitreous clay pipe.

Sec. 5 Paulden 15' Favour Pipe- Cat1 inite deposit. 16N, 1W stone Deposit Red to deep maroon metamorphosed red si 1 tstone, sporadic production as carving materi a1 . Sec. 1 Cottonwood 7.5' McCarthy Clay Bedded deposits of 15N, 3E red and white struc- ture clay.

Sec. 16 Camp Verde 7.5' Verde River Diatomite beds inter- 13N, 5E Qeposi t bedded with gypsum, cl ays and 1 imestone. Sec. 11 Ma1 pai s Mesa NE Meershaum Cl ay occurrence. 13N, 8W 7.5' Sec. 12 Walnut Grove 7.5' White Clay Gently dipping bed 11N, 361 of white clay on talc. CORUNDUM

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... ------MOHAVE COUNTY Sec. 14 Grand Gulch Bench Red Lake Corundum and anda- 34N,14W 7.5' Di strict lusite in pegmatite.

PINAL COUNTY Sec. 12 Gila Butte SE Sacaton Mtns. Irregular corundum 6S,6E 7.5' masses with rutile and quartz in fel si te dikes. DIATOMITE LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS

APACHE COUNTY Sec. 33 Hunt 15' Concho Creek Diatomite bed capped. . 12N,26E by basalt.

COCHISE COUNTY Sec. 27 Benson 7.5' Post Ranch Diatomite, past pro- ducer for light weight aggregate and scouring powder.

Sec. 17 St. David 15' Curtiss Horizontal diatomite 18S,21E bed interbedded with volcanic ash.

GILA COUNTY Sec. 26 Natural Corral Skeleton Wash Diatomite interbedded with limestone within 1ake sediments.

GRAHAM COUNTY See. 31 San Carlos 7.5' San Carlos IS, 19E Deposits

Secs. 1 Mt. Triplet 7.5' Triplets Wash Diatomite overlain by and 11 a1 1uvi um. 2S, 19E (prod. 1 Sec. 24 Ft. Thomas 15' Impure diatomi te. 4S, 23E

Secs. 21, Dry Mountain 7.5' Whitlock Impure diatomite beds 22, 23 Deposit, Flat and volcanic ash with and 26 Tire Mine, zeol ites. 8S, 28E White Bluffs Urani um

Sec. 35 Safford 15' Solomon Deposit Diatomaceous beds 6S,27E interbedded with clay and alluvium.

GREENLEE COUNTY Sec. 12 Duncan 15' Duncan Diatomite bed inter- bedded with clay in Gila Formation. DIATOMITE

LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... MARICOPA COUNTY Sec. 15 Biscuit Flat 7.5' Lake Pleasant Past production, 6N,lE Mine diatomite beds in Cenozoic lake sedi- ments interbedded bentonite.

PINAL COUNTY Sec. 19 Clark Ranch 7.5' White Cliffs Past production for 9S, 18E Mine fillers and filter Sec. 24 aids, horizontal 9S,17E diatomi te beds beneath clay. Sec. 26 Saddle Mtn. 7.5' Feldman Past producer; gypsum 6S, 16E mine some diatomite interhorizontal dia - tomite beds beneath clay.

-SANTA -CRUZ COUNTY Set. 35 Preatt Ranch 7.5' Lyle Creek Impure diatomite out- 21S, 18E crops.

Sec. 1 Preatt Ranch 7.5' Eagle Diatomite occurrences. 22S, 18E

YAVAPAI COUNTY Sec. 16 Camp Verde 7.5' Verde River Diatomite beds inter- 13N, 5E bedded with gypsum, clay and calcium carbonate. FELDSPAR LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRI PTION-COMMENTS --...... ------COCHISE COUNTY Sec. 23 CochiseHead 15' Beryl Hill & Feldspar, beryl, mica 14S, 28E Live Oak and quartz in Prospects pegmatite; past producer of beryl.

GILA COUNTY Sec. 32 Pinal Peak 7.5' Signal Peak Feldspar and silli- IS, 15E Area manite in schist.

Sec. 24 Buzzard Roost Mesa Jones Beryllium Veins of feldspar 9N,12E 7.5' Prospect and quartz in altered Precambrian schist.

-LA -PAZ COUNTY Sec. 6 Picacho 7.5' John Hummer Pegmatite dikes con- 4S, 22W Mine taining potash feld- spar, mica and quartz.

MARICOPA COUNTY Sec. 16 Red Picacho 7.5' Morning Star Past production; 7N,3W potash feldspar pods, green muscovite, quartz, lithium minerals in pegmatite. Sec. 16 Red Picacho 7.5' Sunset Potash feldspar, 7N,3W quartz, muscovite, in pegmatite within amphibole schist.

Sec. 23 Red Picacho 7.5' Hertz, Pegmatite with feld- 7N, 3W Weatherman spar, quartz. Varnum Feldspar

Sec. 31 Buckeye 15' Arrowhead, Feldspar in pegmatite. 1S,3W Faith in you Group, Rusty Point, Sunset, Chickisow Sec. 5 Buckeye 15' Bal anced Rock Fel dspar in pegmatite 2S,3W in granite. Sec. 24 Montezuma Peak Frost Albite feldspar in 3S,lE 7.5' pegmatite. FELDSPAR

LOCAT I ON QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... MARICOPA COUNTY (CONT.) Sec. 17 Vulture Mtns. 15' Lucky Mica, A1 bite feldspar, 6N, 5W Fortner & muscovite mica, Boyd Lithium 1ithium minerals, beryl and reported col umbi urn - tantalum minerals in complex pegmatite. Sec. 12 Humboldt Mtn 7.5' Manley Bickle Acid feldspar in 6N,5E Group mineral i zat ion at intersection of shears in Precambri an granite. Sec. 36 Montezuma Peak Syl vani a Mica Feldspar with musco- 2S,lE 7.5' vite books in peg- mate; small amounts of "sheet" or "punch".

MOHAVE COUNTY Sec. 29 Virgin Peak 15' Hummi ngbi rd Feldspar, kyanite, mus- 38N, 16W Group covite, beryl, chryso- beryl in pegmatite within gneiss-schist. Sec. 6 Hoover Dam 15' Painted Desert Feldspar, quartz in 30N, 22W pegmatite.

Sec. 13 Cerbat 7.5' Champi on, Coarse reddish granite 22N, 18W Atwater Kent or pegmatite composed Group, Road- mainly of feldspar side Claims, makes up a 5 foot sec- Need1es tion of the footwall at the Champion Vein.

Sec. 26 Garnet Mtn. 15' M and P Claims Pegmatite with potas- 28N, 17W sium feldspar, pert- hite, quartz-muscovite.

Sec. 22 Stockton Hill 7.5' White Spar Mine Past production, feld- 22N,17W spar-quartz processed for use as abrasives, ceramics . Sec. 26 Stockton Hi11 7.5' Taylor Mine Active quarry, feld- 22N, 17W spar-quartz pegmatite, gray-white microcline pods, used in glass, enamel s, pottery. FELDSPAR LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... MOHAVE COUNTY (CONT.) Sec. 27 Stockton Hill 7.5' Hopkins Fel dspar-quartz peg- 22N, 17W Prospect matite.

Sec. 6 Kingman NW 7.5' Cerbat Mtns. Quartz core pegmatite 21N, 17W with potassium feld- spar.

Sec. 1 Cedar Basin 7.5' Rare Metal s Microcline in pegmatite lQN,12W Mine with yttrotantal ite, fluorite, quartz, musco- vite, garnet.

Sec. 24 Tom Brown Canyon Si1 i ca Hi 11 Quartz core pegmatite 18N,12W 7.5' with microcline.

Sec. 23 Stockton Hill 7.5' Cinco De Mayo Feldspar in pegmatite. 22N, 17W

Sec. 10 Stockton Hill 7.5' Consolidated Potassium feldspar and 22N, 17W Feldspar Pros- quartz with some plag- pect ioclase in the finer grained parts of pegmatite.

Sec. 6 Hoover Dam 15' Grand View & Feldspar in pegmatite. 30N, 22W Grand View Ex.

Sec. 24 Garnet Mtn. 15' White Cap Granite pegmatite dike 28N, 17W about 20 feet wide containing feldspar, quartz, biotite, horn- blende, euxeni te, beryl , and uranium other mineral s. Sec. 15 Kingman SE 7.5' Mineral X Fel dspar in pegmatite 20N, 17W (Cl aims) with rare earth mineral s . Sec. 32 Rattlesnake Hill Rose #1 & 2 White feldspar with 21N, 15W 7.5' quartz in pegmatite; Sec. 10 Dean Peak 7.5' Mica Giant, feldspar in pegmatite; 19N, 15W Wayne Mica past production of muscovite.

Sec. 14 Senator Mtn. 15' Muscovite Mica Small production of 29N, 19W muscovite from peg- matite. FELDSPAR

LOCAT I ON QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... PIMA COUNTY Secs. Ajo 15' San Antonio Past production of 2 & 11 Mine feldspar and scrap 13S,7W mica, pegmatite dikes in granite, feldspar- silica mixture used for copper smel ter flux.

PINAL COUNTY Secs. Enid 7.5' Sierra Microcline, muscovite, 7&8 Estrell a quartz in pegmatite. 4S, 2E

Sec. 2 Black Mtn. 7.5' B M Group, Zoned simple pegmatite 7S, 13E Darlene A containing feldspar Group mica and quartz.

YAVAPAI COUNTY Sec. 16 Crown King 7.5' Si 1ver Chri s- Orthocl ase feldspar. ION, 1E tmas Mine

Sec. 34 Red Picacho 7.5' Frict i on Mine Perthite feldspar, 8N, 3W quartz in pegmatite.

Sec. 34 Red Picacho 7.5' Outpost Pegmatite bodies con- 8N, 3W Extension taining perthite, albite, massive quartz.

Sec. 3 Red Picacho 7.5' Outpost Mine Potash feldspar pods, 7N, 3W muscovite, bismutite, quartz masses in peg- matite.

Sec. 10 Red Picacho 7.5' Picacho Vein Potash feldspar pods, 7N, 3W Mine mica, quartz in peg- matite.

Sec. 1 Red Picacho7.5' Buena Vista, Feldspar in pegmatites. 7N, 3W Star1ight, Monster, Pachen, Pat- chin, Pechan

Sec. 21 Flores 7.5' Burchfi eld Feldspar and muscovite 8N, 5W Feldspar mica in pegmatite dikes.

Sec. 29 Battle Flat 7.5' Feldspar Feldspar occurrence. FELDSPAR LOCATI ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... ------YAVAPAI COUNTY I CONT .I Sec. 23 Congress 7.5' Congress, Feldspar in pegmatite ION, 6W Congress Mine, veins in vicinity of Niagra, Queen quartz vein precious oftheHills, deposit. Golden Key, Herskowi tz Property

Sec. 34 Red Picacho 7.5'. Friction Potassium feldspar 8N, 3W in large pegmatite.

Sec. 9 Arrastra Mtn NE Jeep Claims Pegmatite veins in 13N,10W 7.5' Precambrian schist containing feldspar, quartz and biotite mica. Sec. 23 Weaver Peak 7.5' Lucky Probe Pegmatite deposit 12N, 6W containing ortho- clase; deposit occurs in granite; deposit reported to contain polycrase. Sec. 34 Weaver Peak 7.5' Monte Cristo, Feldspar with quartz, 12N, 5W Dixie Queen muscovite and sericite mica and beryl in zoned pegmatite dike. Past producer of feld- spar. Sec. 6 Crown King 7.5' Muscovite Feldspar in poorly ION, 1E Mine, B.A.R.R. zoned pegmatite dike. 4 Mica, Vasser Mica Sec. 10 Red Picacho 7.5' Picacho View Albite and potash 7N, 3W feldspar in zoned pegmatite.

Sec. 20 Garfias Mt. 7.5' Shamrock Mng. & Feldspar, mica, quartz 7N, 2W Devel opment tourmaline, pyrite and uranium minerals in pegmatites. Sec. 4 Crown King 7.5' Silver Christ- Reported feldspar ION, 1E mas occurrence. Sec. 10 Red Picacho 7.5' White Jumbo Pegmatite deposit with 7N,3W a wall zone containing potash feldspar and some pl agi ocl ase feldspar . FELDSPAR

LOCATI ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... YAVAPAI COUNTY [CONT.) Sec. 36 Yarnell 7.5' Uranus, Mizpah , Feldspar, some mi xed ION, 5W Total Wreck, with quartz in vein Planet Saturn, likedeposits. Nest Egg, Ter- minal, He1 en Morris, Mizpah, Total Wreck FLUORSPAR LOCATI ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS COCHISE COUNTY Sec. 34 Luzena 15' Buckeye Canyon Fluorspar vei nlets 13S,27E Prospect in granite cut by rhyoli te dikes.

Sec. 13 Dragoon 15' American Mine, Fl uori te-bari te 14S, 20E AKA: War Eagle, gangue with metallic La Ventia sulfides in vein in granodiorite.

Sec. 17 Cochise Head 15' Indian Creek Fluorspar vein in 16S,30E AKA: Pague faulted 1imestone. Prospect

Sec. 23 Dragoon 15' Peabody Mine Fluori te -quartz 15S,22E gangue with copper- zinc ores in vein in 1imestone. Sec. 1 Dragoon 15' Banks Mine Fluori te gangue with 16S, 22E scheelite, huebnerite in a tungsten and base metal sulfide occurrence in quartz monzonite.

Sec. 5 Dragoon 15' Homestake Claim Fluorite, quartz, 16S,22E Group gold and scheeli te in a tungsten and sul f ide base/preci ous metal deposit in Pinal schi st.

Sec. 13 Swisshelm Mtns 15' Little Lulu Beryl in tactite and 20S, 27E meta limestone with fluori te and copper and manganese mineral s.

Sec. 35 Bisbee 7.5' Capt Fluorspar Fluorite in vein with 24S, 23E galena in granite porphyry Secs. Dragoon 15' Mt. Allen, Fluorite gangue with 112 & 13 Higgins Estate copper oxides and 16S,22E scheelite in quartz monzonite.

Secs. Dragoon 15' Little Fanny Past production of 3&9 Mine, Last fluorspar; a1 so 16S, 22E Chance, Alvera quartz, beryl and Extensi on tungsten mineral s in quartz monzonite. FLUORS PAR

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... COCHISE COUNTY (CONT.) SW 1/4 Dragoon 15' Dragoon Mtns. Fluorspar veins, 16S,23E Prospect rep1 acement i n limestone. Sec. 12 Portal 15' Paradise Area Past production; 17S,30E fluorspar in quartz veins in faulted granite. Sec. 33 Pearce 15' Fl uorine Hi 11 Past production; 17S,25E Mine, purple fluorite with AKA: Little uranium minerals in Jessie, in silicified Cartmi 11 rhyol i te. Sec. 24 Knob Hill 7.5' Knob Hill No. 1 Fluorspar stringers in 17S, 22E Paleozoic limestone near granite intrusion. Sec. 3 Happy Valley 7.5' Driscoll Mtn. Green fl uorspar veins 14S, 19E Prospect in limestone i ntruded by porphyritic rhyolite di kes. Secs. Benson 15' Lone Star Mine Past production for 26 & 35 metal 1 urgical uses; 18S, 19E banded f 1 uorspar and quartz veins in Precambrian schist; intruded by apl i te dikes and an alaskite stock. Sec. 11 Tombstone 7.5' Empire Mine Green and purple 20S, 22E fluorspar with some lead in silicified 1 imestone and shale.

N. 1/2 Tombstone or Government Purple fluorite 21S,23E Gleeson 15' Draw Prospect crystal s associated with quartz veins. Sec. 21 Tombstone SE 7.5' Stout Prospect Fluorite-quartz veins 22S,23E in porphyritic granite. FLUORSPAR LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... GILA COUNTY Sec. 32 Payson South 7.5' Ox Box Mine Fl uorspar veinlets ION, 1OE with epidote, gold, silver in hornblende diorite.

Sec. 20 Picture Mtn. 7.5' Quartz Ledge Past production for 7N,llE Prospect, White acid grade concen- Cow trates, fluorspar - quartz lenses and veins in granite in Precambri an formati on.

Sec. 36 McFadden Peak 15' Jerky Group Vein in Dripping 7N,14E Springs Quartzite.

Sec. 19 Picture Mountain Red Rock Vein in quartzite. 7N,12E 7.5'

Sec. 20 Buzzard Roost Mesa Jones Barite- Fluorite and barite 9N,13E 7.5' Fluorite in vein with iron and manganese oxides between Dripping Springs Quartzite and diabase.

Sec. 35 McFadden Peak 15' McFadden Peak Fluorite in vein in 7N, 13E Fl uorspar, Mack quartzite and horn- Claims, Western fels with interbedded Fluorspar Prop- quartzite; past erty producer of both acid and metal 1urgical grade fluorspar . Sec. 14 Blue House Mtn. Tomato Juice Fissure vein which 5N,16E 15' Deposi t locally contains dark-purpl e fluori te, chalcopyrite, and pyrite; vein occurs in Precambrian meda sediments intruded by diabase dikes and sills.

Sec. 36 Bl ue House Mtn. Hillside A little fluorite with 5N,16E 15' Deposi t pyrite, calcite, gypsum and uranium mineral s in Dripping Springs Quartzite under1ain by diabase sill. FLUORSPAR

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------GI LA COUNTY JCONT. 1 Sec. 9 Greenback Creek Tonto Basin, Past production for 6N,llE 7.5' Packard Claims, acid grade concen- Walnut, Bl ue- trates, fl uorspar- bird Claims quartz lenses and veins in granite in Precambrian formation Sec. 2 McFadden Peak 15' Quartzite Brecciated white 6N,14E Cl aims, Cherry f 1uori te; copper Creek mi neral borni te in Mescal Limestone. Sec. 20 Inspiration 7.5' Castle Dome Fl uorspar, barite, 1N,14E Copper Mine, copper sul fides in Pinto Valley fractured quartz Mine monzonite.

GRAHAM COUNTY Sec. 19 San Carlos Barium King Fl uori te, barite, 4S,20E Reservoir 15' Mine calcite vein in Sec. 24 brecci ated trachyte. 4S, 19E Sec. 20 San Carlos Mitchell Barite Barite vein with 4S, 20E Reservoir 15' Prospect fl uori te in trachyte.

Secs. San Carlos Coronado Group Numerous small 28 & 29 Reservoir 15' Copper Reef occurrences of barite 4S, 19E Mine, North with 1essor fluorite Star general 1y a1 ong beddi ng pl anes in 1imestone. Sec. 12 San Carlos Little Mule Vein of fluorite, 5S,19E Reservoir 15' Group, Silver barite, quartz, lead- Spar Prospect si 1ver val ues in latite or andesite brecci a Sec. 19 Cobre Grande 7.5' Iron Cap Fluorite in a base and 5S, 20E precious metal vein deposit. Sec. 20 Cobre Grande 7.5' Orejana Si 1i ceous flow brecci a 5S, 20E containing a little fl uori te. Sec. 29 Klondyke 15' Landsman Group Purple fluorite 5S, 20E stringers, lead- silver values in faulted 1imestone. FLUORSPAR LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... ------GRAHAM COUNTY ICONT.) Sec. 6 Jackson Mountain Mt. Jackson, Past production ; 6S,20E 15' Rhodes Spar purpl e-green fluorspar veins in granite in Precambri an form- ation. Sec. 29 Cobre Grande 7.5' Grand Reef Mine Fine-grained brec- 6S,20E ciated fluorite, quartz, lead-silver values in schist intruded by rhyoli te dikes. Sec. 6 Jackson Mtn. 15' Spar Fluorite Small production of 6S,22E Group fluorspar from veins in gnei ss. Sec. 22 Jackson Mtn. 15' Edith 1 & 2 Fluorspar veinl ets 7S,21E in granite in Precambri an for- mation. Sec. 23 Buford Hill 7.5' Crazy Horse Coarse grained 7S,21E crystal1ine fluorite in a faulted Precambrian grani te. Sec. 13 Eureka Ranch 7.5' Marcotte Veins of barite, 8S,21E Claims fluorite, calcite, silver-gold values in vol canic aggl omerate. Sec. 23 Luzena 15' Fl uori te Fluorite with hematite llS,26E Claims and limonite in a shear zone in granite. Sec. 20 Blue Jay Peak 7.5' Graham Prospect Barite, fluorite, 8S,22E copper oxides in granite in Precam- brian formation,

GREENLEE COUNTY Secs. York Valley 15' Lucky No. 1,2 Past production; 3 & 10 fl uorspar and quartz 7S,32E veins in faulted andesite porphyry- rhyoli te tuff. Sec. 10 YorkValley 15' Goat Camp Past production;. 7S,32E Mine fluorspar in vein, FLUORSPAR

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... ------GREENLEE COUNTY (CONT.) Sec. 4 YorkValley15' Fourth of Past production; July Mine, fluorspar veins, Ellis Shaft quartz-cal cite i n rhyolite porphyry.

Sec. 5 YorkValley15' Daniels Camp Past production; 7S,32E Mine fluorspar stringers in fractured andesite.

Sec. 9 York Valley 15' Polly Ann, Past production; 7S, 32E Forbis Mine fluorspar veins in rhyolite tuff and andesite porphyry.

Sec. 15 York Valley 15' Phillips Mine Past production; 7S,32E f 1uorspar occurs along narrow dikes in tuff and andesi te.

Sec. 22 York Valley 15' Eureka Vein deposit in 7S,32E volcanics.

-LA -PAZ COUNTY Sec. 34 Bouse 15' Black Mtn. Barite occurs in 8N, 17W Group fissure veins with fluorspar in a volcani c aggl omerate.

Sec. 11 Picacho7.5' B1 ac k Rock Fine grained fluorite 4S, 23W Mine, Pacific as a gangue mineral Mines with zinc, lead and silver mineralization in lensing ore shoots.

Sec. 29 Bouse 15' Burro Barite Banded barite veins 6N, 17W Group with fluorite, quartz and copper oxides in vol cani c aggl omerate.

Sec. 20 Bouse 15' Burro Barite Barite veinlets in 7N, 17W No. 6 & 8 vol cani c aggl omerate with copper and manganese oxides with some fluori te.

