 | | Report (volume) | | GEOLOGICAL SURVEY BULLETIN~2064-rA-R Cover. Looking south at the Mackay stock, southwest of Mackay, Idaho...Information Services Box 25286, Federal Center Denver, CO 80225 Any use of trade, product, or firm names in...of CUSMAP is the development and application of new concepts for the identification of mineral resource...possibly mineralized areas. CUSMAP is providing new information on present and potential mineral supplies...(Kiilsgaard and others, 1986). His work has provided new insight into this important class of mineral deposits |  | | Report (issue) | | who was chief geologist of the Mid-Northern Oil Co. at the time of the investigation, supplied several...Memo., Sept. 18, 1923. 2 Moulton, G. F.. Faulting south of Billings, Mont. : Jour. Geology, vol. 32, pp...Washburne,4 who have reported on the coal of the Eagle formation near Joliet, Fromberg, and Bridger. Campbell...Horn Mountains 7 describes an area considerably south of this one, the subdivisions and nomenclature of...north, the Huntley field 9 on the northeast, and the Crow Indian Reservation 10 on the east. Calvert's report |  | | Report (issue) | | The Yukon River, which runs N. 60° W. along the south side of this district, delimits the Yukon-Porcupine...on the north from the YukonTanana region to the south. The Yukon-Tanana region contains numerous towns...part of Alaska forms a significant boundary, for south of the river are great granitic batholiths of Mesozoic...river such intrusive bodies are absent. Likewise, south of the river the pre-Cambrian rocks have been profoundly...the base. 1 Mertie, J. B., jr., Geology of the Eagle-Circle district, Alaska: U. S. Geol. Survey Bull |  | | Report (volume) | | _____________________________________________ _ 1. Armstrong mine section ____________________________________ _ 2...___________________________________ _ 4. Welton mine-Shotgun Butte section _________________________...Bridge, Pavillion Butte, Shotgun Butte, Eagle Point, Jenkins .Mountain, Bargee, Sheep Ridge, and Kates Basin...quadrangles. The northern boundary lies along the south flank. of the Owl Creek Mountains. Sedimentary rocks...ranging from early Niobrara (Colorado Group) into Eagle (Montana Group). The Mesaverde Formation consists |  | | Report (issue) | | mineralogies, host rocks, geologic setting, and new concepts on genesis. This information was compiled...deposits in Cyprus; John Slack provided data for Bald Mountain, Davis, Ore Hill, and Rosebery; and Norman Page...for north and west, and negative coordinates for south and east. Poorly known locations are indicated ...ferruginous formations were modified to ferruginous chert. Abbreviated modifiers for host rock names are listed...them, it is impossible to keep abreast of all the new information that becomes available. We encourage |  | | Report (issue) | | Cover Illustration Granite tors in western Old Crow Range; ISPG 3566-1 Critical readers Chapter Chapter...(18) Taiga-Nahoni Foldbelt (15) Kandik Basin (14) Eagle Foldbelt (16) Aklavik Arch Comples (5-13) Keele...(13) Campbell Uplift (12) Romanzof Uplift (2) Old Crow-Babbage Depression (3) Barn Uplift (4) Beaufort-Mackenzie...Uplift Dave Lord Uplift Keele Block Barn Uplift and Eagle Foldbelt Unnamed ?mid-Helikian and Hadrynian units...Cap Formation Saline River Formation Franklin Mountain Formation Richardson Trough General statement |  | | Report (volume) | | Distribution Branch, U.S. Geological Survey, 604 South Pickett Street, Alexandria, VA 22304 CONTENTS...formations in the Inland Empire Refinerie~ well 52-34, Crow tribal, Soap Creek dome, Montana. 4. Surface and...Great Plain~ area, Montana and 'Vyomiug, showing mountain.3, basins, and principal axe~ of folding. 