WaTEn RESOURCESINVESTIGATIONS O'Brien and W J. Stone, 1984:Ground Water, Newpublications v.22, no. 6, pp.717-727. 83-4l18-B-Maps showing ground-water levels, Volcanogenic-exhalativetungsten mineralization springs, and depth to ground water, Basin and T{MBMMR of Proterozoic age near Santa Fe, New Mexico, Range Province, New Mexico, by B. T. Brady, *Circular L90--The skull of Sphenacodon and implicationsfor exploration,by M. S. Fulp ferocior, D. A. Mulvihill, D. L Hart, and W. H. Lan- and comoarisons with other sphenacodontines Jr., andJ.L. Renshaw,1985: Geology, v.73,pp.66- ger, 7984,6 pp., 2 sheets,scale 1:500,000 (ReptiliaiPelycosauria), by D.-A. Eberth, 1985, 69. 83-411.8-C-Maps showing distribution of dis- 39 pp., 2 tables, 39 figs $4.00 in Virtually complete, disarticulated cranial re- solved solids and dominant chemical type New 0pen-filereports ma\nsof Sohenacodonferociorfrom the Cutler and ground water, Basin and Range Province, and NMBMMR Abo Formations (Lower Permian) of north-cen- Mexico,by T. H. Thompson, R. Chappell, scale *215--Evaluation tral New Mexico are described in detail for the D. L. Hart, Jr., 7984, 5 pp., 2 sheets, of laboratory procedures for de- first time. These descriptions provide the basis 1:500,000. termining soil-water chloride, by B. E. McGurk for the most detailedcomparisons to datewithin 83-41.18-D-Map showing outcrops of granitic and W. f. Stone,1985, 36 pp., 12 tables,2 figs. and the subfamily Sphen- rocks and silicic shallow-intrusive rocks, Basin $7.20 the genus Sphenacodon *21.9-Geology acodontinae. and RangeProvince, New Mexico, by F. A. Hills of the northeastern Gallinas *Circular l9l-Emlsonia cutlerensis,an Early Per- and K. A. Sargent(compilers), 1984, 28 pp., 7 Mountains, SocorroCounty, New Mexico, by L. '. mian dissorophid amphibian from the Cutler sheet,scale 1:500,000. A. Brouillard, 7984,772 pp., 6 tables, 34 figs., 1. Formationof north-centralNew Mexico, bv D. 83-4118-E-Map showing outcrops of thick, dom- pl. $35.90 *22t-Geology S Berman,R R Reisz,and D A. Eberth, i985 inantly argillaceoussedimentary rocks, Basinand and coal resourcesof the Techado Mexico, by W. D. 31 pp., 14 figs. $3 50 RangeProvince, New John- quadrangle, Catron and Cibola Counties, New Recently discovered specimens of the tem- son, Jr. (compiler), 7984,7 pp., 1 sheet, scale Mexico,by Brian Arkell, 1984,24 pp., 5 figs.,2 nospondyl labyrinthodont amphibian Ecolsonia 1:500,000. pls. $7.80 *222-Geology cutlercnsisVaughn (1969)allow a more complete 84-4052-Projected waterlevel declines in the of Veteado Mountain quadrangle, description of the amphibian's anatomy and a Ogallala aquifer in Lea County, New Mexico, west-central New Mexico, Catron and Cibola re-evaluation of its familial Dosition. prepared in cooperation with the New Mexico Counties, by Brian Arkell, 1984,20 pp., 2 ftgs., *Circular lgrlPecosorbis, a niw genus of fresh- State Engineer Office, 1984,84 pp. I pl. $5.s0 water snails (Planorbidae)from New Mexico, by D. W. Taylor,1985, 17 pp.,14 figs. s2.50 FourCorners Geological Society USGS This specieswas known previouslyonly as a Oil and gas fields of the Four Cornersarea, v. 3, *78-467-Geologic map of the Albuquerque 1" x 2" Pliocene fossil, but now is recognized in the 415pp.;7 special,14 general,and 95 field pa- quadrangle, northern New Mexico, compiled by of the southwestU.S. and is living Quaternary pers, 1984(to order,send $55.00 to FCGS,P.O. D. f. Wyant and A. Olson,7978,7 pl. (mylar in the PecosValley of New Mexico. Pecosorbisrs Box 1507,Durango, CO 81302). now availablefor reproduction). $2.25 unusual becauseof its restricteddistribution and *78-607-Preliminary geologicmap of the Socorro habitat in seasonalrock pools. Otherpublications 1" x 2' quadrangle, central New Mexico, com- *Circular l.95-Contributions to Late Cretaceous Micromarker in Permian Castile piled by M. N. Machette, 1978,1' pl. (mylar now paleontology and stratigraphy of New Mexico- beds the Upper Formation, Delaware Basin, west Texas and availablefor reproduction). $2.25 part 1, compiledby D. L. Wolberg,1985, 80 pp., southeastern Mexico,by Beth M. Madsen, 84-508-Availability of hydrologic data in Sanfuan 49 figs. New $6.00 1984: Petrology,v. 54, County, New Mexico,by R. L. Kausing and G. First in a series of circulars devoted to the Journal of Sedimentary no E. Welder, I98/, 776 pp. paleontology and stratigraphy of the Late Cre- 4, pp 7769-7774 *84-720--Annual in the water-resources review, White taceous(chieflv the Turonian-Maestrichtian in- The Mississippian-Pennsylvanianboundary PedregosaBasin, southeasternNew Mexico, by SandsMssile Range,New Mexico, By R. R. Cruz, terval) of New Mexico. Papers in this volume A. K. Armstrong, B. L. Mamet, and R. C. Bur- r9M,30pp $6.00 include: Shark vertebrae from the Upper Cre- ton, 1984: International de taceousPierre Shale, northeastern New Mexico; Neuvieme Congres Stratigraphieet de Geologiedu Carbonifere,vol. Newproject Depositional environments and