Sec. 19 Black Peak 15' Osbourne Fluorite veinlets in ION, 17W Wash Prospect a faulted basal t . FLUORS PAR LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------LA -PAZ COUNTY (CONT. ) Sec. 7 Picacho 7.5' Chloride Vein of mainly suc- 4S, 22W Mandarin Cash cessive bands, up to Entry 1/4" wide of finely crystalline quartz and fluorite, cut by bladed crystals of barite and veinlets of calcite. Sec. 25 Hidden Valley 7.5' Clip Mine, Fluorite and barite 3S, 23W Silver Clip, as gangue minerals Blaine with lead-silver mineralization in a lensing vein in a fault zone cutting andesitic to dacitic flows, tuff and brecci as. Sec. 34 Picacho 7.5' Geronimo Fluorite as a gangue 3S, 23W North & mineral in irregul ar South Mines lensing veins along faults with base and precious metal miner- alization. Sec. 7 Utting 15' Happy Day Barite with some 7N, 16W No. 1 fluori te occurs a1 ong fissures in a volcanic rock. Sec. 31 Bouse 15' Happy Day Barite with minor 7N, 17W No. 3 Mine, amounts of fluorspar Black Mule, occurs in fractures Barite No. 3 in a rhyolite.

Sec. 20 Bouse 15' Happy Day Barite occurs with 7N, 16W No. 4 some fluorspar in 2 fractures in a volcanic flow rock. Sec. 5 Ives Peak 15' Fluorspar Mine, Fluorspar veins in 9N, 13W Ives Peak Area sheared granite- gneiss.

Sec. 21 Bouse 15' Keiser Barite Barite with fluorite 5N, 17W Mine in lenses along a fault fissure in Cretaceous or Tertiary andesitic volcanics. FLUORSPAR

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------LA -PAZ COUNTY ICONT.) Sec. 1 Swansea 15' Mammoth, Fluorite, barite, 8N, 15W Chicago, quartz, copper Copper Glance, oxides in sheared Pittsburgh gneiss-schist. (Pat. ) Sec. 10 Hope 15' Mathews Claims Fluorite as a gangue 4N, 13W mineral along with quartz in wide metal 1i ferous veins. Sec. 17 Ives Peak 15' Mystery Hill Copper carbonates and ION, 13W Mine Group, sil icates, with local Clayton, Diana lead carbonate, in May, East Side, fissure veins assoc- Mildred, Blue iated with strong Be1 1 silicification and some epidote, fluorite and selenite, in a1 tered Precambri an schist and gneiss along a fault zone. Sec. 31 Lone Mtn. 15' Norps Group Barite and fluorite 5N, 10W in vein deposits with iron and manganese oxides in granite- gneiss.

Sec. 11 Picacho 7.5' Papago Mine Fluorite as a gangue 4S, 23W mineral in an irregular vein con- taining lead, silver and zinc mineral - ization along fault zone. Sec. 29 Bouse 15' Pay Day Barite occurs with 7N, 17W some fl uorspar a1 ong 2 fracture zones in a volcanic rock.

Sec. 29 Black Peak 15' Pl anet Peak Green fluorspar and ION, 17W Prospect copper minerals in fault contact of limestone and granite. FLUORSPAR LOCAT I ON QUADRANGLE MAP -KNOWN -NAMES DESCRIPTION-COMMENTS -LA -PAZ COUNTY ICONT.) Sec. 1 Picacho7.5' Princess & Fluorite and barite 4S,23W Hamburg Mines as gangue minerals cement i ng brecc i a in lead, zinc and s i 1 ver mi neral i zed irregular fissure filling. Sec. 31 Bouse 15' Red Chief Barite i nterbedded 6N, 17W with numerous thin layers of quartz and jasper, considerabl e fluorite, and minor amounts of manganese and copper; deposit occurs in 2 to 4 parallel veins in fracture in a vol cani c aggl omerate. Sec. 2 Picacho7.5' Red Cloud Barite as a gangue 4S, 23W Mine mineral in a 1 ead, zinc and silver deposit in an i rregul ar faul t vein. Sec. 35 Picacho 7.5' Seger Lease Fluorite as a minor 4S,23W gangue mineral in vein fillings of inangani ferous to ferruginous white calcite in a breccia vein containing copper mineralization. Sec. 1 Picacho 7.5' Silver King Fl uorspar and barite 4S, 23W Claim occur in a vein in a brecciated zone in andes i te. Sec. 13 Bouse 15' White Christ- Barite associated 7N, 17W mas, Barium with fluorspar in Gold Do1 1 ar veins in volcanic brecci a. Sec. 17 Bouse 15' White Rock Barite mineralization 7N, 17W No. 3 with some fluorite in fractures in rhyol i te. FLUORSPAR

LOCATION OUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------LA -PAZ COUNTY (CONT.) Sec. 18 Bouse 15' White Rock Barite in 1arge plates 7N, 17W & White with lower grade Eagle material in 1ime - stone formation; a small amount of fluorite is assoc- iated with the barite.

MARICOPA COUNTY Sec. 2 Vulture Mtns. 15' Contact Mine Past production; 6N,5W fluorspar vein in , andesi te. Sec. 4 Vulture Mtns. 15' Big Spar Mine Past production; 6N,5W fluorspar veins in faulted andesi te. Sec. 12 Wickenburg 7.5' Jumbo Mine, Past production, 6N,5W Union Hill fluorspar -quartz veins in andesite. Sec. 7 Wickenburg 7.5' Good Luck Fluorspar vein in 6N, 4W a1 tered di ori te (schist); past production. Sec. 7 Wickenburg 7.5' Mammoth Spar, Past production. 6N,4W Luck Strike Mine Sec. 7 Wickenburg SW 7.5' Lilly Belle Fluorspar veins in 6N, 4W Mine granite, trachyte and diorite.

Sec. 22 Wickenburg SW 7.5' Cactus Queen, Fluorspar vein in 6N,4W Texas Queen granite. Sec. 18 Maverick Mtn. 7.5' Muskhog Claims Fl uorspar vein in 5N, 8E granite in Precam- brian formation. Sees. Aguila 15' Valley View Manganese ores with 17 & 28 Mine fluorite, barite, 5N, 8W black calcite, chal- cedony in andesite brecci a. Sec. 35 Lone Mtn. 15' White Rock, Bari te-fl uorspar 5N, 10W Blue Bird stringers in volcanic aggl omerate . FLUORSPAR LOCATI ON QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------MARICOPA COUNTY (CONT.) Sec. 29 Lone Mtn. 15' Snowball Past production for 5N, 10W Deposit cement flux, fluorspar 1enses -veins in faulted 1imestone cut by felsite dikes.

Sec. 34 LoneMtn. 15' Princess Ann, Fluorspar - bari te 5N, 10W Fay L stringers in volcanic aggl omerate.

Sec. 5 White Tank Mtns. White Tank Fluorspar occurrence. 2N,3W SE7.5' Mtns. (approx) Sec. 32 McDorell Peak 7.5' White Quartz Fluorspar associated 5N,5E Quarry with white quartz.

Sec. 30 Four Peaks 7,5' Adventure Purple fluorite in 4N, 10E vein in granite. Sec. 31 Humboldt Mtn. 7.5' Amethyst, Irregul ar fluori te - 7N76E Lookout Pat. quartz veins in Claim #I196 granite.

Sec. 34 Lone Mtn. 15' Arizona Spar- Veins and stringers 5N, 10W Barite of barite with minor amounts of pale green fluorite in a fine to inedium grained andesite.

Sec. 14 Arlington 15' Butte Bari te-fluorspar !n 2s, 7W quartz veins. Sec. 4 Vulture Mtns. 15' Carl sbad #2, Fluorite gangue in 6N75W Vyne-Coins base/preci ous metal Claims vein deposit along granite schist contact.

Sec. 5 Wickenburg 7.5' Chilco Flat dipping fluor- 6N, 4W spar in decomposed diorite.

Sec. 1 Wickenburg SW 7.5' Contact 1,2,3 Veins of fluorite 6N,5W 1/2 to 1 ft. wide in a red andeiste; estimate average grade 60% CaF2.

Sec. 12 Wickenburg 7.5' Fluorspar Fluorspar veins in 6N, 5W Occurrence dark col ored schi st. LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS MARICOPA COUNTY ICONT.) Sec. 6 Wickenburg 7.5' Conteras 81 Fluorspar in a short 6N,4W Nickel lense in a fracture in granite. Sec. 25 Big Horn Mtns. 15' Ecl i pse Fl uorspar in lead, 5N, 8W silver, gold vein occurrence.

Sec. 11 New River Mesa Gold Cliff Fluorite gangue in 6N,4E 7.5' ferberi te (tungsten) bearing quartz vein deposits in slaty to sericitic gray Precambrian schist. Sec. 4 Lone Mtn. 15' Lemons Fl uor- Fluorite and barite 4N, 10W spar rep1 acement of 1 ime- stone along contact with quartzite. Sec. 12 Humboldt Mtn. 7.5' Manley Bickle Mineral i zed zone 6N,5E Group in Precambri an granite containing acid feldspar, horn- blende, fluorite, calcite and uranium mineral s. Sec. 31 Wickenburg 7.5' Nickel Fluorspar veins in 6N,4W faul ted andesi te. Sec. 1 Wickenburg 7.5' Queen Spar Fluorspar veins in 6N,5W faul ted andesi te. Sec. 31 Wickenburg 7.5' Palo Verde Fluorspar veins in 61\1,4W faulted andesi te. Sec. 6 Lone Mtn. 15' Rainbow, Fl uorspar-bari te 4N, 10W Copper Penny, gangue in copper Norps Group bearing quartz veins in Precambrian schist intruded by granite.

Sec. 33 Vulture Mtns. 15' San Francisco Fluorspar in lenses 7N,5W along very narrow veins near contact between granite, rhyol i te and a dark colored vol cani c rock; small past production. FLUORSPAR LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... MARICOPA COUNTY (CONT.) Sec. 12 Wickenburg 7.5' West End, Good Fluorspar vein in 6N,5W Luck schist.

Sec. 35 Lone Mtn. 15' Mhite Rock Bari te-fluorspar 5N, 10W Claims, Blue veins in basalt. Bird

Sec. 14 Wildcat Hill 7.5' May Be Claims Fluorspar in vein 6N,5E deposi t . Sec. 20 Boulder Mtn. 7.5' Kandari an Purple and white 6N,9E Fluorspar fluorite in vein Prospect deposit in Pre- cambri an granite.

MOHAVE COUNTY Sec. 28 Oatman 7.5' Mossback Mine, Fluorite associated Moss Mine with quartz, gold- silver ores in quartz monzonite.

Sec. 5 Oatman 7.5' Hardy Mine Fluorite gangue assoc- 19N, 20W iated with quartz vein, gold-silver ores.

Secs. Oatman 7.5' Times Mine, Fluori te gangue assoc- 7&9 Gilpen, Key- iated with gold-silver 19N, 20W note, Miller ores. Sec. 7 Valentine 7.5' Blue Daisy Fluorspar veins in 23N,13W limestone.

Sec. 18 Wabayuma Peak Boriana Mine Purpl e fluorspar, 18N, 15W 7.5' associated with tung- sten-quartz veins in granite-phyllite schist cut by apl ite dikes.

Sec. 34 Diamond Joe Beak Craig Spar Fluorspar vein in 17N, 15W 7.5' granite.

Sec. 30 Diamond Joe Peak Fluorspar vein in 17N,14W 7.5' granite.

Sec. 21 Artillery Peak 15' Lead Pill, Green fine grained 12N, 14W Florine fluorite in fissure veins with base and precious metal miner- alization. FLUORSPAR

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------MOHAVE COUNTY (CONT) Sec. 17 Artillery Peak 15' Potts Mtn. Fl uorspar veins. 12N,14W Sec. 12 Artillery Peak 15' Burro Wash Fl uori te-bari te llN, 13W Area, Red stringers with ma1 a- Hills Prospect chite, wulfenite in Artillery Formation.

Oatman 7,5' Navy Group Green and red fluorite in precious metal vein deposits in granite porphyry Sec. 18 Wabayuma 7.5' Bull Canyon Minor fluorite occurs 18N, 15W Tungsten with chalcopyrite moly- bdenite in tungsten bearing quartz veins. Sec. 17 Wikieup NW 7.5' Hopkins Claim Fluorite in vein in 16N, 14W schist and gnei ss. Sec. 13 Castaneda Hi1 1 s Centenni a1 Fluorite with base 12N, 15W 15' and precious metal minerals in vein deposit.

-PIMA COUNTY Set. 4 VacaHills15' Mammoth Mine Fl uorspar, bari te 12S,8E associated with 1 ead- silver ores in Paleozoic 1 imestone contact with a1 aski te porphyry Sec. 15 Redington 15' Sure Fire Fl uorspar, quartz, 13S, 18E No. 1 calcite veinlets, urani urn mineral s in schist and gneissic granite. Sec. 23 Palo A1 to Ranch Black Dike Fluorite, pyrite, 17S,10E 15' Group, Bobson pitch-blende in contact Group zone of gneissic- granite with basalt dike.

Sec. 29 Empires Mtns. 15' New York Mine, Fluorspar-quartz veins 17S, 16E Beuhman Mine lead ores in limestone- quartz monzonite contact. FLUORS PAR LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRI PTION-COMMENTS PIMA COUNTY (CONT.) Secs. Twin Buttes 15' Neptune, Past production for 5&8 Fl uxore , steel fl ux, fl uorspar 17S,llE Cardiell a, veins in faulted Turtle Spar, schist and granite Gunsight Mtn. intruded by apl ite Mine dikes. Sec. 4 Presumido Peak Les Jimfre Minor fl uorspar in 21S,7E 15' Claims, Green- sheer zones with field State sporadic scheel i te Lease, Carl son, and beryl 1 i um mineral - Fernstrom, ization. Cummi ns Sec. 25 Arivaca 15' Las Gui jas Irregul ar, 1 ensing ZOS, 9E Mine, Black quartz-f i ssure veins Gold Group, of Laramide age con- Immense Lodes, taining tungsten, Grand Lodes, base and precious General metal mineral ization Electric, with fluorite and Obregon Cl aims manganese. Sec. 24 Baboqui vari Peak Independence Fluorite with copper 17S,6E 15' Group oxides and scheelite in a narrow fracture striking northwest. Sec. 16 Happy Val ley 7.5' Dri scoll Mtn. Coarse grained 14S, 18E Prospect crystalline green fl uorspar, 3 to 4 feet wide in a faulted Devonian or Mississippian 1 ime- stone. Sec. 32 Baboquivari Peak Big Banana Fl uorspar gangue within 17S,7E 15' Mine scheel i te ores. Sec. 28 Baboqui vari Peak Contreras 18S,8E 15' Canyon Area

PINAL COUNTY Sec. 26 Mammoth 7.5' Mammoth Mine, Fl uorspar-bari te 8S, 16E St. Anthony gangue; lead-zinc- copper sul f ides, quartz monzonite host rock. Sec. 16 Picketpost Mtn. Gonzales Pass Minor fluorspar in 2S,llE 7.5' Deposi t barite veins. FLUORSPAR LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------PINAL COUNTY (CONT.) Sec. 12 Pinal Ranch 7.5' Rainbow Group, Fluorite occurring 1S,13E Clark Claims, sparsely as minute Clark Prospect grains in the greisen and in vugs in-the quartz in a stock- work of subparallel veinlets of quartz in a deposit con- taining tungsten, molybdenum and copper mineralization,

--SANTA CRUZ COUNTY Set. 8 Ruby15' Annie Laurie Purpl e fluorspar 23S,llE Claims stringers, quartz, calcite, galena and sphalerite in granite.

Sec. 3 Harshaw 7.5' Alta Mine Reddish fluori te 23S, 16E gangue, quartz, silver- lead values in quartz diorite cut by rhyoli te dike.

Sec. 4 Harshaw 7.5' Reddish fluorite and 23S, 16E quartz gangue in a base metal rep1acement deposit in rhyolite.

YAVAPAI COUNTY) Secs, Bagdad 15' Lawler Peak Fluori te associated 26 & 27 Area with bismutite in 15N,9W granite intruded by apli te dikes.

Sec. 24 Mt, Union 15' Venezi a Purpl e fluori te gan- 12N, 2W gue, copper ores.

Sec. 16 Crown King 7.5' Springfield Purple fluorite ION, 1W Group stringers associated with copper oxides, pyrite, in grano- diorite intruded by quartz dikes.

Sec. 12 Date Creek Ranch Hatton Fluorite, barite, 8N, 9W SW 7.5' (Harri s) Mine black cal cite assoc- iated with manganese oxides in andesite. FLUORSPAR LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS YAVAPAI COUNTY (CONT.) Sec. 7 Congress 7.5' Fluori te Dodecahedra1 fluori te 9N, 5W Crystal Area crystals in pegmatite.

Sec. 11 Morgan Butte 7.5' Abe Lincoln Fluorite veinlets 8N, 3W Mine along contact of basalt and trachyte dike in granite.

Sec. 8 Copperopoli s 7.5' Swal 1ow Mine Fluori te gangue, 8N, 2W quartz calcite, copper ores in granite.

Sec. 18 Bagdad 15' Black Pearl Fluorite gangue within 15N, 7W tungsten-bismuth ores associated with quartz bodies in granite. Sec. 32 Red Picacho 7.5' Great South- Fluorite, galena, 8N, 3W ern, Kilroy, quartz and calcite Hogan in a brecciated dike. Sam Powell Peak Lucky Jack Fluorspar with quartz 7.5' and Adams and copper minerals in a fissure vein. Sec. 11 Tule Mesa 7.5' Santa Claus, Fluorspar and barite ION, 5E Christmas Tree in vein deposit in a Claims red coarse grained grani te.

Sec. 36 Yarnell 7.5' Uranus, Mizpah, Purple fluorite with ION, 5W Total Wreck, feldspar, calcite, Planet Saturn, pyrite and uranium Nest Egg, Ter- mineralization in minal , He1en vein 1i ke deposit. Morris, Mizpah, Total Wreck

YUMA COUNTY Sec. 15 Eagletail Mts. 15' Yellow Breast Green fluorite, galena Prospect and wulfenite in quartz veins in schist.

Sec. 36 Castle Dome Mts. Flora Temple Lenses and shoots of 4S, 19W 15' Mine rich, argentiferous galena, up to 10 feet wide, separated by barren or weakly min- eralized zones, with barite, calcite and fluorite gangue. FLUORSPAR

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... YUMA COUNTY (CONT.) Sec. 36 Castle Dome Mts. Buckeye Vein Local 1y abundant 4S, 19W 15' Group, Castle fluorite as gangue Dome, New Dil- in lead-silver- New Chance No. fluorspar vein 1, Lady Edith & deposit; old under- New Chance No. ground back fill 4, Big Dome- and surface dumps Dusty No. 4, have been reworked Hopkins, Mi 11er, for fl uorspar. Norma, Cal edona, William Penn Sec. 12 Castle Dome Mts. Colorado, Spotty bunches and 5S, 19W 15' Lincoln, La pockets of partly- Col orado, oxidized, argentiferous Modesti Prop- galena in a gangue of erty calcite, fluorite and minor barite.

Sec. 25 Castle Dome Mts. Haack Mine Spotty, partially 4S, 19W 15' Group, Barite oxidized, argenti- Nip No. 1, ferous galena with Bronza-Hard- minor oxidized copper rock, A1 godones and zinc mineral i - Nip No. 2, Abe zation and gangue of No. 10, Senora crystal1 ine calcite, Mine fluorite and barite in narrow, lensing veins in Mesozoic shale. Sec. 24 Castle Dome Mts. Hull Mine, Past production of 4S, 19W 15' Ri a1 to Group, lead, silver and Chief of Dome, fluorspar from fis- Diana, Sur- sure veins in shales pri se, Doug1 as cut by porphyry and Pocahontas, dikes; production of Rai 1road fluorspar was used for steel flux. Sec. 31 Castle Dome Mts. Mable, Mabel, Spotty pockets and 5S,18W 15' Puckett irregular masses of partly oxidized argenti ferous galena in a gangue of crystal1 ine calcite, fluorite and minor barite in fissure veins in Mesozoic shales. FLUORSPAR LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... YUMA COUNTY (CONT.) Sec. 31 CastleDomeMts. AdamsMine Irregul ar and spotty 4S,18W 15' Group, Dandy masses of galena in Boy Group, a gangue of crystalline Puzzl er, fluorite in lensing SilverDollar faultzonecuttingshale.

Sec. 36 Castle Dome Mts. Little Dome Past production of 4S,19W 15' Mine, Linda lead, silver and Extension, De fluorspar from fis- Luce, Haack, sure veins in shales Wall cut by porphyry dikes ; production of fluorspar was used for steel flux. Sec. 11 Mohawk 7.5' Renner Barite, Lensing masses of 8S, 15W Toltec, Renner barite crystals with & Sam, Mohawk minor fluorite and Claims, Renner crystal 1i ne cal cite Mine in fault zone bor- dered by irregul ar 1ayers of chlorite and calcite. Sec. 15 Engesser Pass 7.5' Silver Prince Irregular bunches of 4S, 15W Mine, Addie argenti ferous galena Group, Nott- with barite, minor busch Mine fluorite and silver and copper mineral - ization in lensing veins in brecci ated fault zones in Mesozoic schist. Sec. 6 Kofa Butte 15' King of Fluori te, galena ZS, 16W Arizona Lead- and calcite occur Fluori te in a vein of faulted schist near a monzonite porphyry dike.

Sec. 36 Castle Dome Mts. Sonora Mine, Irregular veins and 4S,19W 15' Linda Group masses of oxidized argenti ferous gal ena in a gangue of banded, blocky calcite, crystalline fluor- ite, bladed to massive barite and minor quartz; past producer of lead and fluorspar. GARNET LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------__------...... APACHE COUNTY Sec. 22 Dinnehosto 15' Garnet Ridge Pyrope garnets in 41N, 24E volcanic breccia pipe.

Sec. 11 Buell Park 15' Buell Park Pyrope garnets in 2N,6W klmberli te tuff with N. B&M some 01 ivine.

9 Mi. Dinnehotso 15' Buell Park Pyrope garnets in SW of volcanic breccia pipe. Mexi can Water

3 Mi. Mexican Water Mexican Water Garnet bearing material West of 7.5' in alluvium. Mexican Water

-GILA COUNTY NE1/4 Young 15' Brown garnet bed 8N, 13E associated with magnetite.

Sec. 30 Christmas 7.5' Dripping Massive andradite 4S, 16E Springs Mtns. beds, woll astoni te. (approx- Sec. 30 Christmas 7.5' Christmas Pit & Green andradite 4S, 16E Underground, garnet "rock" Inspiration MS resulting from 4443, Gila contact metamor- Copper Sulphide phism of limestone; Co. Claim, deposit is noted for Saddle Mt Co its copper production. Claims

GRAHAM COUNTY Sec. 36 San Carlos Quartzite Mtn. Andradite garnet in 4S, 19E Reservoir 15' metamorphosed lime- stone in Paleozoic formation.