7. ~ketch...formation_ 4. Correlation of Jurassic formations of south-central Montana with Upper and Middle Jurassic formations...the Bighorn Basin. The area is mostly within the Crow Iudian Reservation in southwestern Big Horn County |  | Klepper, Montis Ruhl, Ruppel, E.T., Freeman, V.L., Weeks, R.A. (1971) Geology and mineral deposits, east flank of the Elkhorn Mountains, Broadwater County, Montana. Professional Paper 665. US Geological Survey doi:10.3133/pp665 | Report (issue) | | Formations_______________________ 4. Colorado Formation near south end of mapped area______________________________________...lower adit (Kleinschmidt mine), Edna No.2 adit, Silver Saddle adit, and January mine, Winston mining district...maps of the Diamond Hill mine area, Blacksmith mine, and Little Giant mine, Hassel mining district, and...----------6. Geologic map of the Iron Cross magnetite mine _______________________ --: __ --------------------...----------------------------------2. Summary of mine production, east flank of Elkhorn Mountains---- |  | Kelson, C. R., Crowe, D. E., Stein, H. J. (2008) Geochemical and Geochronological Constraints on Mineralization within the Hilltop, Lewis, and Bullion Mining Districts, Battle Mountain-Eureka Trend, Nevada. Economic Geology, 103 (7) 1483-1506 doi:10.2113/gsecongeo.103.7.1483 | Journal (article/letter/editorial) | | Hilltop, Lewis, and Bullion Mining Districts, Battle Mountain-Eureka Trend, Nevada CHRISTOPHER R. KELSON,† Department...Geology, State University of New York, College at Potsdam, Potsdam, New York 13676 DOUGLAS E. CROWE...County, Nevada, are part of the greater Battle Mountain-Eureka trend. Historic production of mostly Ag...some intrusive rocks host vein-type mineralization. New and previously published radiometric ages for primary...metal mineralization (e.g., 38.3 ± 0.1 Ma: Gray Eagle mine, Bullion district) and nearby intrusive rocks |  | | Book (edition) | | VJTeology of Alaska Cathy Connor Daniel O’Haire MOUNTAIN PRESS PUBLISHING COMPANY MISSOULA 1988 Copyright...ISBN 0-87842-213-7 (pbk.) Printed in the U.S.A. Mountain Press Publishing Company P.O. Box 2399 Missoula...Elsewhere, the routes are described east to west or south to north. The ferry routes are treated just like...O’Haire lives in Anchor¬ age and was responsible for south-central and interior Alaska, plus the Pipeline Haul...Junction—Fairbanks.129 Tetlin Junction—Eagle.133 Chapter III. South-Central Alaska.137 Anchorage and the |  | | Report (volume) | | Telegraph Creek formation.._______________________ Eagle sandstone.__-__-_-___-__i___________________ Claggett...-----------_----_-------__-__-. Big Horn and Pryor Mountain uplifts...________-_-__-_--_______Minor structural...Claggett shale__________________________________ Eagle sandstone.__----___-_-___-_--_-______-____ Telegraph...Horn County, part of Yellowstone County, and the Crow Indian Reservation, Mont. In pocket 2. A, Typical...Map showing extent of terraces and alluvium in the Crow Indian Reservation and adjacent areas.___ _-- __--_ |  | | Report (issue) | | ............................ 22 Implications of new mapping between Tozitna and Yukon Rivers ..........and Black River quadrangles; H. L. Foster, in the Eagle quadrangle and the Yukon-Tanana upland; R. M. Chapman...(ALASKA) 9 Black River 1 Arctic 2 3 4 5 6 7 8 Table Mountain Chandalar Christian Coleen Settles Beaver Fort...Melozitna Tanana Livengood Circle Charley River Eagle YUKON TERRITORY 1:250,000 QUADRANGLES (CANADA)...(CANADA) 16 Blow River - Davidson Mtns. 17 Old Crow 19 Ogilvie River 18 Porcupine River 20 Dawson Figure 1 |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | wide range of mineral deposit types. In addition to new deposits of gold, silver, and platinum group elements...advanced concepts in ore deposit modeling as well as new exploration techniques. The vast and virtually unexplored...resources of Colombia and to assess the potential for new mineral discoveries within the framework of lithostratigraphic...metasedimentary and metaigneous rocks. Significant new resources of sedimentary barite, shale-hosted lead-zinc-silver...similarly as a reference framework to be added to as new information becomes available. 