paleontology of 2-Biostratigraphy, edited by P. K. Sutherland Lewis Shaleto lower Kirtland Shale.seouence USGS andW L Manger,pp.399-405. (Upper Cretaceous),Bisti area;Depositional en- 9570-03881-Thermochronoloqy, by J. F. Sutter. Petrology and geochemistry of the Paliza Canyon vironments of the Naashoibito Member of the The purpose of this project is to employ "high- Formation and the BearheadRhyolite, Keres Kirtland Shale,Upper Cretaceous,San Ba- precision" thermochronology techniques to study Juan Mexico, by sin; and Selachiansfrom the Atarque Sandstone Group, Jemez Mountains, New metamorphism, faulting, ore deposition, and Member of the TresHermanos Formation (Late K. P.Guilbeau andA. M. Kudo, 1985:Geological igneous activity, with special emphasis on the Society America, v.96, pp.108-113, Cretaceous:Turonian), Socorro County. of Bulletin, temporal resolution and duration of these pro- Geologic Map 59-Geology of South Peak quad- 3 tables, 5 figs. cesses.Projected completion date: 1989. Role in mod- rangle, Luna County, New Mexico, by R. E. Cle- of geologicaland geophysicaldata continuedon page42 mons, 1985 eling a southwestern alluvial basin, by K. M. (Will be releasedin summer, 1985;price will be publishedin the next issueof NMG.) NewMexico Geological Society news USGS The officerselected for 1985are Jerry Mueller, President,Kay Hatton, Vice President, Mlscrllarurous INVESTIGATTONSSERIES MAp I-1456-Geologic map and cross sections of the Mora River area, Sangre de Cristo Mountains, Mora County, New Mexico, by E. H. Baltz and J. M. O'Neill, 79M, \at. 35'52'30'to 36', long. 705"12'30' to 705"22'30", scale1 :24,000, 2 sheets. of the areawill be discussed.Travel will be by bus the first two days and by car the third PnornssroNal pApER day. Members should watch for announcementsof triP registration in early August. A questionnairewas sent to membersin March regardingthe inclusion of a subscriptionto l24l-C-Geology and geochronology of Precam- NewMexico Geology in NMGS dues. This subjectalso was included in the agendafor the brian rocks in the Central Interior region of the spring meeting. The area near Truth or Consequencesis being considered for the 1986 United States,by R. E. Denison, E.t. Lidiak, fall field conference.The executivecommittee welcomes volunteer participation in and M. E. Bickford,and E. B. Kisvarsanyi, 1984,20 suggestionsfor future NMGS events. pp., 1 map. 40 May 1985 Nm MexicoGeology tains fossil wood, seeds,twigs, and roots that have Abstracts been partially or completely replaced by the zeo- lites (Modreskiet al., 1983,Rocks and Minerals,v. New Mexico Mineral Symposium 59, pp. L8-281.Amygdules in basaltnear WoIf Creek The 5th annual Mineral Svmposium was held Pasiin Mineral anh-ArchuletaCounties, Colorado November 10-17, 7984,at New Mexico Institute (Hanner, 1976, Mineralo gy Record, v. 7, p. 272), con' of Mining and Technology,Socorro. Following are tain sprays of mordenite, plus heulandite, anal- abstractsfrom talks given at the meeting that con- cime,natrolite, and the rarebarium zeolite,wellsite. cern New Mexico. The numbers in parentheses The vesicles are lined with blue celadonite and refer to locationson the map. dark-brown, crystallized balls of nontronite, an iron-bearingclay mineral. In New Mexico, the most outstanding locality for well-crystallized zeolite MrNrnalocv or El Curnvo BurrE BARTTE- minerals is probably in andesitic lavas along the FLUORITE-GALENADEPoSTT, SoUTHERN SANTA east and middle forks of the Gila River, Catron (Haynes, 7983, Nan Mexico Fr CouNry, New Mrxrco, bv R. M. North and Grant Counties Geology,v. 5, pp. &t-85). Zeolites found here in- and V. T. Mclemore, New Mexico Bureau 2 clude mesolite, chabazite, stilbite, heulandite, an- of Mines and Mineral Resources, Socorro, r Cily alcime,levyne, thomsonite (white fibrous spheres), NM 87801(1) and gonnardite (white compact spheres). Several Barite-fluorite-galena veins occur along a fault zeolite species,including natrolite, tetranatrolite, in limestones, sandstones, and siltstones of the and analcime, occur as microcrystals in gas cavi- YesoFormation (Permian)and sandstonesof the ties of the phonolite sill at Point of Rocks, Colfax - - ----i Glorieta SandstoneMember (Permian) of the San County, Niw Mexico (DeMark, 1984,Mineralogy Andres Formation at El Cuervo (Crow) Butte in Record,v. 15, pp. 149-1.56),associated with other MINE, GRANT southern SantaFe County, New Mexico. The fault MrNEnals oF THE Alsalrena sodium-rich and silica-poor minerals. Other zeo- dips steeply to the west and trends northeast. CouNrv, Nrw Mrxrco, by R. S. DeMark, lite occurrencesin basaltic lava flows include heu- Mineralization has been traced for almost 3 mi 6509Dodd Pl., Albuquerque, NM 87110(3) landite and white fibrous mordenite near La along the fault. Barite veins and pods up to 1 ft TheAlhambramine is locatedin the BlackHawk Madera, Rio Arriba County, New Mexico, and wide occur throughout the 3-5-ft-wide fault zone.