GREENLEE COUNTY Sec. 16 Clifton 15' Morenci Open Massive andradite in 4S, 29E Pit, Montezuma, contact metamorphic Manganese Blue, (scarn) deposit at Ryerson, the southwest corner Humboldt, King, of 1arge open pit Copper King copper mine. GARNET LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------GREENLEE COUNTY ICONT.1 Sec. 4 Clifton 15' Shannon Mtn. Andradite garnet in 4S, 29E altered limestone.

MARICOPA COUNTY Sec. 36 Montezuma Peak Sylvania Mica Massive garnet 2S,lE 7.5' associated with pegmatite.

MOHAVE COUNTY Sec. 6 Hual apai Peak NE Hual apai Large magneti te placer 20N,14W 7.5' Placerclaims depositwith possible garnet and zircon by products. GRAPHITE LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... MOHAVE COUNTY Sec. 20 Stockton Hill 7.5' Canyon Station Graphite veins in 23N, 17W Wash, Black- Precambrian schist. bird Mine GYPSUM LOCAT ION QUADRANGLE MAP -KNOWN -NAMES DESCRIPTION-COMMENTS COCHISE COUNTY Secs. College Peaks 15' D Hill Area Past production for 2,11,12, AKA: Gypsite gypsum blocks and 13,14 Quarries plaster; gypsi te and & 15 gypsum overlying 24S, 19E clay and shale.

Sec. 4 Squaretop Turkey Ridge Gypsum beds with 18S,28E Hills 15' Creek Deposits interbedded sediments.

Secs. Mustang Mtns. 7.5' Southern Gypsum beds 32 & 33 Whetstone Mtns interbedded with 19S, 19E Gypsum Deposits si1 tstone and Epi tah and do1omi te; covers many Secs. 4, sections. 5,9,10, 15 & 16 20S, 19E

Sec. 19 St. David 15' Land Gypsum beds 18S,21E interbedded with clay, caliche and sandstone. Secs. Benson 15' Whetstone Mtns Gypsum beds in Epitah 30 & 32 Gypsum Deposits dolomite. 18S, 19E

Secs. Benson 7.5' Gypsum Claims Gypsum 1enses, 20 & 21 selenite crystals and 17S,20E interbedded bentonitic clay.

COCONINO COUNTY Sec. 32 Standing Rocks Central Wash Gypsum beds, gypsite 25N,llE 7.5' in Moenkopi shale in (proj. Triassic Formation.

Sec. 21 Tucker Mesa 7.5' Acme Cement Fl at 1yi ng gypsum beds 19N, 15E Plaster in Moenkopi shale and sandstone.

Secs. Standing Rocks Black Falls Irregul ar gypsum 1enses 32 & 33 7.5' (Projected) Gypsum locally 4' thick io 26N, llE Triassic Moenkopi Formation; Est. 362,500 tons, of 97.5% gypsum. GYPSUM

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... GILA COUNTY Secs. Cedar Creek 7.5' Middle & East Gypsum beds in Supai 14 & 17 Cedar Creeks Formati on in Permai n 7N,21E formation.

Sec. 4 Cibecue Peak 7.5' Gypsum beds in Permian 7N, 20E Supai Format ion.

Sec. 16 Round Top Mtn. C Dart Spring Whi te-gray gypsum 7N,22E 7.5' Area interbedded silt- stone.

Sec. 8 Cone Butte 7.5' 6N,21E

Sec. 9 Bucket Mtn. 7.5' San Carlos Granul ar gypsum inter 1S,18E Gypsum Deposit bedded with mudstone in lake sediments in Cenozoic formation.

-LA -PAZ COUNTY Sec. 1 Bouse 15' A1 abaster Gypsum deposit in 6N, 18W Frog altered limestone; specimen of carving qua1i ty varicol ored alabaster from this local ity are in Arizona Mineral Museum col 1ect i on.

Sec. 2 Lone Mtn. 15' A-Z Gypsum Aggregates of sele- 4N, 12W Mine nite crystals mixed with clay and soil in a small playa deposit down drain- age from the Harquahal a Gypsum Mine; past production of gypsite for agri- cul tural use.

Sec. 30 Lone Mtn. 15' Harquahal a Past production of 5N,llW Gypsum Mine, gypsum interbedded Harquahal a with limestone; gypsum Mtns., Desert used for agriculture Fltn. Gypsum soil supplement; an irregular, lensing, white, crystalline bed 1-12 feet thick, of gypsum in folded Permian (?) limestone. GYPSUM LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS -LA -PAZ COUNTY (CONT.) Sec. 6 Bouse 15' Muders back Bed or stratun of 5N, 17W Gypsum, Tuck gypsum several feet wide and several hun- dred feet long; gypsum has resulted from the alteration of 1 ime- stone in place; often intermixed with lime- stone; past production of gypsum for local agricultural use.

MARICOPA COUNTY Secs. Theba 15' Bl ac k Gap Gypsum beds, celes- 26 & 34 tite interbedded in 7S,5W tuff in Tertiary formation.

Sec. 24 Aguila 15' Black Butte Gypsum in Tertiary 6N, 8W Uranium lake bed sediments.

Sec. 14 Aguila 15' Jar Claim Gypsum and quartz 6N, 8W veinlets and seams . in Tertiary lake bed sediments.

Sec. 34 Theba 15' Montezuma Cel estite with gypsum 7S,5W Claims, in sandstone and Strontium Group conglomerate.

Sec. 4 Theba 15' Strontium Group Celestite and gypsum 8S, 5W interbedded with sandstone and cong- 1 omerate.

MOHAVE COUNTY 41N, 13W Wol f Hole Mtn. Bl ac k Rock Gypsum lenses in NW 7.5' Canyon Triassic Moenkopi shale.

Secs. Littlefield 15' Beaver Dam Past production for 3&4 Mtns. agricul ture, gypsum 41N, 14W lenses in 1imestone.

40N,10W Gyp Pocket 7.5' Hurricane Cliff Gypsum in Permian Kai bab Limestone.

39N,12W Sullivan Draw 7.5' Black Rock Gypsum lenses in Springs Triassic Moenkopi shale. GYPSUM

LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... MOHAVE COUNTY (CONT.) Sec. 10 Lizard Point 7.5' Mokaac Wash Past production for et a1 Wolf Hold Mtn. 7.5' Area AA agricbl ture use, 40N,12W gypsum lenses in red beds between Permian limestone. SE1/4 Wolf Hole Mtn. Wolf Hole Gypsum in Permian 39N,12W E 7.5' Kaibab Limestone. E1/2 Heaton Knolls 15' Antelope Wash Gypsum in Kaibab 38N, 5W Limestone. Sec. 26 Jumpup Canyon 15' Hack Canyon Gypsum lenses in 36N, 4W limestone breccia, Kai bab Limestone, 35N, 7W Mt. Trumbull NE Toroweap Gypsum 1 enses in 7.5' Canyon Kaibab Limestone. NW1/4 Senator Mtn. 15' Detrital Wash Gypsum beds in Muddy 30N, 20W Creek Formation. Sec. 27 Tule Wash 7.5' Burro Wash Gypsum in Cenozoic 16N, 13W lake beds. Sec. 13 Wol f Hole Mtn. Ace #1 - #19 White, bright gypsum 40N,13W W 7.5' of high purity. Sec. 26 Lizard Pt 7.5' Baxter Gypsum, Extensive gypsum 41N, 12W Gypsum City deposits. Sec. 1 Senator Mtn. 15' Gypsum 1-6 Gypsum prospect; 29N,21W no information. Sec. 21 Senator Mtn. 15' Lucky 44 Selenite and calcite 30N, 20W crystallization abun- dant in lacustrine deposits of inter- bedded bentoni tic cl ay, opalitic silica and fl uvi a1 sandy congl o- merate; carnotite and uranophane as surface coati ng on beddi ng pl anes . Sec. 11 Yellowhorse Flat Unknown Mine Gypsum deposits. 41N,llW 7.5' and Prospects Sec. 30 Mt Tipton SE 7.5' Red Lake Area Evaporite deposit 26N, 16W Salt Deposits 1 containing sodium chl oride and anhydri te. GYPSUM LOCATI ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------MOHAVE COUNTY ICONT.) Sec. 28 Music Mtns SW 7.5' Red Lake Salt Evaporite deposit con- 26N, 16W Deposits 2 taining sodium chloride and anhydrite.

NAVAJO COUNTY Sec. 15 Tucker Mesa 7.5' Toltec Divide Former ~roductionfor cement, plaster, agri - cultural purposes, a1 a- baster-gypsum beds over- lain by Moenkopi shale in Triassic age. Sec. 9 Snowflake7.5' Snowfl ake Gypsum in Triassic 13N,21E Quarry Moenkopi shale. Sec. 16 Holbrook 15' Woodruff Gypsum in Triassic 16N,22E Moenkopi shal e.

Sec. 18 Limestone Canyon Hop Canyon Gypsum in Permian 9N,20E N 7.5' Supai Formation.

Sec. 33 Show Low 15' Gypsum in Permain 9N,21E Supai Formation. Sec. 20 Cibecue 15' 8N, 19E Sec. 15 Winslow 15' Acme Cement Flat bedded gypsum 19N, 15E resting on red shale and over1ain by a green shale all probably of Permain age; gypsum approaches a1 abaster in fineness. Sec. 31 Show Low 15' Ft. Apache Gypsum and gypsiferous 9N,22E Gyps urn beds, 1-40 feet thick.

PIMA COUNTY Secs. Tucson North 7.5' Alamo Springs Past production, gypsum calcined for plaster, gypsum beds in clay, shale, sand- stone; Cenozoic? Secs. Rincon Valley 15' Vail Gypsum and gypsite 12 & 13 lenses in sediments. 16S, 16E Cenozoi c . GYPSUM

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------...... PIMA COUNTY ICONT.) Sec. 2 Twin Buttes 15' San Xavier Gypsum lenses in 17s,12E Permi an 1 imestone. Secs. Empire Mtns. 15' Empire Mtns. Irregul ar gypsum beds 19,28,29, in marl, limestone; 30,32,33 Permai n 17S,17E Secs. 3, 4&8 18S,17E Secs. Sahuarita 15' He1 vet i a Gypsum beds in 13 & 14 Epi tah dolomite; 18S,15E Permi an. Sec. 2 Twin Buttes 15' Twin Buttes 17S,12E No. 1

PINAL COUNTY Sec. 25 Winkelman 7.5' Winkelman 5S,15E Secs. Chri stmas 7.5' Ash Creek Gypsum in andesite 2 & 11 fl ows. 5S,16E Sec. 23 Saddle Mtn. 7.5' Crystal Cove White massive gypsum 6S,16E beds. Secs. Saddle Mtn. 7.5' Fe1 dman, Quarry, massive gypsum 26 & 27 Winkelman beds in Cenozoic lake 6S,16E Gypsum Pit sediments; processed into plaster board, agricultural appl i - cations. Secs. 26, Lookout Mtn. 7.5' Arizona Quarry; gypsum beds 35 & 36 Gypsum in Cenozoic 1 ake 6S,16E sediments, for agri cul tural use and cement retarder. Secs. Lookout Mtn. 7.5' Pinal Mammoth Past producer; gypsum 13 & 14 Gypsum interbedded with silt; 7S,16E gypsum used for agri- cul tural purposes. Secs. Lookout Mtn. 7.5' Garcia Gypsum Past production; agri- 10 & 14 cul tural use, gypsum 7S916E beds in lake sediments. GYPSUM

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... YAVAPAI COUNTY ICONT.) Sec. 16 Camp Verde 7.5' Verde River Di atomi te beds inter- 13N, 5E Deposit bedded with gypsum, clays, and 1imestone.

YUMA COUNTY Sec. 24 CastleDomeMts. CastleDome Gypsum occurrence 4S,19W 15' Gypsum reported. LIMESTONE - DOLOMITE ( INCLUDING SOME MARBLE)

LOCAT ION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------APACHE COUNTY Sec. 33 Dinnehotso 7.5, Dinnehotso Limestone lenses within 40N,23E Navajo sandstone.

2-3 Mi. Mexican Water 7.5' Chinle Wash Limestone interbedded NW of with Navajo sandstone. Chinle Wash Bridge

1 Mi S Mexican Water 7.5' Chinle Wash Cherty limestone of Chinle outcrops. Wash Bridge

COCHISE COUNTY Sec. 24 Tombstone 7.5' Tombstone Massi ve do1 omi tic 20S, 22E 1imestone -shale in Naco format ion.

Secs. Cochi se Head 15' Cochi se Marble Dolomi tic marble in 28 & 29 Escabrosa 1imestone. 16S,30E

Sec. 10 Cochise 15' Ligier Marble Producer of marble 16S,23E Quarries AKA: and slate. Dragoon Marble Metamorphosed upper Quarries. paleozoic limestone.

Sec. 22 Nicksville 7.5' Corbett Marble Past producer of 23S,21E Quarry marbl e. Metamorphosed upper pal eozoic 1imestone.

Sec. 17 Bisbee 7.5' Yakima Dolomite in upper 23S, 24E ha1 f of Martin limestone. Black-grey dolomite with silica.

Sec. 36 Sunnyside 15' Stump Canyon Escabrosa limestone 23S, 20E and marble.

Sec. 7 Paul Spur 7.5' Paul's Lime Active producer of 24S, 26E Quarry 1ime, metallurgical uses and food processing. Mural limestone.

Sec. 14 Bisbee SE 7.5' Bisbes SE No.1 Dolomitic limestone, 24S, 25E Martin formation.

Secs. Dragoon 15' Centurion Do1 omi tic marbl e. 12 & 13 Prospect 16S, 22E LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE) LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS --...... ------COCHISE COUNTY JCONT.) Secs. Cochise Head 15' Whitetail Marble in Escabrosa 28 & 29 Canyon, AKA: 1imestone-dolomi te. 16S,30E Cochi se Marbl e

Sec. 20 Cochise Head 15' Pavanazzo & Past production of 15S,29E Pentel icus do1omit i c marbl e. Quarries.

Sec. 4 Dragoon 15' Marmobel 1o Mine Active and/or past 16S, 23E producer.

COCONINO COUNTY 1 mile Goldtooth 7.5' Limestone lenses in SW of Navajo sandstone. Go1 dtooth

8 miles Shonto 7.5' Bl uish -gray 1imestone NW of lenses in Navajo Tonal ea sandstone.

1/4 mile Cow Springs 7.5' Limestone lenses in W of Navajo sandstone in Cow Springs Jurassic Formation. Secs. Sunset Crater Humphrey Peak White 1imestone and 20 & 29 West 7.5' No. 1 marble in Redwall 22N, 7E Formation.

Sec. 25 Flagstaff East Winona No. 1 Kaibab 1imstone in 21N, 8E 7.5' Permian Formation.

Secs. Flagstaff West Kaibab 1imstone in Permian Formation.

Secs. Tusayan West 7.5' Anita Limestone breccia 20 & 29 and fragments in 29N, 2E Red Butte 7.5' base metal mineral i zed breccia pipe.

GILA COUNTY Secs. 31, Picture Mtn. 7.5' Chalk Mtn. Area Limestone. 32 & 34 Grantham-Withers 9N,llE Property

Sec. 24 Globe 7.5' Limestone Naco limestone in lN, 15E Quarry Pennsyl vani an form- ation, LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE)

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------GILA COUNTY ICONT.) Secs. Beckers Butte 7.5' Flying V Canyon Kai bab and Ft Apache 17 & 20 limestone in Permian 5N,18E formation. (proj. Secs. Forks Butte 7.5' Horse Mesa Naco limestone in 27 & 28 Pennsyvani an 4.5N721E formation. Secs. Globe 7.5' Hoopes Lime Past producer of 9 & 10 Pit, Moore limestone for lime IN,15E and metallurgical f 1 ux produced from Escabrosa limestone in Mississippian formation.

Sec. 11 Hayden 7.5' Hayden Quarry Active quarry, lime 5S,15E and metall. flux produced from Escabrosa 1 imestone in Mississippian format i on. Sec. 27 El Capitan 7.5' Swan Property 2S,15E

GREENLEE COUNTY Sec. 33 Clifton 15' Morenci Quarry Past production, 3S, 29E Modoc limestone in Mississippian Formati on for smel ter fl ux. Sec. 15 Clifton 15' Bl ue-grey Modoc 4S,29E 1 imestone, do1 omi te and quartzite. Sec. 27 Clifton 15' Limestone-dolomite 4S729E in Modoc Formation. Sec. 21 York Valley 15' Ice1 and Spar Calcite vein in volcanic 6S731E rock. Some may meet optical requirements. LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE) LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------LA PAZ COUNTY Set. 1 Swansea 15' Arizona Schist containing 8N, 16W Midway Mine limestone bands. Limited exposures of varicolored marble bounded by schist.

Sec. 3 Swansea 15' Battleship Dolomi tic 1imestone. 8N, 15W Peak Sec. 18 Gladden 15' Blue Tank Do1omi tic marbl e. 5N, 10kI Canyon Sec, 16 Lone Mtn. 15' Bracken Marbl e Marble deposit. 5N, llW Claims Sec. 35 Swansea 15' Buckskin Mtns. Coarse crystalline ION, 16W 1imestone and marbl e . Sec.1 Swansea15' Chisholm Claims Varicolored marble. 8N, 16W Orange red to brown red is most common. Green, red and white marble also noted. Sec. 23 Quartzsite 15' Grace 1 and 2 Limestone and marble 4N, 18W deposit.

Sec. 30 Lone Mtn. 15' Harquahal a Past production of 5N,llW Gypsum Mine, white limestone, Harquahal a marble and gypsum. Mtns., Desert Mtn. Gypsum

Sec. 27 Hope 15' Martin Peak Dolomitic 1 imestone. 4N, 13W Area

Sec. 6 Swansea 15' Pl anet (New Past product ion of llN, 16W Plant) Mine limestone used locally for metal - lurgical flux at copper smel ter.

Sec. 5 Hope 15' Thompson Do1omi te occurrence. 4N, 12W Group

Sec. 8 Bouse 15' Townsend Marble Past production of 7N, 17W Claims "bl ood-red" marbl e from deposit of locally metamor- phosed limestone for decorative purposes. LIMESTONE - DOLOMITE ( INCLUDING SOME MARBLE) LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... -LA -PAZ COUNTY (CONT.) Sec. 9 Gladden15' White Marble White marble with 5N,llW Group, Marble lesser local occur- Mine, Amber rences of pink marble. Metamorphosed Pal eo- zoic limestone. Past production of white marble for roofing granules, fillers, and terrazzo.

MARICOPA COUNTY Sec. 2 Vulture Mtns 15' Cal site, Dolomitic marble. 6N,5W Banker Lime Sec. 17 Lone Mtn. 15' Law Claims, Do1omit i c marbl e. 4N, 10W Freeze Tail

Sec. 15 Wildcat Hill 7.5' White Ledge Dolomitic marble. 6N, 5E Property

Sec. 19 Cave Creek 7.5' Lone Mtn. Past production, 6N,5E Group, White stucco filler, from Eagle Mine Terti ary do1omit i c limestone.

Sec. 6 Lone Mtn. 15' Rainbow, Pal eozoi c/Mesozoi c

I 4N,10W Copper Penny, 1imestone-do1 omi tes Norps Group at base/preci ous metal vein deposit.

Sec. 4 Garfias Mtn. 7.5' Sam Group Calcite veins and 6N,2W stringers with quartz.

Sec. 29 Lone Mtn. 15' Snowball, Snow- Past production for 5N, 10W ball -Mono1i th cement flux, fluorspar lenses and veins in faul ted 1imestone cut by felsite dikes.

Sec. 29 Big Horn Mtns. Victory # 1&2, Calcite and quartz 5N,9W 15' Gall agher & gangue manganese Flynn, Black veins in granite. Warrior

Sec. 20 Aguila 15' Val ley-View, Manganese ores with 5N, 8W Yarnell, Prieta fluorite, barite, Chinda, Wheeler black calcite, and Claims, Man- chal cedony in ganese Develop- andesite breccia. ment LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE) LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------#------.------MARICOPA COUNTY / CONT . 1 Sec. 25 Lone Mtn. 15' Webb Claims Calcite gangue- - with manganese minerali- zation in two fracture zones in andesitic lava.

MOHAVE COUNTY W 1/2 Iceberg Canyon 15' Tassai Ridge Dolomitic limestone. 32N, 16W

Secs. Peach Springs 7.5' Peak Springs Flat-lying Mississipian 19 & 30 Area Redwall do1omi te. 25N, 10W Sec. I8 Artillery Peak 15' Oversight Calcite as gangue in llN,13W manganese deposits. Sec. 12 Williams 7.5' Shipley Pit Dolomite used for 24N,llW rai1 road bal ast. Sec. 29 Artillery Peak 15' Silverfield Limestone pods in llN, 14W schist. Some pods con- tain precious and base metal rep1acement deposits. E1/2 Wikieup 7.5' Big Sandy Bedded limestone, 16N, 13W Formati on light brown or light NW green, thin to thick 15N, 12W bedded and commonly vuggy and wavy bedded.

Sec. 7 Valentine 7.5' Bl ue Daisy Faul ted 1imestone con- 23N, 13W taining fluorspar deposit.

Sec. 21 Grand Gulch Bench Grand Gulch, Copper and silver min- 34N,14W 7.5' Adams Patented erali zation in 1ime - stone.

Sec. 21 Castaneda Hills 15' Mesa Manganese Paleozoic limestone, llN,15W inpart mineralized with manganese.

Sec. 6 Artillery Peak 15' Black Diamond Calcite gangue in llN, 12W manganese deposit.

Sec. 36 Artillery Peak 15' Last Chance Calcite gangue in 12N, 14W manganese deposit. LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE) LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------MOHAVE COUNTY [CONT.) Sec. 1 Artillery Peak 15' Black Jack Calcite and barite llN, 13W Group gangue mi neral s wi th mangani ferous materi a1 a1 ong faul t zone. Sec. 3 Chloride 7.5' Johnny Bull, Calcite and quartz 23N, 18W Silver Knight gangue in base and Claims precious metal deposit. Sec. 21 Senator Mtn. 15' Lucky 44 Calcite and selenite 30N, 20W crystallization abun- dant in 1 acustrine deposits of inter- bedded bentonitic clay, opalitic silica and fluvial sandy conglo- merate. Carnol i te and uranophane as surface coati ng on beddi ng pl anes. Sec. 31 Artillery Peak 15' Maggie Calcite gangue in 12N, 13W manganese deposit. Sec. 13 Kaiser Spring 7.5' Magnesite Variable and discon- 14N, l1W Deposit tinuous beds of mag- nesite formed by leaching of CaO from dolomite. Deposits of probably Tertiary age also contain dolomi te and 1 imestone. Sec. 18 Artillery Peak 15' Oversight Calcite gangue in llN, 13W manganese deposit. Sec. 6 Oatman 7.5' Navy Group White and gray 19N, 20W crystal 1ine cal cite with green and red fl uori te in precious metal vein deposit in granite porphyry. Sec. 36 Artillery Peak 15' Polianite, Black and white cal- 12N, 14W Tate Manganese cite with small amounts of barite with manganese in narrow lenticular shoots a1 ong para1 1 el fracture cutting Sandtrap con- gl omerate. LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE) LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... MOHAVE COUNTY (CONT. ) Sec. 36 Artillery Peak 15' Lone Star Calcite in a manganese 12N, 14W deposit in a basalt flow.

