Stratigraphy, 1968
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Stratigraphy, 1968 GEOLOGICAL SURVEY BULLETIN 1274 This volume was published as separate chapters A-Q UNITED STATES DEPARTMENT OF THE INTERIOR WALTER J. HICKEL, Secretary GEOLOGICAL SURVEY William T. Pecora, Director CONTENTS [Letters designate the separately published chapters] (A) Changes in stratigraphic nomenclature by the U.S. Geological Survey, 1967, by George V. Cohee, Robert G. Bates, and Wilna B. Wright. (B) Stratigraphy of the Albemarle Group of the Carolina slate belt in central North Carolina, by Arvid A. Stromquist and Harold W. Sundelius. (C) New and revised stratigraphic names in the Santa Rita Mountains of south- . eastern Arizona, by Harald Drewes. (D) The coal-bearing group in the Nenana coal field, Alaska, by Clyde Wahr- haftig, Jack A. Wolfe, Estella B. Leopold, and Marvin A. Lanphere. (E) Definition of Wisconsinan Stage, by John C. Frye, H. B. Willman, Meyer Rubin, and Robert F. Black. (F) The Reany Creek Formation, Marquette County, Michigan, by Willard P. Puffett. (G) The Aguada Limestone of northwestern Puerto Rico, by Watson H. Monroe. (H) Cretaceous Tertiary boundary in New Jersey, Delaware, and eastern Maryland, by James P. Minard, James P. Owens, Norman F. Sohl, Harold E. Gill, and James F. Mello. (I) Six new Paleozoic and Mesozoic formations in east-central Alaska, by Earl E. Brabb. (J) Four new members of the Upper Cretaceous Straight Cliffs Formation in the southeastern Kaiparowits region, Kane County, Utah, by Fred Peterson. (K) Summary of Cretaceous stratigraphy in part of the McCarthy quadrangle, Alaska., by D. L. Jones and E. M. MacKevett, Jr. (L) The Quimby and Greenvale Cove Formations in western Maine, by Robert H. Moench. (M) Paleocene and lower Eocene units in the southern part of the Piceance Creek basin, Colorado, by John R. Donnell. (N) The Chinle (Upper Triassic) and Sundance (Upper Jurassic) Formations in north-central Colorado, by G. N. Pipiringos, W. J. Hail, and G. A. Izett. (0) Change in stratigraphic nomenclature in the Cretaceous System, east- central Puerto Rico, by Reginald P. Briggs. (P) Stratigraphic nomenclature of volcanic rocks in the Jemez Mountains, New Mexico, by R. A. Bailey, R. L. Smith, and C. S. Ross. (Q) The Skolai Group in the McCarthy B-4, C-4, and C-5 quadrangles, Wrangell Mountains, Alaska, by James G. Smith and E. M. MacKevett, Jr. rU. S. GOVERNMENT PRINTING OFFICE : 1969 O - 362-652 Changes in Stratigraphic Nomenclature by the U.S. Geological Survey 1967 By GEORGE V. COHEE, ROBERT G. BATES, and WILNA B. WRIGHT CONTRIBUTIONS TO STRATIGRAPHY GEOLOGICAL SURVEY BULLETIN 1274-A UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON : 1969 UNITED STATES DEPARTMENT OF THE INTERIOR WALTER J. HICKEL, Secretary GEOLOGICAL SURVEY William T. Pecora, Director For sale by the Superintendent of Documents, U.S. Government Printing Office Washington, D.C. 20402 - Price 40 cents (paper cover) CONTENTS Page Listings of nomenclatural changes.__________________________________ Al Upper Paleozoic formations of the Mountain City area, Elko County, Nevada, by R. R. Coats________________________________________ 22 Grossman Formation_________________________________________ 22 Banner Formation..._---___-_-______-.____--._.-__._..._.______ 24 Nelson Formation._----_____-______-_______-_..._.___.________ 25 Mountain City Formation______________________________________ 26 Reservation Hill Formation___________________________________ 26 New formations on Kodiak and adjacent islands, Alaska, by George W. Moore____------------------------------------------------------ 27 Uyak Formation.______________________________________________ 28 Kodiak Formation._----_-_-_____-_________.________,____-___._ 28 Ghost Rocks Formation.._._.--_._..___...-___.__.___.__._-.__. 31 Sitkalidak Formation._________________________________________ 32 Sitkinak Formation._-_-_-_---___-__.__-._.-_-__.___.__-_-_____ 33 Narrow Cape Formation.______________________________________ 33 Tugidak Formation.-_-.____----__--_-___-_-_____._____-_-____- 34 Three newly named Jurassic formations in the McCarthy C-5 quadrangle, Alaska, by E. M. MacKevett, Jr._......__.._..._..__._»..-.-_-.-. 35 Lubbe Creek Formation__________________________________-_._-_ 37 Nizina Mountain Formation____----____---_-__-_______----_-_-- 42 Root Glacier Formation..-...---------------------------------- 45 The Wehutty Formation of North Carolina, by Robert M. Hernon____-. 49 Stratigraphic relations and thickness.___-____-_-___-___-_---_---- 50 Lithology __-___-_---_-_---_---_-_-------------------------- 50 Schist.--.---------.-------------------------------------- 50 Metasandstone.________._____--___-___-.-__----_---------- 52 Metaconglomerate.- _ -_-_-_-_---_-------------------------- 52 References cited..