Sec. 31 Artillery Peak 15' Rudy Group, Calcite gangue in 12N, 13W Nigger Boy manganese deposit. Sec. 1 Artillery Peak 15' Shannon Calcite gangue in llN,14W manganese deposit. Sec. 20 Oatman 7.5' Vivian, Jacks Crystal1ine dark cal- 19N, 20W shaft, Leland- cite gangue in precious Mitchell -Vivian metal vein deposits. Group, Oro Fino Group

Sec. 24 Oatman 7.5' Meal s Ledge, Go1 d bearing calcite 20N, 21W W. H. Meals vein.

NAVAJO COUNTY Secs. 5, Cibecue 15' Cedar Mesa Tank Pennsl yvani an Fossi 1 - i ferous 1 imestone.

Sec. 22 Show Low 15' East Fought Permi an l imestone 8N, 22E Ridge over1ai n by sandstone.

Sec. 23 Show Low 15' West Fought Permi an Kai bab 1 imestone 8N,22E Ridge in outcrops.

Sec. 27 Shonto 7.5' Shonto Area Bl uish -grey 1 imestone 36N, 15E bed, interbedded sand- stone.

2.3 mi. Agathla Peak 15' N. of Kayenta

PIMA COUNTY Sec. 26 Avra 7.5' Twin Peaks Past producer. Naco 12S,llE Quarry limestone (Penn- Permian) used for making cement.

Secs. Corona De Tucson Santa Rita Past producer, 11 & 14 7.5' Limestone Escabrosa 1imestone 18S, 15E Quarry in Mississippian formation used for lime products. LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE)

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------PIMA COUNTY ICONT.) Secs. Rincon Val ley 15' Aqua Verde Epitah dolomite and 17 & 18 Colina limestone. 16S, 17E Permi an

Sec. 30 Empire Mtns. 15' Andrada Marble Past producer. 17S, 17E Quarry Do1omi tic-1imestone in Mississippian form- ation processed for roofing granules, feed additives, and plaster flux. Sec. 21 Empire Mtns. 15' Serasio, Do1 omi tic marbl e. 17S, 16E Bl owout Marbl e

Sec. 19 Empire Mtns. 15' Burris Marbl e, Do1omi tic marbl e. 17S, 17E Hami 11 Marbl e

Sec. 27 Empire Mtns. 15' Empire Mtns. Limestone. 17S, 16E

Sec. 14 Twin Buttes 15' Jay Jay Claims Marble. 18S,llE

Sec. 19 Palo Alto Ranch Marble Top Escabrosa limestone. 18S,llE 15' Mississippian

Sec. 7 Kino Peak 15' Lime Hill Mississippian- - 14S,6W Devonian limestone.

Sec. 19 Pal o A1 to Ranch White Hope Limestone and marb- 18S,llE 15' Quarry lized limestone. Marble is typically fine grained and jointed. Zone of high calcium car- bonate rocks are separated by zones of dolomite.

Sec. 4 CatMtn. 7.5' Snyder Hill Limestone deposit. 15S, 12E Limestone Deposit

Sec. 30 Empire Mtn. 15' SimonsMarble Whitemarblewith 17S, 17E some 1imestone.

Sec. 15 Twin Buttes 15' Catal ina Marble White marble used in llS,13E Quarry plaster, crushed stone, and "white sand". LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE) LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... ------PIMA COUNTY (CONT.) Sec. 19 Empire Mtn. 15' Empire Mtn. 17S, 17E No. 5

Sec. 29 Empire Mtn. 15' Empire Mtn. 17S,17E No. 3

Sec. 30 Empire Mtn. 15' Empire Mtn. 17S, 17E No. 2

Sec. 19 Empire Mtn. 15' Echo Group 17S, 17E Sec. 25 Silver Be1 1 Happy Jack Pal ezoi c 1 imestone 12S,8E Peak 15' and do1omi te.

PINAL COUNTY Sec. 36 Superior 7.5' Superi or Dolomite in Martin IS, 12E Form. Devoni an.

Sec. 7 Gila Butte SE Sacaton Mtns. Devonian limestone. 5S, 6E 7.5' Sec. 29 Peppersauce 7.5' San Manuel Past producer of 9S, 17E Limestone limestone and silica for metal 1urgical use in treating copper ores.

Sec. 19 Peppersauce Wash Black Hills Past producer. 10S,18E 7.5' Escabrosa 1imestone used for smelter flux. Mississippian.

Secs. 28, Campo Bonito 7.5' Santa Catal ina Escabrosa 1imestone. 33 & 34 Mtns. Mississippian. 10S, 16E

Sec. 32 Campo Bonito 7.5' San Manuel Lime Limestone mined for 10S, l7E Pit manufacture of lime used in treating copper ores.

Sec. 14 Sonora 7.5' Lime Pit Limestone mined for 3S, 13E manufacture of lime used in treating copper ores.

Sec. 33 Tortolita Mtn. 15' San Francisco Past producer of 10S, 13E Marble Quarry white marble for crushed stone and speci a1 ty sand. LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE)

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ---_------_--_------PINAL COUNTY (CONT. ) Sec. 33 Tortolita Mtns. Tortolita Mtns. White Escabrosa 10S,13E 15' 1 imestone and marble. Sec. 22 Picketpost Mtn. El Marmol Thick section of lS,llE 7.5' Cl aims, lower Mescal Superstition limestone cut by Secret Stone di abase. Co. Sec. 5 Lookout Mtn. 7.5' San Manuel Past producer of lime- 7S, 16E Limestone stone and silica for Quarry metallurgical use in treating copper ores. Sec. 7 Teapot Mtn. 7.5' Star of Arizona Naco limestone. Large 3S, 13E deposit of possible Secs. 1, economic interest 6 & 12 for production of 3S, 12E cement. Sec. 33 Tortolita Mtn. 15' San Francisco Past producer of 10S, 13E Marble Quarry white marble for crushed stone and specialty sand.

-SANTA -CRUZ COUNTY Sets. 29, Canelo Pass 7.5' Canela Hills Pal eozoi c 1imestone 30 & 33 bl ocks i nterbedded i n 22S, 18E welded tuff. Secs. 24 & 25 22S, 17E Sec. 15 Harshaw 7.5' Mowry Area Escabrosa (Miss.) 23S, 16E limestone. Sec. 13 Mt. Wrightson 15' Concha Permi an concha 1 ime- 20S, 13E stone. Secs. 18 & 19 20S, 14E Secs. Tubac 15' Amado Area Paleozoic white 1 ime- 8&9 stone. 20S, 12E

YAVAPAI COUNTY S1/2 Dolomitic Mississi- 22N, 6W ppian Redwall lime- stone. LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE) LOCAT ION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------YAVAPAI COUNTY (CONT.) Sec. 5 Paulden 15' Drake Active quarry, fresh 18N, 1W water in Tertiary Sec. 32 limestone, used for 19N, 1W smokestack scrubbing. Sec. 26 Nelson 7.5' Nelson Quarry Active quarry, Miss- 25N, 10W issippian Redwall limestone processed into hydrated 1 ime and quicklime. Secs. 25, Paulden 7.5' Upper Chino Past production. 26 & 27 Val 1 ey Mississippian Redwall 18N, 2W limestone and Devonian Martin lime- stone for lime manu- facture, Sec. 11 Munds Draw 7.5' Cl arkdal e Quarry, Mississippian 16N, 2E Quarry Redwall limestone processed for cement and sugar refining. Secs. Clarkdale 15' Perki nsvi 11e Past production, Miss- 31 & 32 issippian Redwall 18N, 2E limestone and dolo- mitic limestone. Turkey Canyon 15' Juniper Mtns. Mississippian-Devonian do1 omi tic 1 imestone, Sec. 34 Paulden 15' Abra Devonian Martin lime- 18N, 2W stone. Secs. Paulden 7.5' Limestone Mississippian Redwall 5&6 Canyon limestone. 19N, 1W See. 1 19N, 2W Sec. 31 Perkinsvil le 7.5' Storey Quarry Past product ion of 18N, 2E limestone from quarry in the Mississippian Redwall limestone. Production was used for lime manufacture and for metal 1 urgical flux.

Sec. 16 Munds Draw 7.5' . Limestone Limestone quarry. 16N, 2E Quarries, Divide LIMESTONE - DOLOMITE (INCLUDING SOME MARBLE)

LOCAT I ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... YAVAPAI COUNTY (CONT.) Sec. 28 Hell Point 7.5' Hell Point 4 Prospects in Redwall 18N, 1E limestone which yielded coarse cal - cite, cubes of galena and wul feni te and vanadini te crystal s. Sec. 36 Yarnell 7.5' Uranus, Mi zpah, Purpl e fluori te with ION, 5W Total Wreck, feldspar, calcite, Planet Saturn, pyrite and uranium Nest Egg, Ter- mineralization in mi nal , He1 en vein like deposit. Morris, Mizpah Total Wreck Sec. 1 Paulden 7.5' Apache Lime- Redwall and Mart i n 18N, 2W stone limestone of high lime and low magnesia content. Sec. 13 Sam Powell Peak Iron City High lime content in 8N, 5W 7.5' iron rich precious metal vein deposit. Sec. 22 Bloody Basin 7.5' Marble Mine, Past producer of ION, 5E White Castle marble or onyx. White marble crushed for decorative uses and filler. Sec. 3 Clarkdale 7.5' Phoenix Cement Limestone deposit held 16N, 2E Co. Claims for future reserves for cement manufacture.

YUMA COUNTY Sec. 15 Fortuna 7.5' Marble Gully White crystalline 8S,21W marbl e, greeni sh banded marble, and greeni sh marbl e banded with quartz. MAGNESITE-BRUCITE LOCATION OUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------MOHAVE COUNTY Sec. 8 Oatman 7.5' Mag Group Brucite beds in sedi- 19N, 20W mentary beds (Miocene) overl ain by andesi te. Sec. 17 Oatman 7.5' Midnight Group White bruci te layers 19N,20W over1ain by andesi te. Secs. 17, Oatman 7.5' White House Past production of 18 & 20 Group, Martin brucite. 19N, 20W Sec. 25 Oatman 7.5' Moss Wash Group Brucite layers in 20N,21W volcanics.

Sec. 13 Kaiser Spring 7.5' Magnesite Vari able and discon- 14N, llW Deposit tinuous beds of mag- nesi te formed by leaching of CaO from dolomite; deposits of probably Tertiary age also contain dolomite and limestone. MICA

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------COCHISE COUNTY Sec. 23 Cochise Head 15' Beryl Hill & Feldspar, beryl , mica 14S,28E Live Oak and quartz in Prospects pegmatite; past producer of beryl. Sec. 25 Fairbank7.5' Char1 eston Lead Past production of 20S,21E Mine. scrap mica, serici te AKA: Wool rey, bodies in faulted Brother George, volcanic rocks. Mary Jo Group

GRAHAM COUNTY Sec. 25 Blue Jay Peak 7.5' Snowrock Claims Muscovite in pegmatite 8S,22E with quartz and feldspar. Sec. 10 Webb Peak 7.5' Twilight and Mica and scattered 9S,23E Grey Groups beryl in pegmatite in granite. Sec, 33 Mt. Graham 7.5' Lost Goat Muscovite of possible 8S,25E sheet or punch quality in quartz or pegmatite dike.

--LA PAZ COUNTY Set. 6 Picacho 7.5' John Hummer Pegmatite dikes con- 4S,22W Mine taining mica, quartz and potash fel dspar . Sec. 8 Moon Mts. 7.5' Smith Sericite, Past production of 5N, 20W Lucky Chance scrap mica fl aky Group, Dome muscovite and sericite Rock Mtns Mica in quartz mica schists,

MARICOPA COUNTY Sec. 16 Red Picacho 7.5' Morning Star Past production K-spar; 7N,3W muscovite flakes and books; feldspar in pegmatite. Sec. 16 Mobile NE 7.5' Hightower Mica Past production of 3S,1E ground mica, muscov- ite books, sericite in pegmatite. Sec. 36 Buckeye 7.5' Estermill Group Muscovite books in 1S,3W schi st. MICA LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS

MARICOPA COUNTY (CONT.) Secs. 20 Buckeye 7.5' Buckeye Hills Sericite mica in gneiss 29 & 32 Mica with pegmatites; used 1S,3W for paints and roofing materi a1 s.

Sec. 5 Garfias Mtn 7.5' Big Reef Mine Past production of 6N,2W scrap mica; muscovite books in pegmatite.

Sec. 31 Buckeye 7.5' Arrowhead, Mica in pegmatite. 1S,3W Faith In You Group, Rusty Point, Sunset, Chicki sow

Sec. 5 Buckeye7.5' Balanced Rock Mica and feldspar in 2S, 3W granite.

Sec. 20 McDowell Peak 7.5' Brown Claims Sericite schist. 4N,5E

Sec. 2 Montezuma Peak 7.5' Crusher Mica Muscovite mica in 3S, 1E Quarry pegmatite; small past production of scrap and flake mica. Sec. 20 Buckeye 7.5' Elder, Ofie Mica schist (sericite). 1S,3W Homba Claims

Sec. 24 Montezuma Peak Frost Mica in pegmatite. 3S, 1E 7.5'

Sec. 23 Red Picacho 7.5' Hertz, Pegmatite with 7N,3W Weatherman Mica muscovite mica, feldspar and quartz.

Sec. 17 Vulture Mtns 15' Lucky Mica, Muscovite mica in 6N,5W Fortner & Boyd complex pegmatite. Lithium Sec. 14 Vulture Mtns 15' Lucky Mica No information - 6N,5W Claims 1-2, possibly part of Quartz X1, Lucky Mica Property.

Sec. 18 Cotton Center 7.5' Maricopa Mica, Muscovite mica in 3S, 4W Lemon Mica quartz-mica pegmatite; approximately 200 tons of 15% mica ore produced for test; primarily scrap mica; books rarely exceed 1" +h diameter. MICA

LOCATI ON QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... MARICOPA COUNTY (CONT.) Sec. 23 Red Picacho 7.5' Mica Peer Muscovite mica in pegmatite; reportedly pegmatite contains 50% mica. Sec. 8 Lone Butte 7.5' Muscovite No data. 1S,3E Placer - Pat. 2964 Sec. 27 New River 7.5' Murray Hydro-sericite 7N,2E . Sericite & derived from the Tuff weathering of sericite schist overlain by volcanic tuff originally deposited in a lake. Sec. 8 RenoPass7.5' Oneida, Ward Serici te mica 7N, 9E Group schists, locally impregnated with cinnabar. Sec. 13 Sunnysl ope 7.5' Seal rock Group Mica schist occur- 2N,3E rence with quartz stringers; past product i on of small amount of kyani te possible. Sec. 12 Cotton Center 7.5' Stockton Claim, Muscovite mica in 4S,5W Arlene, Mint, pegmatites. Treasure Sec. 15 Hassayampa 7.5' Striped Mtn Mica, quartz, feld- 2S, 4W Cl aims spar in poorly zoned pegmatites with accessory garnets in granite. Sec. 16 Red Picacho 7.5' North Morning Mica in pegmatite 7N,3W Star with lithium mi neral s. Sec. 16 Red Picacho 7.5' Sunset Muscovite, K-spar 7N,3W and quartz in pegmatite in schist. Sec. 36 Montezuma Peak Sylvania Mica Muscovite books in 2S, 1E 7.5' pegmatite; small amount of "sheet" or "punch" grade mica produced in past. MICA

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... MARICOPA COUNTY ICONT.) Sec. 27 New River 7.5' White Star Serici te mica 7N,2E associated with pegmatites.

Sec. 33 Montezuma Peak 7.5' Mackenzie Muscovite mica 2S, 1E Copper Prospect in unzoned pegmati tes.

MOHAVE COUNTY Sec. 27 Virgin Peak 15' Hummi ngbi rd Past production of 38N, 16W Group scra~mica; muscovite books, feldspar, seri - cite in pegmatite with- in schists.

Sec. 24 Kingman SE 7.5' Mica Ace Muscovite in pegmatite. 19N, 17W

Sec. 26 Garnet Mtn. 15' M & P Claims Past producti on of 28N, 17W sheet mica; flawed mus- covite books, potassium feldspar quartz in peg- matite.

Sec. 10 Dean Peak 7.5' Mica Giant Past production sheet 19N, 15W Mine and scrap mica; musco- vite books in pegmatite.

Sec. 16 Dean Peak 7.5' Mica Hill Past production, scrap 19N, 15W (Merlo) Mine and sheet mica. (Probably part of Mica Giant)

Virgin Peak 15' Bachmann Mica, Muscovite mica in 0.K. Bachmann pegmatites.

Senator Mtn. 15' Muscovite Mica Simp1 e unzoned pegmati te with coarse muscovite mica, feldspar and quartz.

Sec. 1 Cedar Basin 7.5' Rare Metals, Muscovite mica with 16N, 12W Wa1 dren Mini ng microcl ine, quartz, Co. garnet, and other minerals in complex pegmatite. MICA

LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------...... MOHAVE COUNTY (CONT.) Sec. 24 Garnet Mtn. 15' White Cap Biotite mica in gran- 28N, 17W ite pegmatite dike about 20 feet wide: also contains feld: spar, quartz, horn- blende , euxeni te, beryl and other ura- ni um mi neral s. Sec, 30 Cedar Basin 7.5' Williams Fine grained scaly 16.5N,llW Tungsten, masses of pale green Wothree muscovite or sericite adjacent to vein walls in tungsten bearing quartz vein.

PIMA COUNTY Secs. Ajo 15' San Antonio Past production, 2 & 11 Mine flake and ground 13S, 7W mica for drilling mud and roofing materi a1 , llS,8E Vaca Hills 15' Tinker Bell, Pegmatite containing J&D mica and quartz, Sec. 6 KinoPeak15' Growler Mica Mica in pegmatite. 14S,6W

PINAL COUNTY Sec* 19 Montezuma Peak Butterfly Muscovite books, 2S, 2E 7.5' Mtn. Area quartz in pegmatite.

Sec, 23 Pima Butte 7.5' North Spur Flaky muscovite, feld- 3S, 3E of Pima Butte spar, quartz in peg- matite within schist.

Secs. Enid 7.5' Eastern Past production of 7&8 Estrel la Mtns. sheet and scrap mica, 4S, 2E muscovite books in pegmatite, sericite in schist.

Sec. 5 Ninetysix Hills Tucson Mica Pegmatites containing 8S,13E 7.5' Property mica, quartz and feld- spar; past producer of mi ca, MICA LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... PINAL COUNTY ICONT.) Sec. 2 BlackMountain B M Group, Zoned simp1e pegmatite 7S,13E 7.5' Darlene A containing feldspar, Group mica and quartz.

YAVAPAI COUNTY Sec. 29 Copperopolis 7.5' Queen of Mica Past producti on of muscovite, pegmatite within schist con- taining feldspar and quartz.

Sec. 10 Bagdad 15' Big Strike Large mica schist 14N, 9W Mica, Space deposit containing Age Mica lenses of nearly pure muscovite and biotite mica.

Sec. 21 Flores 7.5' Burchfi eld Books of mica in peg- 8N, 5W Feldspar matite dike.

Sec. 34 Weaver Peak 7.5' Dixie Queen Past production of 12N, 5W scrap mica from pegmatite.

Sec. 19 Crown King 7.5' Black Magic Past production, mus- ION, 1E Mine covite books in pegma tite.

Secs. Morgan Butte 7.5' Long Dike Muscovite, quartz in 30 & 31 Red Picacho 7.5' Mine pegmatites, past pro- 8N, 2W duction of scrap mica.

Sec. 31 Red Picacho 7.5' New Lookout Muscovite, quartz 8N, 2W pods, perthite in pegmatites.

Sec. 26 Peeples Val ley Berrier Claims Past production, mus- 11N, 4W 7.5' covite books in peg- matite~within schist.

Sec. 8 Garfias Mt. 7.5' Big Reef, Past production of 7N, 2W Green Dragon scrap muscovite mica from partia1 ly zoned pegmatites.

Sec. 19 Crown King 7.5' Black Magic Past production of ION, 1E small quantity of scrap mica.

Sec. 24 Camp Wood 15' Camp Wood Pegmatite containing 17N, 6W mica. MICA

LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------YAVAPAI COUNTY (CONT.) Sec. 26 Crown King 7.5' Kale Group Mica in pegmatite.

ION, 1W ,h

Sec. 32 Sam Powell Peak Krueger, Mica in pegmatites. 9N,4W 7.5' Marine Placers

Sec. 28 Battle Flat 7.5' Last Found Muscovite mica in 11N, 1E small , irregul ar unzoned simple peg- mat ites.

Sec. 30 Red Picacho 7.5' Lone Giant Scattered muscovite 8N, 2W mica in the core zone of a well zoned lithium - beryllium - columbium bearing peg- matite.

Sec. 28 Columbia 7*5' Long Day Peg- Muscovite in unzoned 9N, 1W matite simp1e pegmatite.

Sec. 3 Red Picacho 7.5' Outpost, Out- Complex pegmatite con- 7N, 3W post Extension taining muscovite mica, quartz, sodium feld- spar, beryl and bis- muth minerals.

Sec. 30 Morgan Butte 7.5' Long Dike Past production of 8N, 2W muscovite mica.

Sec. 9 Red Picacho 7.5' Lower Jumbo Muscovite mica in 7N, 3W lithium pegmatite.

Sec. 26 Crown King 7.5' Lukes Hoist Simple poorly zoned ION, 1W Area pegmatites containing muscovite mica.

Sec. 7 BlackCanyonCity MicaMule, Muscovite mica in a 8N, 2E 7.5' Silver Mica swarm of pegmatite dikes; incl udes small zones containing up to 70% mica; past production only on a tri a1 basi s.

Sec. 34 Weaver Peak 7.5' Monte Cristo, Muscovite and sericite 12N, 5W Dixie Queen mica in zoned peg- matite dike containing feldspar, quartz and beryl. MICA

LOCATI ON OUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... YAVAPAI COUNTY JCONT.1 Sec. 6 Crown King 7.5' Muscovite Mine, Past production of ION, 1E B.A.R.R. 4 muscovite mica from Mica, Vasser poorly zoned pegmatite Mica dike.

Sec. 22 Arrastra Mtn NE New Hope, Good Minor muscovite mica 13N,10W 7.5' Luck, Russell inasimplepegmatite. Tungsten

Sec. 31 Red Picacho 7.5' New Lookout Muscovite mica in 8N, 2W pegmati tes. Sec. 29 Copperopol is 7.5' Queen of Mica Muscovite mica in 9N, IW quartz-feldspar peg- matite~;mica is primarily scrap with some punch and sheet mica recoverabl e by careful cobbing.

Sec. 10 Red Picacho 7.5' Picacho View Muscovite mica in 7N, 3W zoned pegmatite.

Sec. 3 Red Picacho 7.5' Outpost, Out- Complex pegmatite con- 7N, 3W post Extension taining muscovite mica quartz, sodium feld- spar, beryl, bismuth mineral s. Sec. 21 Weaver Peak 7.5' Peeples Valley Past production of 12N, 5W scrap muscovite mica from a lenticular mass of quartz-feld- spar pegmatite in coarse-grained granite.

Sec. 10 Bagdad 15' Space Age Muscovite and biotite 14N, 9W Mica, Richard schist. Jonathon 1-3

Sec. 20 Garfias Mt. 7.5' Shamrock Mng. & Mica, feldspar, quartz, 7N, 2W tourmaline, pyrite and uranium mineral s in pegmatite.

Sec. 9 Copperopolis7.5' Silverside, Micaceous schist 8N, 2W Mayfl ower deposit.

Sec. 10 Red Picacho 7.5' Sunri se Pegmatite containing 7N, 3W muscovite mica and rare metals. MICA

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------YUMA COUNTY Sec. 22 Fortuna Mine 7.5' Montgomery Quartz-feldspar - lOS, 20W kaolin aggregate rich in mica; muscovite mica forms thin books.

Sec, 11 Kofa Butte 15' Schullenbacker Mica with quartz and 2S, 17W Mica Mines feldspar in pegmatite in schist; mica breaks into clean sheets.

Sec. 22 Fortuna Mine 7.5' Pool Mica Mine Partially zoned dike lOS, 20W containing muscovite mica.

Sec, 23 Fortuna Mine 7.5' Fortuna Muscovite mica and lOS, 20W Pegmatite samarskite in irregul ar pegmat ites in small intrusives of Laramide granite.

Sec, 36 Kofa Butte 15' Kofa Butte Mica Muscovite reported. IS, 17W

Sec. 29 Cabeza Prieta Cabeza Prieta Black mica books in 12S, 15W Peak 15' Mts. Mica pegmatite cutting granite.

Sec. 15 Fortuna Mine 7.5' Gila Mts. Mica Flaky muscovite, lOS, 20W sericite in pegmatites cutting schists. PERLITE LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------GILA COUNTY Secs. Hayden 7.5' London Arinona Per1 ite occurrence. 27 & 28 Consol idated 4S, 15E

GRAHAM COUNTY Sec. 8 Safford 15' Gila Mtns. An approximate 1ocation; 6N, 27E no additional informati on.

Sec. 28 Guthrie 15' Haigl er Claims Past production, 6S, 29E pumicite and perlite with zeolitized volcanic ash used for "cinder" blocks and 1ightweight aggregates.

GREENLEE COUNTY S 1/2 Dutch Blue Rousensock Perlite, pumice in 1N,30E Creek7.5' Creek quartz latite and rhyoli te. Sec. 10 Clifton 15' Granville Area Gray to black 3S, 29E per1i te and agglomerate.

MARICOPA COUNTY Sec. 17 Aguila 15' Black Butte Perlite occurrence. 6N,7W

Secs. Lone Mtn. 15' Big Horn Mtns. Perlite occurrence. 14 & 15 4N, 10W

Sec. 26 Hassayampa 7.5' Powers Butte Perlite occurrence. 1S,5W

See. 34 Big Horn Mtn 15' Beehive Claims Gray perli te; 5N, 8W reportedly "hard".

Sec. 18 Aguila 15' Protectio Large deposit of 5N,7W Claims perlite; some testing done.

Sec. 15 Aguila 15' White Perlite Large deposit of 5N, 8W perli te; some testing done.

Sec. 33 Big Horn Mts. 15' Perl ite Claims Bed of perl ite 5N, 8W between other bedded vol canic rocks. PERLITE

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS

-- -- MOHAVE COUNTY Sec. 31 Grasshopper Jct. Black Mtns. Per1 i te. 24N,20W NW 7.5' Sec. 31 Grasshopper Jct. Middle Black Perlite outcrops. 23N,19W NW 7.5' Mtns. Sec. 2 Burns Spring Perlite masses with 22N,20W 7.5' latite in volcanic breccia over1 ai n by tuff Sec. 14 Union Pass 15' Union Pass Perlitic outcrops. 21N,20W Area Secs. Yucca 7.5' Perlite 1, Past production for 27 & 35 Southern Bl ack fi 11ers and expanded 17N, 18W Mtns., Haviland for insulation; per- Area 1 ite lenses inter- mixed with latite. Sec. 20 Yucca 7.5' Per1 i te Perlite outcrops. 16.5N, 18W Sec. 9 Topock 15' Franconia Mill Large deposit of 16N, 19W white to gray perlite.

PIMA COUNTY Secs. 7, Arivaca 15' Cerro Colo- Gray-pinkish per1 i te 17 & 18 & Tubac 15' rado Mtns. in rhyolite vitrophyre. 20S,llE

PINAL COUNTY Secs. Pi cketpost Mtn. Mary Ann Mine, Past producer; gl assy 8&9 7.5' Chemi-cote perlitic flows under- 2S,12E Mine lying rhyolite; used for soil conditioners, It.-wt. aggregate, plaster mix and expanded for use as insul ation materi a1 . Secs. Picketpost Mtn. Chicago Pit, Past producer; per1 i te 9&16 7.5' Old Cliff produced for fi 1ter ZS, 12E aid; same occurrence as Mary Ann Mine. Sec. 9 Superior 7.5' Adams Mine, Past production out- 2S, 12E Iberri Mine put for plaster mix, soil conditioner and light weight aggregate. PERLITE LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... PINAL COUNTY (CONT .I Secs. 7, Picketpost Mtn. Arnett and Perlite outcrops. 8&17 7.5' Telegraph ZS, 12E Canyons

Sec. 18 Picketpost Mtn. Picketpost Glassy per1i tic 2S,12E 7.5' Mtn. flows under1 ies glassy rhyolite and over1ies tuff and breccia.

E1/2 Silver Reef Mtn. Perlitic flows. 9S, 6E 15'

Sec. 15 Superior 7.5' Antone Claims "Dark" perli te. 2S, 12E

Sec. 9 Picketpost Mtn. Superior Per1i te and obsidi an 2S,12E 7.5' Obsidian, occurrence. Boyer Claims

Sec. 8 Picketpost Mtn. Apache Tears Perlite deposit con- 2S,12E 7.5' Deposi t taining "Apache Tears" gemstones; a variety of marekanite. Sec. 2 Picketpost Mtn. Driftwood, "Onion" per1i te 2S,llE 7.5' Dri ftwood Ext. deposit; past produc- tion for filter aid. Sec. 16 Picketpost Mtn. Cottonwood, Continuation of ZS,12E 7.5' Self Protection perlite deposits.

Sec. 12 Picketpost Mtn. Talley-Barnett "Onion" perlite 2S,12E 7.5' Claims deposit. Secs. 19, Picketpost Mtn. Snow White Gray, re1ati vely 20,29,30 7.5' massive perlite with lS, 12E little or no "onion" perl ite.

YAVAPAI COUNTY Sec. 33 Columbia 7.5' Willbanks Perlite occurrence. 8N, 1E Prospect PUMICE GROUP

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------APACHE COUNTY Sec. 11 Corn Creek East Fork Cinder cone. 5N,24E Plateau 7.5' White River Sec. 6 Springerville NW Cienega Draw Active cinder pit; 9N,28E 7.5' Cinder Deposit basalt cinders, scoria, used for concrete aggregates and roads. Sec. 29 Concho 7.5' Concho Spring Cinder deposit; quarry. 12N,26E Cinder Deposit Sec. 25 Ortega Mtn. 7.5' Dobbs Cutoff Cinder deposit; quarry. llN,24E Cinder Deposit Sec. 33 Springerville NW Carnero Creek Cinder deposit; quarry. 10N,28E 7.5' Cinder Deposit Sec. 35 Greens Peak 7.5' Sheep Springs Cinder deposit; quarry. 8N,26E Cinder Deposit Sec. 23 Springerville 7.5' Hiway Hill Cinder deposit; quarry. 10N,28E Cinder Deposit Sec. 34 Springerville NW Quemado Draw Cinder deposit; quarry. 10N,27E 7.5' Cinder Deposit Sec. 32 Whiting Knoll 7.5' Bare Cinder Cinder deposit; quarry. 10N,27E Deposi t Springerville NW Cerro Quemado Cinder deposit; quarry. 7.5' Cinder Deposit Sec. 18 Cerro Hueco 7.5' Mallory Draw Cinder deposit; quarry. ION,27E Cinder Deposit Sec. 16 Cerro Hueco 7.5' Cerro Montoso Cinder deposit; quarry. 10N,26E Cinder Deposit Sec. 15 Cerro Hueco 7.5' Radio Tower Cinder deposit; quarry. ION,26E Cinder Deposit Sec. 21 Boundary Butte 7.5' Serviceberry Cinder deposit; quarry. ION,25E Hill Cinder Deposit Sec. 10 Ortega Mtn. 7.5' Dobbins Knoll Cinder deposit; quarry. 10N,24E South Cinder Deposi t Sec. 13 Ortega Mtn. 7.5' Dog Bone Hill Cinder deposit; quarry. 10N,24E Cinder Deposit PUMICE GROUP LOCAT I ON QUADRANGLE -KNOWN -NAMES DESCRIPTION-COMMENTS ...... APACHE COUNTY (CONT.) Sec. 14 Ortega Mtn. 7.5' Ortega Draw Cinder deposit; quarry. ION,24E Cinder Deposit Sec. 7 Vernon 7.5' Vernon Cinder Cinder deposit; quarry. 10N,25E Deposi t

Sec. 8 Ortega Mtn. 7.5' Brown Creek Ci nder deposi t ; quarry. ION, 24E Cinder Deposit Sec. 3 Ortega Mtn. 7.5' Dobbins Knoll Cinder deposit; quarry. ION,24E Cinder Deposit Sec. 23 Spoonseller Mtn. Spoonseller Mtn. Cinder depos.it; quarry. 9N,24E 7.5' Cinder Deposit Sec. 5 Boundary Butte 7.5' Aniceto Spring Cinder deposit; quarry. 9N, 25E Cinder Deposi t Sec. 1 Whiting Knoll 7.5' HallsCinder Cinder deposit; quarry. 9N, 26E Depos i t Sec. 23 Whiting Knoll 7.5' Little Giant Cinder deposit; quarry. 9N,26E Cinder Deposit Sec. 35 Eagar 7.5' Mexican Hay Cinder deposit; quarry. 8N, 28E Cinder Deposit Sec. 35 Horseshoe Horseshoe Cinder deposit; quarry. 8N,25E Cienega 7.5' Cinder Deposit Sec. 30 Horseshoe Cinder Pit Mtn. Cinder deposit; quarry. 8N,26E Cienega 7.5' Cinder Deposit Sec. 36 Greer 7.5' Benny Cinder deposit; quarry. 8N,27E Cinder Deposit Sec. 2 Eagar 7.5' Coon Cinder Cinder deposit; quarry. 8N, 28E Deposi t

Sec. 13 Eagar 7.5' Big Ditch Cinder deposit; quarry. 8N, 28E Cinder Deposit Sec. 8 Loco Knoll 7.5' Loco Knoll Cinder deposit; quarry. 7N,31E Cinder Deposit Sec. 29 Horseshoe Cienega Shush Cinder Cinder deposit; quarry. 8N,25E 7.5' Deposi t Sec. 26 Big Lake 7.5 Ruad Knoll Cinder deposit; quarry. 7N, 28E Cinder Deposit PUMICE GROUP

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS

APACHE COUNTY (CONT.) Sec. 7 Horseshoe Cienega Sheep Cienega Cinder deposit; quarry. 7N,26E 7.5' Cinder Deposit Sec. 13 Horseshoe Cienega Ryan Cinder Cinder deposit; quarry. 7N,25E 7.5' Deposit Sec. 20 Big Lake 15' Su Knoll Cinder deposit; quarry. 6N, 28E CiSnder Deposit Sec. 19 Big Lake 15' Crescent Cinder deposit; quarry. 6N, 28E Cinder Deposit

Sec. 3 Nelson Reservoir Stone Creek Cinder deposit ; quarry. 7N,30E 7.5' Cinder Deposit Sec. 28 SpringervilleNW KidneyMountain Cinderdeposit; quarry. 10N,28E 7.5' Cinder Deposit

Sec. 27 Springerville Spri ngervi 11e Cinder deposit; quarry. 10N,28E 7.5' Cinder Deposit Sec. 22 Eagar 7.5' Round Mountain Cinder deposit; quarry. 8N, 29E Cinder Deposit Sec. 23 Greer 7.5' Lang Creek Cinder deposit; quarry. 8N,27E Cinder Deposit Sec. 30 Greens Peak 7.5' Fish Creek Cinder deposit; quarry. 8N,27E Cinder Deposit Sec. 36 Tolapai Spring Bl uebi rd We1 1 Pumici te. 21N.29E 7.5' Area Sec. 5 Ortega Mtn. 7.5' Bordshack Knoll Pumice occurrence. ION, 24E Pit Sec. 29 Dripping Water Padre Mesa Area Whitish-gray pumicite; 22N,26E Well 7.5' Bidahochi formation. Sec. 5 Ganado 7.5' Ganado Area White pumicite bed 26N,26E in rhyolite.

COCHISE COUNTY Sec. 27 Benson 7.5' Industri a1 White to grey fine Management Corp pumice. Pumi ce Sec. 34 Pedregosa Mtn 7.5' Pedregosa Vol cani c cinders. 21S,30E Mtn. No.1 PUMICE GROUP LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS COCH ISE COUNTY (CONT. ) Sec. 22 Pedregosa Mtn 7.5' Bernardino Scori a-vol canic 22S, 30E cinders.

Secs. College Peaks 15' Cinder Hill Past production of 8 & 17 Quarry volcanic and scoria 23S, 30E for 1ightweight aggregate.

COCONINO COUNTY Sec. 23 Cameron 15' Little Shadow Pumicite. 30N, 9E Mtn.

Sec. 33 Wupatki SW 7.5' Wupatki SW No. Cinder pit. 25N, 9E Cameron 15' 2 Borrow Pit

Sec. 15 Williams 15' Red Lake Cinder pit. 23N, 2E

NW 1/4 Mount Floyd 7.5' Mt. Floyd Pumici te. 23N, 4W Sec. 17 Wing Mountain 7.5' Larry's Store Cinder deposit; quarry. 22N, 6E Sec. 19 Sunset Crater Sugarloaf Peak Past production of 23N, 8E West 7.5' rhyolitic pumice used for pozzol an.

Sec. 27 White Horse White Horse Cinder pit. 24N, 6E Hills 7.5' Hills No. 1 Cinder Pit.

Sec. 10 O'Leary Peak 7.5' OtLeary Peak Rhyolitic pumice. 23N, 8E

Sec. 31 Sunset Crater Bosl ey Deposi t Decomposed rhyolitic 23N, 8E West 7.5' pumice. Secs.13, Sunset Crater More Sand and Production of white 14, 23, West 7.5' Moon Sand pumiceous rhyolite ash & 24 Sugar1oaf Mtn. used for pozzol an. 23N, 7E Area

Sec. 31 Roden Crater 7.5' Roden Crater Cinder cone. 24N, llE Secs. Cameron 15' Shadow Mtn. Vol cani c cinders , 18 & 19 past production for 30N, 9E road aggregate. PUMICE GROUP

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------COCON IN0 COUNTY 1CONT . 1 Secs. O'Leary Peak 7.5' Cedar Ridge Red cinders. 9 & 10 24N, 8E

Sec. 26 Williams 15' West Side Cinder pit. 22N, 2E

Sec. 15 Parks 7.5' North of Parks Cinder pit. 22N, 4E

Sec. 27 Parks 7.5' Parks Cinder pit; 22N, 4E volcanic cinders.

Secs. 7, Merriam Crater North and Cinder cones. 8, 17 & 7.5' South Sheba 18 Craters 22N, llE

Sec. 13 Bird Springs Bird Springs Pumicite. 22N,15E Wash 7.5' Wash Area (proj. Secs. Bill Williams Arizona Mine, Past production of 3&4 Mtn. 15' Old Williams, rhyolitic pumice for 21N, 2E Bill Williams buildingblocksand Pumice and red vol cani c cinders. Pumice No. 1

Secs. 5, Garland Prairie Volunteer Mtn. Cinder cones. 6,7 & 8 7.5' 21N, 5E

Secs. Flagstaff East Wildcat Hill Active cinder pit. 4&9 7.5' 21N, 8E

Secs. 4, O'Leary Peak 7.5' Robinson Crater Pumice sand; 9 & 10 Area sand pits. 23N, 8E

Secs. Winona 7.5' Darling Cinder Active cinder pit, 2 & 11 Pit used for cinder 21N, 9E blocks, aggregates and ballast.

Sec. 15 Bill Williams Sevier Flat Cinder pit. 21N, 2E Mtn. 15'

Sec. 14 Bill Williams Bill Williams Cinder pit. 20N, 2E Mtn. 15' No. 1 Cinder Pit PUMICE GROUP LOCAT I ON QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS

COCONINO COUNTY JCONT.1 Sec. 16 Bill Williams Perkins Knoll Cinder pit. 20N, 3E Mtn. 15' Secs. 2, O'Leary Peak 7.5' Deadman Wash Pumice and cinders. 3, 11 & Area 12 24N, 8E Sec. 12 Williams 15' Pit Tank Cinder pits. 22N, 2E Sec. 14 Bill Williams Bill Williams Cinder pits. 20N, 2E Mtn. 15' Mtn. No. 1 Cinder Pit Sec. 23 Bill Williams Hill 1 Cinder pit. 20N, 3E Mtn. 15' Sec. 10 Winona 7.5' Baker Pit Active cinder pit. 21N, 9E Secs. Winona 7.5' Wi nona Active cinder pit. 14 & 23 21N, 9E Sec. 32 Bill Williams Williams Cinder pit. 22N, 2E Mtn. 15' Sec. 3 Angel1 7.5' Angel1 No. 1 Volcanic cinders. 20N, 10E Cinder Pit Sec. 29 Happy Jack 7.5' Happy Jack Cinder deposit; quarry. 16N, 9E No. 1 Cinder Pit Sec. 28 Angell 7.5' Angel1 No. 2 Volcanic cinders. 21N, 10E Cinder Pit Sec. 15 Bellemont 7.5' Bellemont No. 1 Cinder deposit; quarry. 21N, 6E Cinder Pit Sec. 17 Bellemont 7.5' Bellemont No. 2 Cinder deposit; quarry. 21N, 6E Cinder Pit Sec. 18 Bellemont 7.5' Bellemont No. 3 Cinder deposit; quarry. 21N, 6E Cinder Pit Sec. 18 Bellemont 7.5' Bellemont No. 4 Cinder deposit; quarry. 21N, 6E Cinder Pit See. 33 Bellemont 7.5' Bellemont No. 5 Cinder deposit; quarry. PUMICE GROUP

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS 22N, 5E Cinder Pit ------COCONINO COUNTY [CONT.) Sec. 33 Bellemont 7.5' Bellemont No. 6 Cinder deposit; quarry. 22N, 5E Cinder Pit

Sec. 33 Bellemont 7.5' Bellemont No. 7 Cinder deposit; quarry. 22N, 5E Cinder Pit

Sec. 23 Bill Williams Bill Williams Cinder deposit; quarry. 20N, 2E Mtn. 15' Mtn. No. 2 Cinder Pit

Sec. 34 Bill Williams Bill Williams Cinderdeposit. quarry. 21N, 2E Mtn. 15' Mtn. No. 6 Cinder Pit

Sec. 35 Flagstaff West Flagstaff West Cinder deposit; quarry. 21N, 6E 7.5' No. 1 Cinder Pit

Sec. 30 Flagstaff West Flagstaff West Cinder deposit; quarry. 21N, 7E 7.5' No. 2 Cinder Pit

Sec. 35 Gar1 and Prairie Garland Prairie Cinder deposit; quarry. 22N, 4E 7.5' No. 1 Cinder Pit

Sec. 35 Garland Prairie Garland Prairie Cinder deposit; quarry. 21N, 5E 7.5' No. 2 Cinder Pit Sec. 29 Happy Jack 7.5' Happy Jack No. Cinder deposit; quarry. 16N, 9E 2 Cinder Pit

Sec. 29 Happy Jack 7.5' Happy Jack No. Cinder deposit; quarry. 16N, 9E 3 Cinder Pit

Sec.25 DuttonHill7.5' DuttonHill Cinder deposit; quarry. 20N, 5E No. 1 Cinder Pit

Sec. 25 Sunset Crater Sunset Crater Cinder deposit; quarry. 22N, 9E East 7.5' East No. 1 Cinder Pit

Sec. 29 Sunset Crater Sunset Crater Cinder deposit; quarry. 22N, 9E East 7.5' East No. 2 Cinder Pit

Sec. 19 Sunset Crater Sunset Crater Cinder deposit; quarry. 22N,10E East 7.5' East No. 3 Cinder Pit PUMICE GROUP LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------COCONINO COUNTY (CONT.1 Sec. 30 Sunset Crater Sunset Crater Cinder deposit; quarry. 23N, 9E East 7.5' East No. 4 Cinder Pit Sec. 19 Stoneman Lake 7.5' Stoneman Lake Cinder deposit; quarry. 16N, 8E No. 1 Cinder Pit

Sec. 10 Parks 7.5' Wright Hill Cinder deposit; quarry. 22N, 4E Cinder Pit

Sec. 21 Parks 7.5' Spitz Spring Cinder deposit; quarry. 22N, 4E Cinder Pit

Sec. 21 Matterhorn 7.5' Matterhorn Cinder deposi t ; quarry. 19N, 1E No. 1 Cinder Pit

Sec. 8 Eagle Nest Mtn. Eagle Nest Mtn. Cinder deposit; quarry. 23N, 2W 7.5' No. 1 Cinder Pit

Sec. 2 Flagstaff East Turkey Hills Cinder deposit; quarry. 21N, 8E 7.5' Cinder Pit