___________-___-___------------------------------ 53 in IV CONTENTS ILLUSTRATIONS Page FIGURES 1-3. Index maps: 1. The Mountain City and Owyhee quadrangles, Elko County, Nev., and Owyhee County, Idaho_____ __ A23 2. Kodiak and adjacent islands, Alaska______,_-___- 29 3. McCarthy C-5 and nearby quadrangles, Alaska...__ 36 4. Generalized geologic map of the Lubbe Creek, Nizina Mountain, and Root Glacier Formations in the McCarthy C-5 quadrangle___---_----_--__---_--------__---___- 38 5. Photograph of Lubbe Creek Formation near the head of Lubbe Creek.________-_.__.._-______.___-__-_---- 40 6. Composite columnar section showing the Lubbe Creek, Nizina Mountain, and Root Glacier Formations.--------- 41 7. Photograph of the Nizina Mountain Formation unconform- ably overlain by Cretaceous marine sedimentary rocks. _. 43 8. Photograph of conglomerate of the Root Glacier Formation east of McCarthy Creek.___-__________..-_-______._-. 47 CONTRIBUTIONS TO STRATIGRAPHY CHANGES IN STRATIGRAPHIC NOMENCLATURE BY THE U.S. GEOLOGICAL SURVEY, 1967 By GEORGE V. COHEE, EGBERT G. BATES, and WILNA B. WRIGHT LISTINGS OF NOMENCLATURAL, CHANGES In the following table, stratigraphic names adopted, revised, reinstated, or abandoned are listed alphabetically. The age of the unit, the revision, the area involved, the author's name, and date of publication of the report are given. The publications in which the changes in nomenclature were made are listed in the references at the end of this publication. The capitalization of age terms in the age column follows official usage. Al A2 CONTRIBUTIONS TO STRATIGRAPHY *°It §.255 a 2 a o-S d S.aag ta m « M S ffrlt g .S?2-;2PM S « E PQ BJ2.S 5*15'3--N 05 ° S gsai -h^oB S3 « CT3 C f §!!§ o3 t. O CQ Z 0| 'SS'"''3 S o-s H -S^gfe "§ o§ ^!5 5_|?|^ ~§ ® s^-saa ^g03 sofee. *g *d - S. o S fl^SS-SE S-o ? 2 : Q.C £1§ ,J5, <J_§S2«H) 3« 51 5-SS^^^ c« of^S PI>: P *« ;«iA^; ;«dTS^^-o^^w-dfe^^iKO ..ESP^.S p-sfecs,?411 iS 05(35^ 1 * 8 ; 2 -g 03 03 «® 91 s ^3 £ 5 M § to D 1 I ? g 3 a | to H 3 Si II sa 05S a73 O g OS! >? >> >.'( C8 « 05 <S > A W W W a I I Arcturus Formation - - --------- ...- Early Permian...------------- Nevada..------..----------------- Age changed form Permian to Early Permian. (Ketner, 1967.) Ashlock Formation_..............._.-...--- Late Ordovician (Cincinnat- central Kentucky._..._--...- In central Kentucky, from Richmond north to ian). Owingsville, the Gilbert and Stingy Creek Members of the Ashlock Formation are replaced by the Grant Lake Member. (Simmons, 1967b.) Aspinwall Limestone Member (of Onaga Shale)- Early Permian.------_..--.- northeastern Kansas....-__.... Age changed from Permian to Early Permian. o (Johnson and Wagner, 1967.) hrt Austin Glen Member (of Normanskill Shale) ... Middle Ordovician............ eastern New York................ Austin Ulen Member of Ruedemann (1942) adopted. S (Zen, 1967.) >2j Avoca Limestone Member (of Lecompton Lime- Late Pennsylvanian (Virgil)., northeastern Kansas.............. Avoca Limestone Member of Condra (1927) adopted. Q stone) (Johnson and Adkison, 1967.) & Bakken Formation__-----.-.-----------.-..--- Late Devonian and Early Montana and North Dakota__.. Age changed from Late Devonian(?) and Early QD Mississippian. Mississippian to Late Devonian and Early Mississippian. H (Sandberg and Klapper, 1967.) -^ Banjo Point Formation..__.....-.-.-.-.-..... Oligocene(?).-.-.------------- Alaska. ..................... Age changed from Oligocene or Miocene to Oligo- ... cene(?). 2 (MacNeil, 1967.) S Bauers Tuff Member (of Quichapa Formation)..- Oligocene or Miocene..-......- southwestern Utah_............. Bauers Tuff Member of Mackin (1960) adopted. j> (Averitt, 1967.) {3 Bay of Pillars Formation_.._............._ Late Silurian........._..._ southeastern Alaska_...__._ New name adopted. (-; (Muffler, 1967.) O Bean Canyon Formation .......__...__ late Paleozoic(?)_.-.--..--.- southeastern California___... Age changed from Paleozoic(?) to late Paleozoic(?). c3 (Dibblee, I967a.) £ Bedrock Spring Formation . .._..___ ... middle(?) Pliocene-.-.-.-.-.-.-.-.-do__...-_--...______ Age changed from middle Pliocene to middle(?) 2 Pliocene. Pj (Dibblee, 1967a.) Q Beebe Limestone Member (of West Castleton Early Cambrian.............. western Vermont__..-.------.-. Reduced in rank from Beebe Limestone to Beebe Formation). Limestone Member. *-* (Zen, 1967.) r> Beil Limestone Member (of Lecompton Lime- Late Pennsylvanian (Virgil).. northeastern Kansas____.___ Beil Limestone Member of Condra (1930) adopted. t^ stone). (Johnson and Adkison, 1967.) Q Big Hole Basalt___........_.___.,_... Pleistocene..-.--.__.__... southeastern Idaho___....._. Included in Snake River Group. S (Mundorff, 1967.) % Big Snowy Group__..... __.____.___ Late Mississippian.--___... Montana and North Dakota___ Big Snowy Group