Parks 7.5' Section 16 Hill Cinder deposit; quarry. Cinder Pit

Sec. 11 Ebert Mtn. 15' Ebert Mountain Cinder deposit; quarry. 25N, 4E Cinder Pit

Sec. 10 Flagstaff East Flagstaff East Cinder deposit; quarry. 21N, 8E 7.5' No. 5 Cinder Pit

Sec. 15 Flagstaff West Flagstaff West Cinder deposit; quarry. 21N, 6E 7.5' No. 3 Cinder Pit

Flagstaff West Flagstaff West Cinder deposit; quarry. 7.5' No. 4 Cinder Pit

Sec. 25 Flagstaff West Flagstaff West Cinder deposit; quarry. 21N, 6E 7.5' No. 5 Cinder Pit

Sec. 16 Hearst Mtn. 15' Upper Buss Cinder deposit: quarry. 22N, 1E Cinder Pit

Sec. 25 Hearst Mtn. 15' Johnson Canyon Cinder deposit; quarry. 22N, 1W Cinder Pit PUMICE GROUP

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS COCONINO COUNTY (CONT.) Sec. 14 Hearst Mtn. 15' Hearst Mtn. No. Cinder deposit; quarry. 22N, 2W 3 Cinder Pit Sec. 26 Hearst Mtn. 15' Hearst Mtn. No. Cinder deposit; quarry. 22N, 2W 4 Cinder Pit Sec. 25 Hearst Mtn. 15' Hearst Mtn. No. Cinder deposit; quarry. 23N, 2W 5 Cinder Pit Sec. 28 Horse Trap Mesa Horse Trap Mesa Cinder deposit; quarry. 22N,2W 7.5' No. 1 Cinder Pit

Sec. 17 Yvse Trap Mesa Horse Trap Mesa Cinder deposit; quarry. 23N72W 7.5' No.2 Cinder Pit Sec. 29 Horse Trap Mesa Horse Trap Mesa Cinder deposit; quarry. 23N72W 7.5' No. 3 Cinder Pit Sec. 17 Kendrick Peak 7.5' Kendrick Peak Cinder deposit; quarry. 23N, 6E No, 1 Cinder Bit Sec. 6 Kendrick Peak 7.5' Kendrick Peak Cinder deposit; quarry. 24N, 6E No. 2 Cinder Pit Sec. 20 Kinni kinick Lake Kinni kinick Cinder deposit; quarry. 18N710E 7.5' Lake Sec. 34 Mormon Lake 7.5' Sedge Spring Cinder deposit; quarry. 18N, 9E Cinder Pit Sec. 27 Mormon Mountain Mormon Mtn. Cinder deposit; quarry. 18N7 8E 7.5' No. 1 Cinder Pit Sec. 12 Williams 15' Pit Tank Cinder deposit; quarry. 22N, 2E Sec. 22 Williams 15' Williams No. 2 Cinder deposit; quarry. 22N, 2E Cinder Pit Sec. 11 Williams 15' Williams No. 3 Cinder deposit; quarry. 22N, 1E Cinder Pit Sec. 24 Williams 15' Three Sisters Cinder deposit; quarry. 22N, 1E Cinder Pit Sec. 15 Valle 15' Valle No. 1 Cinder deposit; quarry. 25N, 2E Cinder Pit PUMICE GROUP

LOCATION QUADRANGLE MAP , --KNOWN NAMES DESCRIPTION-COMMENTS COCONINO COUNTY (CONT.) Sec. 24 Valle 15' Valle No. 2 Cinder deposit ; quarry. 25N, 2E Cinder Pit Sec. 10 Valle 15' White Hill Cinder deposit; quarry. 25N, 3E Cinder Pit Sec. 26 Williams 15' Williams No. 6 Cinder deposit; quarry. 23N, 2E Cinder Pit Sec. 3 Williams 15' Williams No. 7 Cinder deposit; quarry. 24N, 2E Cinder Pit Sec. 26 Williams 15' Williams No. 8 Cinder deposit; quarry. 24N, 2E Cinder Pit Sec. 20 Wing Moutain 7.5' Star #28 Cinder Cinder deposit; quarry. 22N, 6E Pit Sec. 21 Wing Moutain 7.5' Star #29 Cinder Cinder deposit; quarry. 22N, 6E Pit Sec. 2 Williams 15' Williams No. 9 Cinder deposit; quarry. 23N, 2E Cinder Pit Sec. 10 Hearst Mtn. 15' Hearst Mtn. Cinder deposit; quarry. 23N, 2W No. 6 Cinder Pit Sec. 27 Williams 15' Williams No.10 Cinder deposit; quarry. 22N, 3E Cinder Pit Sec. 5 Flagstaff East Sheep Hill Cinder deposit; quarry. 21N, 8E 7.5' Cinder Pit Sec. 26 Hearst Mtn. 15' Hearst Mtn. Cinder deposit; quarry. 22N, 1W 7.5' No. 7 Cinder Pit Sec. 22 Humphreys Peak Humphreys Peak Cinder deposit; quarry. 23N, 6E 7.5' No.1 Cinder Pit Sec. 35 Valle 15' Valle No. 4 Cinder deposit; quarry. 26N, 2E Cinder Pit Sec. 14 Valle 15' Valle No. 5 Cinder deposit; quarry. 25N, 2E Cinder Pit Sec. 18 OtLeary Peak 7.5' Harenberg # 1 Cinder deposit. 23N, 8E Claim Sec. 36 Flagstaff West Lava Claim Cinder deposit. 21N, 6E 73 PUMICE GROUP

LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... ------COCONINO COUNTY (CONT.) Sec. 3 Williams 15' Pouquette Pumice deposit. 22N, 2E

Sec. 11 Flagstaff East Cinder Station Cinder deposit; quarry. 20N,7E 7.5' Cinder Pit

Sec. 35 Ebert Mtn. 15' Slate Mountain Cinder deposit; quarry. 25N, 5E Cinder Pit

Sec. 13 Long Valley 7.5' Sunset Mining Volcanic ash beds 14N, 9E Claims with manganese mineralization.

Sec. 24 O'Leary Peak 7.5' McCormick Perlite with obsidian 23N, 7E in cinder bed; uranium detected.

Sec. 17 O'Leary Peak 7.5' OtLeary Peak Cinder deposit; quarry. 23N, 8E No. 1 Cinder Pit

Sec. 7 Ebert Mtn. 15' House Tank Cinder deposit; quarry. 25N, 5E Cinder Pit

Sec. 34 Flagstaff East Sheep Pit Cinder pit, cinders for 22N78E 7.5' icy highway treatment.

Sec. 9 FlagstaffEast Red Hill Pit Cinder pit, cinders for 21N,8E 7.5' icy highway treatment, road beds and 1andscapi ng. Sec. 19 Sunset Crater Sunset Crater Production of white 23N, 8E West 7.5' Pumice, Bonner pumiceous rhyolite ash Pozzol an used for pozzolan.

GILA COUNTY NE1/4 Pine 15' Basalt. 11N, 9E

Parts of San Carlos 7.5' "Tufa" Quarry Pumiceous tuff. IS, 18E Natural Corral 7.5' ZS, 18E IN, 18E PUMICE GROUP LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... GRAHAM COUNTY Sec. 28 Guthrie 15' Haigl er Claims Past production, 6S,29E pumicite and perlite with zeolitized volcanic ash used for "cinder" blocks and lightweight aggregates. Sec. 29 Guthrie 15' Pumice, Blue Past production, 6S, 29E Bird, Triangle pumicite and perlite Claims with zeoli tized volcanic ash used for "cinder" blocks and lightweight aggregates. Sec. 7 Guthrie 15' Haigl er Pumice Cinders and pumice. 7S, 29E

GREENLEE COUNTY Sec. 20 Big Lue Mtns. 15' Big Lue Mtns. Pumice outcrops. 4S,32E No. 1 Gravel Pit Sec. 25 Big Lue Mtns. 15'. Big Lue Mtns. Pumice outcrops. 4S,31E No. 1 Quarry

Sec. 29 Big Lue Mtns. 15' Big Lue Mtns. Pumice outcrops. 4S,32E No. 2 Gravel

, Pit

-LA -PAZ COUNTY Secs. Utting 15' Blackbi rd Past producer of 24 & 25 Deposi t pumici te. 7N, 17W 9N,19W Black Peak 15' Ed1 ack Peak Massive scori a- basal t . Pumice

Sec. 1 Vicksburg 15' Hope Cell ular gray pumici te 4N, 15W over1ain by basal t . Sec. 16 Hidden Valley 7.5' Trigo Mtns. Perlite occurrence. 3S, 23W Per1i te PUMICE GROUP

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS -...... ------MARICOPA COUNTY NE1/4 Biscuit F1 at 7.5' Morgans Wash Scoria. 6N,lE NewRiver7.5'

Secs. New River Mesa Scoria. 5&6 7.5' 6N,4E

Sec. 30 Vulture Mtns. 15'. Vulture Tuff Per1i tic we1 ded 7N,6W tuff, interbedded pumice. Secs. 3, Big.Horn Mtns 15' Big Horn Mtns. Pumicite. 4&5

SW1/4 Wool sey Peak 15' Gi11 espi e Dam Basal t . 2S,5W Area

Sec. 18 Dendora Valley 15' Black Rock Fractured and 4S,7W decomposed lava.

Sec. 23 Baldy Mtn 7.5' Lake Pl easant Pumiceous rhyoli te. 6N, 1W Rhyoli te

Sec. 27 New River 7.5' Murray Hydro-sericite 7N,2E Sericite & derived from the Tuff weathering of sericite schist over1ai n by volcanic tuff originally deposited in a lake.

Sec. 8 Mormon Fl at 7.5' Tuff Mine, Past production. 2N,9E Concrete Volcanic tuff in Industries extensive beds; used as lightweight aggregate.

MOHAVE COUNTY NW 1/4 Yucca 7.5' Black Mtns. Basalt.

Sec. 2 Mt. Trurnbull NE Toroweap Valley Cinder deposit. 35N, 8W 7.5' Cinder Pit

Sec. 32 Mt. Trumbull NE Uinkaret Plateau Cinder deposit. 35N, 7W 7.5' Cinder Pit PUMICE GROUP LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... NAVAJO COUNTY Sec. 12 Indian Wells 7.5' Bidahochi Butte Volcanic ash; diatreme 23N,21E Deposi t containing tuff.

Secs. 1, White Cone 15' White Cone Peak Pumiceous tuff. 11 & 12 25N,21E Secs. McNary 15' Cinders . 1 & 12 8N, 22E Secs. IndianPine7.5' PineArea Cinders . 8,13,18, 22,23,24, 27 & 33 8N, 23E

Sec. 3 McNary 15' McNary Cinders. 9N,23E

Sec. 27 Indian Pine 7.5' Indian Pine Cinder deposit; quarry. 8N,23E No.1 Cinder Pit

Sec. 33 Indian Pine 7.5' Indian Pine Cinder deposit; quarry. 8N,23E No.2 Cinder Pit

Sec. 27 Indian Pine 7.5' Indian Pine Cinder deposit; quarry. 8N,23E No. 3 Cinder Pit

Sec. 22 Indian Pine 7.5' Indian Pine Cinder deposit; quarry. 8N,23E No. 4 Cinder Pit

Sec. 5 Indian Pine7.5' Indian Pine Cinder deposit; quarry. 8N,23E No. 5 Cinder Pit

Sec. 3 Indian Pine 7.5' Indian Pine Cinder deposit; quarry. 7N,23E No.6 Cinder Pit

Sec. 30 Lakeside 7.5' Lakeside No. I Cinder deposit; quarry. 9N,23E Cinder Pit Sec. 23 Lakeside 7.5' Lakeside No. 2 Cinder deposit; quarry. 9N,23E Cinder Pit Sec. 5 Lakeside 7.5' Lakeside No. 3 Cinder deposit; quarry. 9N,23E Cinder Pit

Sec. 1 Ortega Mtn. 7.5' Ortega Mtn No. Cinder deposit; quarry. 10N,23E 1 Two Cinder PUMICE GROUP

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... ------NAVAJO COUNTY ICONT.) Sec. 14 Silver Springs Owens Pit, Cinder deposit; quarry. 10N,22E 7.5' Knoll Pit No. 1 Sec. 18 Silver Springs Second Knoll Cinder deposit; quarry. 10N,23E 7.5' Pit - Eastside Sec. 24 Silver Springs Second Knoll Cinder deposit; quarry. 10N,22E 7.5' Pit - Lakeside Sec. 25 Silver Springs Silver Springs Cinder deposit; quarry. llN,22E 7.5' No. 1 Cinder Sec. 11 Silver Springs Silver Springs Cinder deposit; quarry. llN,22E 7.5' No. 2 Cinder

PINAL COUNTY Sec. 21 Fl oreiiie Junct i on Ari zona Pumiceous rhyol i te lS,lOE 7.5' Rhyol i te breccia located on the edge of the Supersti ti on Volcanic Field; material currently used as a lightweight aggregate.

-SANTA -CRUZ COUNTY Sec. 24 Ruby 15' Pumice Group Pumicite outcrops. 23S,12E

YAVAPAI COUNTY Secs. Bagdad- 15' Sanders Mesa Basalt and water trans- 2&3 ported pumice. 14N, 9W Secs. 34 & 35 15N, 9W Along Chino Cinders. Wash Secs. Ashfork 15' Cruice Pit Past production of basalt 21 & 22 scoria for cinder blocks 21N, 2W and aggregate. NE1/4 Ashfork 15' Meath Olivine basalt. 20N, 2W Sec. 28 Kirk1 and 7.5' Ki rkl and Pumici te. 13N, 4W PUMICE GROUP LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... ------YAVAPAI COUNTY (CONT.1 Sec. 30 Bagdad 15' Bagdad Pumice, Thick beds of light 14.5N,8W Agro-1i te grey to white pumic- eous materi a1 produced for floor sweeping compound, "kitty litter" and light- weight aggregate.

Sec. 34 Casner Butte 7.5' Adot Materials Cinder (scoria) 16N, 6E Pit #5780 deposi t , quarry. Sec. 25 Pol and Junction Christmas Gift Cinder deposit. 12.5N,lW 7.5' Sec. 11 Ashfork 7.5' Olivine Basalt Cinder (scoria) 20N, 2W Pits deposit, quarry.

Sec. 16 Prescott 7.5' Craigs Quarries Scoria deposit; mixed, 14N, 1W colorful materi a1 devel oped for bui 1ding and facing stone. Sec. 9 CrossMtnNW7.5' Cinderpit Cinder (scori a) 21N, 9W deposit, quarry. Sec. 16 Seligman SE 7.5' Cinder Pit Cinder (scori a) 22N, 5W deposi t , quarry. Sec. 18 Seligman SE 7.5' Cinder Pit Cinder (scori a) 22N, 5W deposi t , quarry. Sec. 23 Crookton 7.5' Cinder Pit Cinder (scori a) 22N, 4W deposit, quarry. Sec. 24 Crookton 7.5' Cinder Pit Cinder (scori a) 22N, 4W deposit, quarry. Sec. 12 Ashfork 7.5' Cinder Pit Cinder (scori a) 21N, 2W deposit, quarry.

Sec. 35 Picacho Butte 7.5' Cinder Pit Cinder (scoria) 22N, 4W deposi t , quarry. Sec. 2 Ashfork 7.5' Cinder Pit Cinder (scori a) 21N, 2W deposi t , quarry.

Sec. 23 Ashfork 7.5' Cinder Pit Cinder (scori a) 21N, 2W deposit, quarry. Sec. 25 Ashfork 7.5' Cinder Pit Cinder (scori a) 21N, 2W deposit, quarry. PUMICE GROUP

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS YAVAPAI COUNTY (CONT.) Sec. 27 Ashfork 7.5' Cinder Pit Cinder (scoria) 21N, 2E deposit, quarry.

Sec. 36 Ashfork 7.5' Cinder Pit Cinder (scori a) 21N, 2W deposit, quarry.

Sec. 36 Ashfork 7.5' Cinder Pit Cinder (scoria) 21N, 2W deposit, quarry.

Sec. 24 Meath Spring 7.5' Cinder Pit Cinder (scori a) 20N, 2W deposit, quarry.

Sec. 30 Meath Spring 7.5' Cinder Pit Cinder (scori a) 20N, 1W deposit, quarry.

Sec. 17 Meath Spring 7.5' Cinder Pit Cinder (scori a) 19N, 1W deposit, quarry.

Sec. 13 Paulden 7.5' Cinder Pit Cinder (scori a) 18N, 2W deposit, quarry.

Sec. 32 Casner Butte 7.5' Cinder Pit Cinder (scori a) 16N, 7E deposit, quarry.

Sec. 15 Ashfork 15' Cinder Pit Cinder (scori a) 21N, 2W deposit, quarry.

Sec. 22 Ashfork 7.5' Cinder Pit Cinder (scori a) 21N, 2W deposit, quarry.

Sec. 35 Walnut Grove 7.5' Remington Non- Fine grained white 11N, 2W Metallic Prop. pumice.

Sec. 32 Kirkland 7.5' Magic Mtn., Light tan to gray 13N, 4W Maverick, volcanic tuff; past Rynearson Tuff producer of quarried Quarries, masses for building Kirkl and Tuff stone and crushed Quarries screened materi a1 for "oil sweep" and "kitty 1i tter". SALT LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS NAVAJO COUNTY 16N,23E numerous Hol brook Basi n Extensive halite deposit 16N,24E Evapori te with some sylvite Deposits bearing zones in Permian formation; subsurface ha1 ite occurs over an area of about 2300 square mi1 es.

YAVAPAI COUNTY Sec. 1 CampVerde7.5' Camp Verde Salt Past production of 13N, 4E Mine ha1 ite for cattle feed, with mirabi 1 i te and thenardite in old lake bed. SILICA - QUARTZ

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... ------COCHISE COUNTY Sec. 25 Bisbee 7.5' Bisbee Queen Silica breccia 23S,24E outcrops within Escabrosa Limestone. Sec. 14 Sunnyside 15' Tungsten Quartz veins with 23S,20E Reef Mine gold and silver. Sec. 17 Bisbee 7.5' Don Luis Pit Past producer; 23S,24E sandstone and meta- sandstone mined for copper smel ter fl ux. Sec. 12 Montezuma Tracey Mine Quartz vein in 24S,20E Pass 7.5' granite; possible use as copper smelter flux. Sec. 17 Bisbee NE 7.5' Easter Sunday Past production of 23S,25E Mine smelter fl ux; fractured quartzite bed with gold, silver and pyrite in Morita formation. Sec. 25 Bisbee 7.5' Juniper Flats Siliceous copper, 22S,23E Area Mines lead, gold and silver mineralization in veins in granite. Sec. 25 Bisbee 7.5' Juniper Flats Siliceous copper, 22S,23E Area Mines lead, gold and silver mineralization in veins in granite.

Sec. 23 Cochise Head 15' Beryl Hill & Fel dspar, beryl , mi ca 14S,28E Live Oak and quartz in Prospects pegmatite; past producer of beryl. Sec. 31 Winchester Hearst Mine Past production; 13s ,23E Mtns. 15' argenti ferous sil i ca flux from deposit in paleozoic 1 imestone with jasperoid masses. Secs.25 Dragoon 15' Burro Pit, Past production of 26 & 35 AKA: Chicora smelter flux; bol sa 15S,22E Mine, Strong quartzite with copper and Harris mineralization. SILICA - QUARTZ

LOCATION QUADRANGLE MAP . KNOWN-- NAMES DESCRIPTION-COMMENTS ------COCHISE COUNTY (CONT.) Secs. Cochise 15' Red Bird Mine, Past production of 11 & 14 AKA: Gold Coin smelter flux. Quartz 15S,23E veins with gold and si1 ver mineral izat ion Secs. Cochi se Head 15' Indian Creek Quartz masses. 17 & 20 16S,30E Secs. Dragoon 15' Bl uebird Mine Quartz crystals . 3&9 16S, 22E

Sec. 24 McGrew Spring 7.5' Ricketts Past production; 18S, 19E Quarry Bull quartz masses in alaskite a~d quartz monzonite. Sec. 28 Pearce 15' Nancy Group Past producer 19S, 25E silica for smelter flux from Bolsa quartzite. Sec. 21 Bisbee 7.5' Wade Hampton Past production of 23S, 24E Mine silica flux containing copper and 1ead mineral - ization in siliceous Abrigo Limestone.

GILA COUNTY Sec. 15 Globe 73' Copper Hill Past producer: Troy IN, 15E Mine, Moore's quartzite in Cambrian Silica formation used for smel ter f 1ux. Sec. 22 Hayden 7.5' Chillito Mine Past producer of 4S, 15E silica flux for copper smelters. Sec. 36 Bucket Mtn 7.5' Prospect Near Bull quartz vein IS, 17E Bucket Mtn, cutting Precambri an granite.

Sec. 20 McDonald Mtn. 7.5' Beauty 1-7 Quartz dike 300-500 10N,llE feet wide containing massive quartz, quartz crystals, amethyst and agate. SILICA - QUARTZ

LOCAT I ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------GILA COUNTY (CONT.) Sec. 13 Inspiration 7.5' R & H Group Quartz vein contain- IN, 14E ing precious and base metal mineral - ization.

GRAHAM COUNTY 1CONT. 1 Sec. 25 Cobre Grande 7.5' Arizona Laminated quartz containing -massive quartz with lead, si 1ver, copper, go1d and zinc mineral i zati on.

Sec. 36 Cobre Grande 7.5' Number One Bol sa quartzite 5S, 19E reached at depth in prospect on 1ead occurrence.

Sec. 17 Cobre Grande 7.5' Tenstrike Group Quartz crystals in 6S, 20E vein druses.

Sec. 29 Cobre Grande 7.5' Grand Reef Silicified breccia 6S, 20E containing base and precious metals; possible siliceous fluxing ore.

GREENLEE COUNTY Sec. 28 Clifton 15' Willis Mine, Past producer. Coronado 3S, 28E HarmonyNo.1 quartzite inCambrian formation used for smelter flux.

Sec. 11 York Valley 15' Ash Peak Mine Siliceous gold- 8S,30E silver-manganese deposit; producer of precious metal bearing smel ter flux.

Sec. 24 Duncan 15' Quartz-calci te 8S,31E veins containing gold and silver values in andesite.

Sec. 33 Clifton 15' Cl ifton No. 1 Sandstone-quartzi te 3S, 29E Silica Pit for nonferrous metal smel ter flux. SILICA - QUARTZ LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... GREENLEE COUNTY (CONT. 1 Sec.8 Clifton15' Independence, Siliceous base and Big Medicine, precious metal White Property, vein. Henry Ford, Green1ee Go1 d

-LA -PAZ COUNTY (CONT.) Set. 34 Middle Camp Mtn. Crystal Cavern, Quartz crystals in 4N,20W 7.5' Big Bertha fissure in highly a1 tered schists.

Sec. 10 Quartzite 15' Crystal Peak Clear rock crystals 2N, 18W measuring .5 to 2 inches in diameter and 1 to 6 inches in length; crystals occur in pockets in rhyoli te (?). Sec. 10 Hope 15' Silica Deposit White bull quartz 4N, 13W occurrence.

Sec. 31 Middle Camp Mtn. Strange Silica Quartz breccia deposit. 4N,20W 15' Claim Angul ar fragments of quartz 1oosel y cemented; high silica content with faint minor red staining.

Sec. 22 Cunningham Mtn. Rainbow, Top Quartz vein deposit 2N,20W 7.5' Sil containing gold, silver and cooper mineralization; possible source of siliceous ores for copper smel ter flux.

Sec. 33 Quartzsite 15' Perry Chry- Narrow, irregul ar 5N, 17W soprase stringers of chry- soprase in Cretaceous or Terti ary vol cani cs.

Sec. 10 Hope 15' Mathews Claim Fluorite as a gangue 4N, 13W mineral along with quartz in wide metal - 1urgical vein.

Sec. 6 Picacho 7.5' John Hummer Pegmatite dikes con- 4S, 22W Mine taining mica, quartz and potash feldspar. SILICA - QUARTZ LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------LA -PAZ COUNTY ICONT.1 Sec. 14 Cunningham Mtn. Kellogg Mine Quartz vein deposit 3N,20W 7.5' containing gold, silver and copper mineralization; pos- si ble source of fluxing ores for copper smel ters.

MARICOPA COUNTY Secs. BoulderMtn. 15' Harrison Quartz veins, 14 & 15 Deposit, Dixie 6N,9E Claims Sec. 16 Red Picacho 7.5' Morning Star Pegmatite containing 7N,3W large quartz masses and potash feldspar, green muscovite, lithium minerals and beryl. Sec. 19 Estrella 15' A1 tuda Past production 7S,lW si 1 i ceous smel ter flux containing gold and silver from quartz vein deposit. Sec. 18 New River SE 7.5' Brian Lode Quartz veins 6N73E containing base and precious metals; possible sil iceous flux deposit. McDowell Peak 7.5' Enders Silica Past production; white bull quartz mined for ceramic use.

Sec. 4 Cave Creek 7.5' Mormon Girl, Base and precious 5N,4E S&J Copper metal bearing quartz Prop., Henry M. vein; now subdivided Grady, Mormon for home sites. Mine #2, Mamie Maude

Sec. 14 Gladden 15' Sunrise, Ophir, Quartz vein with 5N, low Grant precious metal values; possi bl e siliceous smelter flux. SILICA - QUARTZ LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------MARICOPA COUNTY (CONT.) Sec. 22 Wickenburg SW 7.5' Newsboy, G.W. Quartz, manganese, 6N, 4W Mining & gold and silver Mineral s Co., deposit; possi ble Chas. Black source of precious Claims, Gnome metal bearing Devel oprnent, silica flux. Grande Group

Sec. 36 Belmont Mtn 15' Tonopah- Lead, copper, si 1ver 4N, 7W Belmont, and gold vein deposit; Belmont- some portions of which McNei 1, Economy contain si1 i ceous Mining, East ores of possi ble Vul ture fluxing grade. Sec. 10 Baldy Mtn 7.5' White Peak, Pegmatite quartz 5N, 1W Char1 otte deposit. Group, Triphahn Sec. 15 Hieroglyphic White Peak Pegmatitic quartz 5N,lW Mtns SW 7.5' Silica deposit; past production of silica for copper smelter flux.

MOHAVE COUNTY Sec. 28 Oatman 7.5' Mossback Mine Quartz crystal s. 20N, 20W

Sec. 10 Stockton Hill 7.5' Consolidated Quartz with potas- 22N, 17W Feldspar Pros- sium feldspar in pect, T.F.F. pegmatite. Quarry

Sec. 23 Stockton Hill 7.5' Cinco De Mayo Quartz in pegmatite. 22N, 17W

Sec. 26 Garnet Mtn. 15' MP Mica Claims Quartz, potassium 28N, 17W feldspar and musco- vite in pegmatite.

Sec. 22 Stockton Hill 7.5' White Spar, Past production, 22N, 17W Weeks "Silica, quartz-feldspar pro- White Top Mine cessed for use as abrasives and cer- amics; production from pegmatites. SILI-CA - QUARTZ

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------Sec. 36 Swansea 15' Silverfield, Quartz as siliceous llN, 15W Townsend Prop- copper, gold and erty silver mineralization in replacement deposit in quartzite and lime- stone; possible silica flux. Sec. 29 Stockton Hill 7.5' Rico Quartz vein containing 23N, 17W precious and base metal mineral ization. Sec. 26 Stockton Hill 7.5' Kingman Feld- Quartz with feldspar 22N,17W spar Mine, in zoned simple peg- Tayl or, Grand mat i te. Silica Annex Sec. 36 Valentine SE 7.5' Copper Giant, Quartz veins containing 23N, 13W Copper King base and precious metal mineral ization and beryl. Sec. 14 Senator Mtn. 15' Muscovite Mica Simple unzoned peg- 29N, 19W matite with quartz, muscovite mica and feldspar. Sec. 6 Oatman 7.5' Navy Group Quartz vein containing 19N, 20W calcite, fluorite and precious metal miner- al ization.

NAVAJO COUNTY Secs. 27, Chediski Peak 15' Chediski Butte, Grayish-white Cow Creek quartzite.

PIMA COUNTY Sec. 29 Pisinimo 15' Quartz veins.

Sec. 18 Kino Peak 15' Little Chief Past producer; 14S,6W Mine quartzite used for copper smel ti ng f 1 ux. Secs. Cat Mtn. 7.5' Battle Axe Past production, 18 & 19 Mine quartz veins with 14S, 13E gold-silver values used for smelter flux. SILICA - QUARTZ LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS PIMA COUNTY (CONT.) Sec. 33 Baboquivari Allison Mine Quartz lenses, si 1 ver- 18S,17E Peak 15' gold values, past pro- duction of silica flux. Sec. 34 Twin Buttes 15' Fresnal Quartz veins. 17S,llE Canyon SW 1/4 Baboquivari Baboquivari Quartz 1 enses. 18S,8E Peak15' Mtns. NW 1/4 19S,8E Sec. 31 San Juan Springs Antelope Mine Past producer of 16S,7E 7.5' quartzite as flux for copper smelter. Sec. 36 Gu Achi 15' Freeman Past producer of llS,2E Sil ica, quartzite for copper Sheridan Pit smel ter fl ux. llS,8E Vaca Hills 15' Tinker Bell, Pegmatite containing J&D quartz and mica. Sec. 25 Twin Buttes 15' Si 1 i ca Quarry Si 1 i ca quarry. 17S,llE Sec. 11 Ajo 15' San Antonio Past producer of 13S, 7W Mine, Growler silica for smelter #1,2,3,4, Sun- flux; pegmatites Shine, Valentina contain quartz, Mining Claim, muscovite mica and Desert White sodi urn feldspar. Queen Sec. 6 Ajo 15' Right on Group Base and precious 12S,6W metal occurrence containing quartz. Sec. 17 Ajo 15' Old Hickles Silica deposit con- 12S,6W Property taining copper, gold and silver.

Sec. 2 Ajo 15' Mica Mine, Past producer of 13S,7W Clark Silica silica flux for copper smel ter; pegmatite deposit. Sec. 2 Quijotoa Mtns. Johnson Mine Past production of 15S,2E 15' quartz (with small amount of copper oxides) for copper smelter flux. SILICA - QUARTZ

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS PIMA COUNTY J CONT.I Sec. 19 Mt. Ajo 15' Little Chief Past producer of 14S,2W Mine, Chief silica for copper Pit smelter flux; strong i rregul ar quartz veins cutting Laramide granitic intrusive. Sec. 10 Pisinimo 15' Lime Chief Past producer of 14S,1E 1 and 2, quartz for copper Phelps Dodge smel ter fl ux. Silica Mine Sec. 7 Ajo 15' Copper Val 1 ey Si 1i ceous go1 d, 12S,6W Claims, Way s i 1ver, copper Out, Right On, occurrence; possi bl e Bonnie Lee source of sil iceous copper smel ter f 1 ux . Sec. 24 Apache Peak 7.5' Copper Plate Past producer of 19S,18E Mine copper-silver bearing silica flux for copper smelter. Sec. 2 Silver Bell Carlo, Ecl ipse Past producer of 13S,8E Peak 15' quartz for siliceous smelter flux for copper smel ter; deposit contains copper and silver. Sec. 6 Ajo 15' Bonnie Lee 12S,6W Group, Bonni e Lee Nos. 1-10 Sec. 19 Cat Mtn. 7.5' Battle Axe Past producer of 14S,13E Mine silica flux for copper smel ter; closely spaced, i rregul ar quartz veins containing copper and silver mineralization.

PINAL COUNTY Sec. 8 Lookout Mtn. 7.5' Camp Grant Past production; Troy 7S,16E quartzite used for smelter flux; Precambri an. SILICA - QUARTZ LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... PINAL COUNTY (CONT. 1 Sec. 19 Montezuma Peak Butterfly Mtn. Pegmatitic quartz vein, 2S,2E 7.5' Area muscovite books.

Secs. Silver Reef Orizaba Silica Silica for copper 25 & 26 Mtns. 15' Mine smel ter f 1ux. 9S, 4E (proj. 1 Sec. 31 Enid 7.5' Sierra Massive white quartz 3S, 2E Estrell a veins.

Sec. 7 Gila Butte SE Sacaton Mtns. Lustrous white quartz 5S, 6E 7.5' outcrops and grayish- white quartzite. Cambri an.

Sec. 9 Sacaton 7.5' Five Mile Quartz vein. 5S, 6E Peak Secs. Klondyke 15' Copper Creek Quartz crystal s . 2 & 11 District 8S, 18E

Sec. 26 Mammoth 7.5' Tiger Mine Silica for copper 8S, 16E Tailings, smelter flux. Mammoth Tailings

Sec. 33 Oracle 15' Gold Hill Mine Silica for copper 9S,15E smel ter f 1ux.

Sec. 30 Winkelman 7.5' Babbitt Claims, Silica for copper 5S, 15E Winkelman smelter flux. Silica Mine

Sec. 13 Sonora 7.5' Copper Ace Past production of 3S, 13E Group, Copper highly siliceous Ace MS 4640 copper ore from vein deposit . Sec. 17 Holy Joe Peak Cobre Grande Reported past pro- 7S, 18E 7.5' Property, Table ducer of siliceous Mountain fluxing copper ore. Property

Sec. 8 Vekol Mtn. 15' Hilltop Ext. Siliceous copper- 10S, 3E Claims, si 1ver rep1acement Cimarron deposit. Claims, Arizona Hilltop Mines, Slims Workings SILICA - QUARTZ LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------PINAL COUNTY ICONT.1 Sec. 16 Grayback 7.5' Honey Bee Quartz vein deposit 4S, 13E Claims containing copper- silver mineralization. Sec. 8 Picacho Rsvr North Star, Siliceous copper ores 7S, 10E SE 7.5' Randall Copper in vein deposit; past Propert i es production of sili- ceous copper ore for smel ter f 1ux. Sec. 23 Silver Reef Pico Ace Past production of 9S, 4E Mtn. 15' Group, George plus 90% silica for Freeman Pit, copper smelter fl ux; SofpaClaims, depositconsistsof Esta Bales base and precious Claims metal mineral i zati on in quartzite.

Sec. 22 Mineral Mtn. 7.5' Reymert, Epi thermal si 1 ver 2S,llE Alaska Shaft, manganese vein system; Austral ia, high silica-silver Denoon Prop- zones currently being erty, Devoux mined for copper Property smel ter fl ux. Secs. Enid 7.5' Sierra Microcline, musco- 7&8 Estrell a vite and quartz in 4S, 2E pegmatite. Sec. 23 Silver Reef Silver Reef, Siliceous silver ores 8S, 5E Mtn. 15' Hornsi 1 ver with copper, gold and Claims, lead in quartz veins. Santiago, Cholla, Lead Boul der, Nugget Secs. Campo Bonito 7.5' Southern Belle, Auriferous silica 19 & 20 Careless, Cross fluxing ores mined 10S, 16E Town, Apache for copper smelter Girl, Dolphin, flux; past production Apache Peak from quartz veins. Cons. Mng. Co., Jim Douglas, Fortuna, Aravai pa Metal s

Sec. 24 Silver Reef Sofpa Claims, High silica content 9S, 4E Mtn. 15' Wagnon Claims vein containing silver, gold and lead. SILICA - QUARTZ LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------PINAL COUNTY I CONT. ) Sec. 2 Holy Joe Peak Southwest Si1 i ceous si1 ver - 7S,17E 7.5' Silver Corp. copper ores produced #1, Jim from steeply dipping Doug1as, brecci ated fault Fortuna, zone cutting diabase Aravaipa Metals and quartzite.

Sec. 31 Silver Reef Jackrabbit Quartzite produced 9S, 5E Mtn. 15' Property, Agwa, for copper smelter Keystone, Sah- flux. uarro, Casa Grande Cu and Au Mng. Co., Tuba City Co., Jack Rabbit Silica Sec. 30 Teapot Mtn. 7.5' Copper Butte, Past production of 3S, 13E Patented copper bearing silica Claims, June flux for use in Bug, Cochi se, copper smelters; Old Fred deposit occurs in Mitchel 1 Prop- faul t in congl omerate. erty, James Incli ne, Poor Mans Wash Property, Wallace Shaft

--SANTA CRUZ COUNTY Set. 2 Lochiel 15" Bonanza Small pockets of 24S, 16E quartz crystals in base-precious metal rep1acement deposi t . Sec. 36 Nogales 15' Old Timer, Siliceous gold ore; 22S,15E George Morris possibly source of Gold Claim, flux for copper Homestake smelters.

YAVAPAI COUNTY Sec. 32 Bagdad 15' Niagara Creek Vuggy quartz, quartz 15N, 9W crystals in breccia pipes . Sec. 13 Mt. Union 15' Cash Mine Quartz crystal s, adul 12N, 2W aria calcite in frac- tured granite. SILICA - QUARTZ

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... YAVAPAI COUNTY (CONT.) Sec. 21 Bagdad 15' Quartz veins. 15N, 9W Sec. 3 Red Picacho 15' Quartz masses, feldspar 7N, 3W associated with peg- mati te. Sec. 26 Camp Wood 15' Black Magic, Coarsely crystal 1i ne 16N, 7W Mary D, Joy, grayish-white quartz Bl ack Di amond as vein fillings 3 inches to 10 feet in width. Sec. 18 Bagdad 15' Black Pearl, Coarse grained crystal 15N, 7W Camp Wood Tung- line quartz as gangue sten Mine in tungsten deposit. Sec. 36 Groom Creek 7.5' Cash, Senator Reported occurrence of 12.5N,2W Cash quartz crystals at base and precious metal vein deposit. Sec. 23 Morgan Butte 7.5' Buckhorn Siliceous copper-gold 8N, 3W (Drumm) Group, deposit; possi bl e Mardi s source of fluxing ores for copper smel ters. Sec. 10 Cherry 7.5' Etta Lenses of coarsely 14N, 3E crystalline white quartz. Sec. 10 Red Picacho 7.5' White Jumbo Pegmatite deposit with 7N, 3W massive quartz core. Sec. 28 Battle Flat 7.5' Last Found Massive quartz in 11N, 1E unzoned pegmatite. Sec. 36 Kaiser Spring SE Mammoth Quartz with base metal 14N, 10W 7.5' mineralization in breccia pipe deposit. Sec. 32 Bagdad 15' Ni agara Cl aims Breccia pipe deposit 15N, 9W with quartz cementing the breccia; pockets of quartz crystals are possible.

Sec. 3 RedPicacho7.5' Outpost, Out- Zoned compl ex peg- 7N, 3W post Extension matite containing quartz and Vqrious rare metals, SILICA - QUARTZ LOCAT ION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS YAVAPAI COUNTY (CONT.) Sec. 13 Hurnboldt 7.5' At1 as Copper, Si 1i ceous copper-gold- 13N,1.5E Cheryl Prop., si 1ver mineral i zat ion ; Bauman Prop., past production of Humbol dt Copper fl uxi ng ores. Sec. 11 Smith Peak 7.5' Bull ard, Little Gently dipping quartz 8N, 10W Giant horizon containing base and precious metal mineral i zati on; past production of siliceous fluxing ores. Sec. 16 Weaver Peak 7.5' Cuba, Indep- Past production of 11N, 5W endence, siliceous fluxing Rooney ores containing copper, gold a~d silver from quartz veins. Sec. 33 Morgan Butte 7.5' Gold Bar, Quartz vein contain 9N, 3W O'Brien, 61 ack precious metal miner- Bear, Home- a1 ization. stake, Little Jim, Crown, Interior Mng. & Trust Co., Jenny Lynn Sec. 32 Mayer 7.5' Iowa Group, Past production of 12N, 2E Roese Mining siliceous copper ores Co. Property for copper smelter flux; copper mi neral izati on in ferruginous chert unit. Sec. 34 Weaver Peak 7.5' Monte Cristo, Large zoned pegmatite; 12N, 5W Dixie Queen past production of beryl feldspar and quartz. See. 22 Arrastra Mtn NE New Hope, Quartz pegmatite in 13N,10W 7.5' Good Luck, gneiss or schist. Russel 1 Tung- sten Sec. 5 Humboldt 7.5" Shylock, Si 1i ceous base and 14N, 2E precious metal miner- al i zat i on al ong f aul t in Precambrian schist series. SILICA - QUARTZ LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ---...... ------YAVAPAI COUNTY (CONT.) Sec. 26 Peep1 es Val 1ey Side Bet No. Gold in quartz vein. 12N, 5W 7.5' 1 and 2 Possible source of sil iceous gold ores for copper smelter flux. Sec. 28 Hell Point 7.5' United' States, Copper carbonates in 18N, 1E Supai Claims paleozoic sandstones; past production of siliceous copper ores for copper smelter flux. Sec. 10 Morgan Butte 7.5' Wren Quartz veins containing 8N, 3W copper-precious metal mineralization; pos- sible source of sili- ceous ores for copper smelter flux. Sec. 33 Crown King 7.5' Wansfel 1 Quartz vein containing ION, 1W go1 d-copper mi neral - ization; possible source of siliceous ores for copper smelter flux. Sec. 29 Yarnell 7.5' Yellow Jacket, Quartz vein deposit ION, 4W Old Tunnel 1, contains base and Last Chance, precious metal miner- etc. al izati on. SILLIMANITE GROUP LOCAT I ON QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------COCHISE COUNTY Sec. 15 Wilcox 15' Drury Dumortierite vein in 13S,25E schist.

--LA PAZ COUNTY Secs. Salome 15' Sulfa Group, Kyanite with lesser 31 & 32 Utting 15' Saffire amounts of sillimanite 6N, 14W and andal usi te di ssem- Secs. inated in gneiss; 5&6 includes some higher 5N, 14W grade segregations of kyani te. Sec. 5 Quartzsite 15' Dumortieri te, Kyani te-dumortieri te- 3N, 19W Quartzite, pyrophyllite in quartz Bay1 es mica schist. Sec. 7 Picacho NW 7.5' Clip Wash Blue dumortieri te, 3S,23W kyanite in quartzose schist boulders. Sec. 10 Kofa Butte 15' Alamo Springs Pyrophyllite veins. IN, 16W Area

MARICOPA COUNTY Sec. 13 Sunnyslope 7.5' Seal rock Group Kyanite in 2N, 3E micaceous schist; property i ncl uded in Phoenix city park; small past production.

MOHAVE COUNTY Sec. 27 Virqin- Peak 15' Hummingbird- Kyanite associated 38N, 16W Group with feldspar, muscovite. Secs. Dean Peak 15' Maynard Dis- Sillimanite associated 10 & 15 trict with quartz veins in 19N, 15W schist. Secs. Wabayuma Peak 7.5' Cedar District Andalusite associated 3&4 with quartz veins in 17N, 16W schist. Sec. 13 Artillery Peak 15' Cactus Queen Pyrophyll i tee llN,14W Mine NE1/4 Yucca SE 7.5' Pyrophyllite. 17N, 17W SILLIMANITE GROUP

LOCAT ION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... YAVAPAI COUNTY Sec. 26 Skull Valley 7.5' Granite Mtns. Andalusite-kyanite 15N, 4W reported in schist. Sec. 17 Camp Wood 15' Camp Wood, Sillimanite, anda- 16N, 6W Sill imanite lusite in schist. Group Sec. 33 Bagdad 15' Copper Creek Sillimanite in mica 15N, 9W schist. Sec. 6 Mt. Union 15' Mule Canyon Andalusite occurrence. 11N, 1E N1/2 Mayer 7.5' Andalusite occurrence. ION, 1E Sec. 20 Battle Flat 7.5' Middleton Andal usi te and kyani te 11N, 1E Andal usi te occur in widely separated small pockets and pods at contacts between small, discon- tinuous quartz dikes and schist. SODIUM SULFATE LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS _------_--__------YAVAPAI COUNTY Sec. 1 Camp Verde 7.5' Camp Verde Sal t Past production; flat 13N, 4E Middle Verde 7.5' Mine bedded deposit of thenardite, mirabilite, gypsum, glauberi te, ha1i te cl ay in Cenozoic Verde Formation.

Sec. 19 Horner Mtn. 7.5' Past production; then- 13N, 5E ardite in Cenozoic Verde Formation. SPECIALITY SAND

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... APACHE COUNTY Sec. 2 BarthWell 7.5' Barth We1 1 Rounded silica sand 18N,30E Sand Pits parti cles, past production. Sec. 23 Wide Ruins 7.5' Wide Ruins Area Past production of 23N, 27E Silica Sand hydrofrac sands, from Occurrences Bidahochi Formati on.

Sec. 18 Burntwater Wash Burntwater Mine Active mine producing 22N,29E 7.5' hydrofrac sands, used in oil well industry.

Sec. 2 Klagetoh North Klagetoh Silica sand in the 24N,26E 7.5' Bidahochi Formation.

Sec. 19 Tanner Springs Tanner Springs Silica sand deposits.

22N,26E 7.5' ' Area Si 1ica Sand Occurrences

Sec. 26 Graywater Wash Silica sand deposits in 21N, 26E Silica Sand the Bidahochi Formation Occurrences used as hydrofrac sand. SE 1/4 Lukachukai 15' Lukachukai Mtns Silica sand deposits in 26N, 29E Silica Sand the Chuska Formation. Occurrences

5Mi E. Rough Rock7.5' Silica sand deposits in of Rough the Cow Springs Rock Formation.

6 Mi N. Silica sand deposits in of Black the Morrison Formation. Mtn.

8 Mi NW Silica sand deposits in of Ganado the Carmel Formation.

COCONINO COUNTY NW1/4 Tuba City 7.5' Tuba City Area Sand dunes.

Sec. 16, Garces Mesa 7.5' Red Lake Quartz sand deposit. 17,20 25N, 14E

N1/2 Leupp 15' Leupp Area Quartz sand. 22N, 13E (proj. 1 SPECIALITY SAND LOCATI ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... COCONINO COUNTY (CONT.1 2miles Goldtooth 7.5' Sand deposit in East of Plei stocene formati on. Go1 dtooth Sec. 13 Meteor Crater 7.5' Barringer, Fused silica from 19N, 12.5E Jupiter, Venus meteor impact; past Mars, Saturn production; fused silica in Coconino sandstone shipped for glass and foundry uses.

MOHAVE COUNTY Secs. Wickiup 7.5' Wickiup Area Glauconi tic green 24 & 25 sand beds. 16N, 13W

NAVAJO COUNTY SW1/4 Oraibi 15' Second Mesa

NW1/4 Keams Canyon 15' ' Sand lenses in Mesa 28N, 20E Verde Formati on. Tovar Mesa 15' Pol acca Wash

Chimney Butte 7.5' Coyote Wash Sand lenses in Wingate Formation.

15 mi. SW of Di 1con

Black Mesa Wash 20 mi. NE of Sand lenses within Ne 7.5' Red Lake Plei stocene terrace. (Tonal ea)

Sec. 2 Cibecue 15' Hop Canyon White sandstone in 9N,20E Supai Formati on. Sec. 24 Cibecue 15' Cretaceous sandstone. 8N, 20E Sec. 27 Cibecue 15' Corduroy Creek White quartzitic sand- 8N, 20E Area stone in Supai Formati on SLATE

LOCAT I ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------MARICOPA COUNTY Sec. 5 Daisy Mtn. 7.5' Table Mesa Production of slate from 7N, 3E Sl ate Yavapai schist for use in manufacture of vitreous clay pipe. STRONTIUM LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... -LA - PAZ COUNTY Sec. 25 Hidden Valley 7.5' Amelia Mine, Celesti te as a gangue 3S, 23W Gal 1o with silver, lead and zinc mineralization in fissure fillings along normal faul ts.

Sec. 25 Hidden Valley 7.5' Clip Mine, Celestite as a gangue 3S,23W Silver Clip, mineral in a lensing Blaine vein in a fault zone containing lead and silver mineralization.

Sec. 1 Picacho 7.5' Mendevi 1 Cel estite as a gangue 4S, 23W Claim, Draper mineral in irregul ar veins in a faul t zone containing lead and si1 ver minerali zation.

Sec. 1 Picacho 7.5' Princess & Celestite as a gangue 4S, 23W Hamburg Mines mineral in an irregular fault fissure filling vein containing silver- 1ead -zinc mineral - ization. Sec. 2 Vicksburg 15' Ramsey Mine, Cel estite with barite 3N, 17W R and A gangue in a relatively wide strongly brec- ciated vein zone of fractures and fi ssures containing lead, silver, zinc and copper mineralization. Sec. 36 Picacho 7.5' Saxon Mine, Celesti te with barite 3S,23W Dives, Padre gangue in an irregular Kino fissure vein contain- ing silver-lead-zinc mineral izat i on.

MARICOPA COUNTY Sec. 20 Aguila 15' Milton Ray, Celestite inter- 6N,7W Black Butte, bedded in shaly Agui 1a tuff in Tertiary Celestite formation.

Secs. 3, Theba 15' Montezurna Celestite with 4,5,8, Claims, gypsum in sandstone 9 & 10 Stronti urn and congl omerate . 8S,5W Group STRONTIUM

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------MARICOPA COUNTY JCONT.1 Sec. 29 Theba 15' Bl ac k Gap Gypsum beds with 7S,5W celesti te inter- bedded in a Tertiary tuff. Sec. 29 Goldfield 7.5' Coyote Claim Shear zone in ZN,8E andesite containing lead, zinc, silver, manganese and strontium. VERMICULITE

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------MARICOPA COUNTY Sec. 21 Vulture Mtns 15' Bar FX Ranch Vermiculite occur- 7N,5W rence.

Sec. 4 Valencia7.5' Vermi culi te, Weathered (a1 tered) 1N,3W Sol omon biotite in high biotite zone in gneiss.

MOHAVE COUNTY Sec. 10 Dean Peak 7.5' Valley View Vermiculite occur- 19N, 151 rence.

Sec. 6 Rattlesnake Hi 11 Micro-Cel 1, Vermiculite in a 20N,15W 7.5' Vermi cul ite zone of a granitic Lode rock compl ex.

PINAL COUNTY Sec. 10 Oracle 15' Irene Wash, Vermiculite occur- 10S, 15E Little Matty rence. Claims WOLLASTONITE

LOCAT I ON QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------COCHISE COUNTY Sec. 12 Tombstone 7.5' Silver Thread Fibrous masses of and West Side woll astoni te. Mines

GILA COUNTY Sec. 30 Christmas 7.5' Dripping Massive andradite 4S, 16E Springs Mtns. beds, wollastonite. (approx Sec. 30 Christmas 7.5' Christmas Pit & Green andradi te 4S, 16E Underground, garnet "rock" Inspiration MS resulting from 4443, Gila contact metamor- Copper Sul phi de phism of limestone; Co. Claim, deposit is noted for Saddle Mt Co its copper production; Claims occurrence contains soine wullastonite.

--LA PAZ COUNTY Set. 21 Salome 15' Salome Peak Woll astoni te in meta- 6N, 14W Wol l astoni te morphosed limestone. Sec. 15 Salome 15' Cobra1 1 a Wollastonite replacing 6N, 14W limestone in a contact metamorphic occurrence where contact meta- morphi c mineral s have been developed on a large scale.

PIMA COUNTY Secs. 17, Kino Peak 15' Scarface Mtn. White wollastonite 18,19,20' Area lenses in a1 tered 14S,6W limestone, garnet, Secs. copper mi neral s 13 & 14 14S,7W Secs. Sahuarita 7.5' Santa Rita Moll astoni te and 25 & 36 Mtns. garnet in metamor- 18S, 15E phosed limestone. Sec. 35 Twin Buttes 7.5' Mineral Hill Minor wollastonite 16S, 12E in metamorphosed limestone. ZEOLITES LOCAT ION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ------APACHE COUNTY Sec. 6 Alpine 15' Nutrioso Analcime and Zeol i te clinoptilolite in sandstone.

Sec.11 Alpine 15' Alpine Zeolite Clinoptilolite in tuff. 5N, 30E

COCHISE COUNTY Secs. Bowie 15' Grace 1-4, Chabazi te, analcime, 1842 AKA: San Simon clinoptilol ite, and 12S,29E Creek eronite in Cenozoic 1acustrine vol eanic tuff.

Sec. 12 Cochise 15' Wilcox Playa Analcime in 15S,24E Pleistocene mudstone. Sec. 14 Sunnyside 15' Eureka Canyon Leonhardite 23S, 19E occurrence. Sec. 7 Bowie15' Bowie Chabazi te Producers of chabazi te 12S,30E Deposit from unnamed section of Pl io-Pleistocene 1ake beds within a tuff bed.

GILA COUNTY Sec. 31 Windy Hill 7.5' Dager Ranch Chabazite bed in 5N, 13E Chabazi te brownish-white Deposi t a1 tered vitric tuff.

Sec. 35 El Capitan Mtn. Dripping Spring Chabazi te in a1 tered 3S,15E 7.5' Val 1ey vitric tuff of grayish Chabazi te white color.

Sec. 4 Windy Hill 7.5' Roosevelt Lake Chabazite in three distinct 4N, 13E Chabazi te 1ithologies: 1) a1 tered Depos it vitric tuff, 2) altered ashy mudstone, and 3) a1 tered ashy tuff.

Sec. 34 Windy Hill 7.5' Roosevelt Lake Phillipsite in 5N, 12E Phillipsite altered vitric ash.

Sec. 12 Tonto Basin 7.5' Tonto Basin Chabazite in 6 6N, 10E Chabazi te distinct lithologies- Deposi t a1 1 a1 tered ashy tuffs; also contains traces of clinopti 1 - 01 ite. ZEOLITES

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... GILA COUNTY (CONT.) Sec. 35 Greenback Creek Tonto Basin Chabazite in pinkish- 6N,llE 7.5' East Deposit white a1 tered vi tric tuff. GRAHAM COUNTY Sec. 19 Bowie 15' Arizona Past production of (and Chabazite Mine, chabazite from vitric others) E-Z Claims, tuff in Cenozoic llS,29E San Simon Creek formation. Sec. 28 Buford Hill 7.5' Exposed Tuffaceous beds 7S,21E Rhyol i te Dike containing clinoptilolite and mordenite. Sec. 22 Dry Mountain 7.5' Fl at Tire Zeolites in an a1 tered 8S, 28E volcanic ash with di atomi te beds. Sec. 12 Bowie 15' San Simon Chabazi te, analcime, llS,28E Zeol i te cl i nopti lo1 i te and Deposits eronite in Cenozoic 1acustrine volcanic tuffs. Sec. 34 Bowie 15' NRG Mining Co. Chabazite, analcime, llS,29E Claims cl i nopt i lo1 i te and eronite in Cenozoic lacustrine volcanic tuffs.

GREENLEE COUNTY Sec. 16 Clifton 15' Morenci Clinoptilolite and 3S, 29E Morden i te mordenite in lapilli and tuff in Tertiary formation.

-LA -PAZ COUNTY Sec. 28 Trigo Peaks 15' Trigo Mts. Cl i nopti lo1 i te occurs 1S,21W Clinoptil ite in a massive yellow- i sh-whi te a1 tered clastic tuff inter- bedded with Cretaceous age andesites that include flows, dikes, plugs, tuffs and agglomerates. ZEOLITES LOCAT I ON QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ------LA PAZ COUNTY (CONT.) Set. 36 Swansea 15' Mineral Wash Cl i nopti lo1 i te occurs Cl i nopti 1 i te in altered yellowish- orange colored tuff enclosed by a reddish- violet agglomerate.

MARICOPA COUNTY Sec. 12 Horseshoe Dam 7.5' Horseshoe Dam, . Clino~tilolitein Cl i nopti lo1 i te tuff of Verde Formation; Cretaceous. Sec. 28 Wickenburg 7.5' Wickenburg Rhyol itic tuff 7N, 4W Cl inoptilol i te partially a1 tered to cl inoptilol ite; vol cani cs are Cretaceous.

MOHAVE COUNTY Sec. 25 Secret pass 7.5' Union Pass Mordenite in an Mordeni te a1 tered browni sh- Deposit, Union white pumiceous tuff Pass South, exposed in a road cut. Union Pass West Sec. 11 Wikieup 7.5' East of Big Anal cime, chabazi te, 16N, 13W Sandy River erionite, phillipsite, clinoptilolite in Pl iocene 1 acustrine tuff. Secs. 24, Wikieup 7.5' Wi ki eup Area Green analcime in mud- 25 & 26 stones, Pl iocene Big 16N, 13W Sandy Format i on. Sec. 22 Union Pass 7.5' Union Pass Mordenite in tuff and 21N, 20W lapilli of Tertiary Go1 den Door vol cani cs . Sec. 18 Wikieup 7.5' Green analcime chaba- 15N, 12W zite erunite in Big Sandy Formation; 1 acustrine tuff. Secs. Greenw~odPeak Ye1 1 ow cl i nopt i lo1 i te 29&30 7.5' in tuff within silt- 15N, 12W stone-sandstone. ZEOLITES

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION-COMMENTS ...... MOHAVE COUNTY (CONT.) Sec. 6 Wikieup 7.5' Sycamore Creek Analcime, chabazite, 15N, 12W eronite in Pliocene Secs. lacustrine tuff. 1 & 12 15N, 13W Secs. Artillery Peak 15' Maggie Canyon Analcime in Pliocene 30 & 31 sandstone. 12N, 13W

E1/2 Wikieup 7.5' Big Sandy Pl iocene age Big 16N, 13W Format i on Sandy Formation covers NW1/4 about 30 square miles; 15N, 12W zeolites within the form- ation in lucustrine rocks; mainly mudstone with interbedded tuff and limestone; the zeolite mineral s: anal cime, clinoptilolite, erionite, chabazite and lesser amounts of phi11 ipsite, mor- denite and harmotome have resulted from alteration of vitric tuffs. Sec. 31 Secret Pass 7.5' Black Mtn. Zeolitized tuff bed; 21N, 19W Morden i te zeol ite bed is an a1 tered vi trophyre overlain by a clastic vitric tuff which a1 tered to mordeni te and clinoptilolite. Sec. 20 Wickieup 7.5' Wickieup Vitric tuff beds that 15N, 12W Zeolite Occur- are altered to anal - rence cime, phillipsite, erionite, and at one locality clinoptilolite; part of the Big Sandy Formation. Sec. 31 Artillery Peak 15' Maggie Canyon Analcime reported in 12N, 13W Anal cime Pliocene sandstone. ZEOLITES LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... ------PIMA COUNTY Sec. 1 Arivaca 15' Cerro Col o- Bed of tuff breccia rado Cl inop- and aggl omerate tilite parti a1 ly a1 tered to cl inoptilolite. 16S,4W Mt. Ajo 15' Ajo Mtns. Fl ow encl osed Cl inoptil ite zeolitized tuff bed containing fragments which have a1 tered to clinoptilol ite.

PINAL COUNTY Sec. 25 Picacho Picacho Rese- Analcime in si1t.y 7S, 8E Reservoir 7.5' voir, Analcime cl aystone; ~ertiHn.

YAVAPAI COUNTY Sec. 29 Sam Powell Peak Cat's Pause, Clinoplilolite in 8N, 4W 15' Rhyolite 1-12 zeolitic volcanic tuff used for "kitty litter" and amonium adsorbent. YUMA COUNTY Sec. 23 Willton 15' Muggins Mts. Clinoptilolite bearing 8S, 19W Clinoptilolite tuffs; cl inoptilolite occurs both in a hard, white, a1 tered vitric tuff bed and also in an overlying bed of grayi sh-whi te a1 tered ashy tuff.

Sec. 14 Laguna 15' Dome Cl inop- Cl i nopti lo1 ite assoc- 8S,21W tilolite i ated with bentonite in Tertiary lacustrine tuff. ADDENDUM TO SECOND EDITION

ARIZONA INDUSTRIAL MINERALS Published by the Arizona Department of Mines and Mineral Resources January 1988 LOCAT I ON QUADRANGLE MAP --KNOWN NAMES DESCRI PTION-COMMENTS ------CLAY Mohave County

Sec. 35 Warm Springs Klaner & White kaol i ni te, 17N,19W SE 7.5' Doolin Pits quartz, cri stobal i te in hydrothermally a1 tered vo1 can i c rocks. Past and/or present production. Sec. 6 Grayback Mtns. Burro Creek, Bentonite in rhyol i te 14N, 10W 7.5' Bentonite tuff. Past and/or present production. Sec. 15 Austin Peak 7.5' Bentonite Bentonite over1 aying 20N, 12W PI acer Claims mudstone, sil tstone and sandstone. Sec. 4 Wabayuma Peak Antler, Spuyten Fine fel ty serpentine 17N, 16W 7.5' Duyvi 1 or possibly talc is an apparent breakdown of magnesium-bearing min- erals. Economic poten- tial is not known. Sec. 35 Warm Springs SE Cl ay Deposit Refractory cl ay . 17N,19W 7.5' 3ec. 21 Senator Mtn. 15' Lucky 44 Lacustrine deposit 30N, 20W of interbedded ben- tonitic clay, opal itic silica and fluxial sandy conglomerate. Selenite and calcite crystallization is abundant. Carnolite and uranophane as surface coating on bedding pl anes. Sec. 36 WikieupNM7.5' Giles Clay Clay varying from 16N, 14W Depos i t white to red out- cropping around old lake beds (Pleis- tocene). Sec. 35 Topock 15' Self Benton- Bentonite occurrence. 16N,21W ite ADDENDUM (CONT) LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION- COMMENTS ------GYPSUM

PINAL COUNTY Secs. 1, Lookout Mtn. 7.5' North of Gypsum beds. 2?3,4 Aravai pa Creek 7S, 16E

Sec. 26 Gal iuro Mtn. 15' Reddinytut~ Gypsum beds in 10S, 18E Cenozoic 1ake sediments.

Sec. 19 Clark Ranch 7.5' Whitecl iffs, Gypsum interbedded 9S,18E Arizite Pro- in flat laying ducts, Kaoi in diatomite beds. claims, Arizona Gypsum, Nuez Claims, Oversite Claims

Sec. 16 Clark Ranch 7.5' Day Star Massive gypsum beds 9S, 17E Property in lake sediments. YAVAPAI COUNTY Sec. 18 Camp Verde 7.5' Clear Creek Gypsum beds in Ceno- 14N, 6E Gypsum zbic Verde Formati on.

Sec. 1 Camp Verde 7.5' Camp Verde Past production from 13N, 4E Salt Mine, flat bedded deposit Graham Wing- of thenardite, mira- Field Sulphate bilite, gypsum, gl au- berite, halite, and clay in Cenozoic Verde Formation.

Sec. 22 Camp Verde 7.5' Wingfield Gypsum associated with 13N, 5E Gypsum Deposit, other salines in mud- Wingfield- stone in Cenozoic McLeod Gypsum Verde Formation.

Sec. 21 ChalkMtn. 7.5' Gypsum and Gypsum beds in lake 8N, 6E Kaolin Deposit sediments with inter- bedded clays. (reportedly kaol in?)

Sec. 12 Middle Verde 7.5' Gypsum Beds Gypsum beds in Ceno- 13N, 4E zoic Verde Formation.

Sec. 11 Camp Verde 7.5' Larson Quarry, Past production of 13N, 5E Verde Gypsum gypsum from beds in mudstor~efacies of the Cenozoic Verde Formation; used for cement retarder and agricultural appl ications . ADDENDUM (CONT)

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION- COMMENTS ------MARBLE Maricopa County

Secs. Gladden 15' Sunset Canyon White & colored marble 10 & 11 with some diopside and 5N, 10W tremolite. Occasionally mined for decorative stone.

MICA -La -Paz County Sec. 3 MiddleCampMt. Sugarloaf Peak Rotary hole drilled in 3N,20W 7.5' 1985 on Westworld Inc. cl aims reportedly inter- cepted t200 feet of "fine white sericite" in a quartz-mica schist. PUMICE Cochi se County Secs. Pedregosa Mtns. Natures' Pride Grey pumice reported. 25 & 26 East 7.5' 21S,29E

PYROPHYLLITE -La -Paz County Sec. 3 Middle Camp Mt. Brown Hill (?), White talcose pyro- 3N,20W 7.5' Westworld SP phyl 1i te beneath Claims silicious zones in mesozoic (?) schistose volcanic rocks has been prospected near the surface. Three rotary holes drilled in 1985 reportedly intercepted 250 ft of massive pyrophyllite with silicious partings at a shallow depth. ADDENDUM (CONT)

LOCATION QUADRANGLE MAP KNOWN-- NAMES DESCRIPTION- COMMENTS ...... SALT

APACHE COUNTY 16N,23E numerous Hol brook Basin Extensive ha1 ite deposit Evaporite with some sylvite Deposits bearing zones in Permian formati on. Subsurface halite occurs over an area of about 2300 miles. square mi 1es.

COCHISE COUNTY Sec. 4 Cochise 15' Wilcox Playa - Sodium chloride brine 15S, 24E Brine in dry lake playa deposit.

MARICOPA COUNTY Sec. 19 Waddell 7.5' Halite Occur- Massive deep ha1ite ZN, 1W rence deposit; likely $8 part of Luke Salt Deposit.

Sec. 2 El Mirage 7.5' Luke Salt Massive deep ha1i te ZN, 1W Deposit deposit; production by solution mining.

Sec. 21 El Mirage 7.5' Solid Salt Halite deposit 2N,lW Occurrence encountered in deep water we1 1.

MOHAVE COUNTY Sec. 11 Black Canyon 15' Detrital Valley Buried evaporite 29N,ZlW SaltDeposit, deposit. Zuber

Sec. 14 Blackcanyon 15' Detrital Valley Buriedevaporite

29N,21W Salt Deposit, ' deposit. Kerr McGee We11 1

Sec. 30 Mt. Tipton SE 7.5' Red Lake Area Evaporite deposit 26N, 16W Deposits 1, containing sodium Kerr McGee We1 1 chloride and anhy- 1 drite.

Sec. 28 Music Mtns. SW Red Lake Sal t Evapori te deposit 26N,16W 7.5' Deposits 2, containing sodium Kerr McGee Well chloride and anhy- 2, El Paso drite. Natural Gas Wells ADDENDUM (CONT)

LOCATION QUADRANGLE MAP --KNOWN NAMES DESCRIPTION-COMMENTS ...... ZEOLITES

Pinal County

6S,18E Brandenburg Mt. Hells Half Acre The lowest unit of the 7.5' Tuff Member, extensive ash flow tuff Gal i uro Vol - sequence consists of canics 0-50 ft of we1 1 bedded, probably water 1ain, ye1 1ow -ye1 1ow brown tuff containing pumice lapill & quartz in a matrix a1tered to cli nopt i - lolite. Portions of the middle unit, a massive white to pale pink tuff, have a1 so been reported as locally a1 tered to clinoptilolite.

Secs. Brandenburg Mt. Aravaipa Mem- A non-welded Ma1 tuff 7-114, 7.5' ber, Gal iuro and distal margin of a 23,29-36 Holy Joe Peak 7.5' Volcanics rhyolitic ash flow 6S,18E Klondike 15' sheet have been altered Secs. to clinoptilol i te and 1- 18 locally mordeni te. 7S, 18E A1 tered thickness ranges from 0 to +50 ft. The Aravaipa Member 1ocal 1y under1i es the He1 1s Half Acre Tuff.

Secs. 19, Klondike 15' Tuff of Bear Ash flow tuff sequence 30-34 Holy Joe Peak 7.5' Springs Canyon, which lies below the 6S,18E 7.5' Gal iuro Vol - Aravaipa Member & is canics composed of two units. The lowest, a pink non-we1 ded tuff has been a1 tered to clinoptilolite with traces of quartz, feldspar and biotite. The clinoptilolite is reportedly 0 to 50 ft thick.