8) Studies in classic |  | | Book | | ARCHIPELAGO .H. R. Balkwill 39 GRAVITY IN THE PRINCE OF WALES, SOMERSET, AND NORTHERN BAFFIN ISLANDS REGION.A...HISTORY OF EARLY PALEO¬ ZOIC ROCKS FROM PRINCE OF WALES AND SOMERSET ISLANDS N.W.T.J. Dixon 127 LITHOLOGIES...CARBONIFEROUS AND PERMIAN STRATIGRAPHY, SOUTHERN EAGLE PLAIN, YUKON TERRITORY, CANADA . . . A. D. Graham...plumb, leaky, and with imperfect foundations. A new synthesis, like the home of the settled farmer, with...not have to wait too long for the erection of a new, advanced synthesis of the geology of the Canadian |  | | Report (issue) | | plains border the uplands on the north, east, and south, extend broadly into the principal valleys of the...abruptly around the head of North Fork and runs south by southwest past the west end of the lake and then...extraordinarily large number of distinct streams. The south, east, and north slopes drain into the Kantishna...east, the North Fork of Kuskokwim River on the south, and the Chitanana on the west. The westerly and...Uplands partly border the basin on the east and south only. The extreme distance in a direct line from |  | | Report (volume) | | Otis Smith, Director Bulletin 816 GEOLOGY OF THE EAGLE-CIRCLE DISTRICT, ALASKA BY J. B. MERTIE, JR. 1...volcanics_________________________..__ Argillite, chert, and cherty grit_____ __________ Carboniferous ..._______ Circle volcanics._-___ _______________ Chert formation._____________________________ Calico Bluff...limestone of Silurian (?) age from west slope of Loop Mountain, Yukon Territory. _ ___._-___. __ _. 5. A, Fossiliferous...Woodchopper Creek _____ 6. A, Lower Mississippian chert formation on the east bank of the Yukon River just |  | | Report (volume) | | series, a geologic name commonly used in the State of New York, is listed under the Canadian province of Ontario...Eodgers, John, 1957, Principles of stratigraphy: New York, John Wiley and Sons, 356 p. Durham, J. W.,...Suggestions in stratigraphic nomenclature: Science, new ser., v. 76, no. 1978, p. 489. Hedberg, H. D., 1948... Biostratigraphic study of Miocene Ostracoda of New Jersey, Maryland, and Virginia: Jour. Paleontology...Canada Pleistocene fChamplain period l (Vermont-New York-Quebec) Iroquois stage * (Great Lakes region) |  | | Report (volume) | | correlation......................................... 59 Chert...................................................Point to Clam Gulch.............. Isolated areas south of Kachemak Bay .................. Other exposures...prospects................ Resurrection Bay Mining Co. 's prospect................. Tozier-Lane Northern...Light Group...................... Mile Four Mining Co .................................. Brewer Alaska...and prospects Continued. Page. Primrose Mining Co................................... 146 Lower Porcupine |  | | Catalog/List | | !David New P,m Officc Box 278 • Minerals Anaconcs.,Washington98221 U.S.A. Tclcphonc (206) 293-2255 ...5. 6. 7. E:. 9. 10. 11. 12. Camp Bird mine, Ouray Co., Colorado Choice rich brassy-golden 5x5 to...sulfide vein section. 2xl-3/4xl/2" $85.00 Idarado mine, Ouray Co., Colorado Choice golden thin polished slice...Weight: 39 g. 2x3-3/4xl/8" $ 150.00 Caribou mine, Ouray Co., Colorado Superb rich orassy-golåen fine grained...3-1/4x2··1/4xl-1/2" $ 350.00 Golden Crown mine, Hunboldt Co., Nevada Select bright golden elongated micro |  | | Report (volume) | | -______-_-__--____ nz IV COXTEBTTS 4 The rocks Continued. Wales group, by Theodore Chapin and A. F. Buddington_________..._____________________________________________ Prince of Wales and neighboring islands.____________________ Character...belt of metamorphic rocks--___-_-_---_ Prince of Wales-Chichagof belt... _______ ... ________ Kuiu-Heceta...between formations__-___-_____-----------___-------Wales group (Ordovician, Silurian, and Devonian)____________...cross folding__________________________ Prince of Wales-Kuiu anticlinorium.________________________ General |  | | Journal (article/letter/editorial) | | World News on Mineral Occurrences Items on new finds are desired. Please send them in. Abbreviations:...ph—phosphoresces ALABAMA—Barite occurs near Margerum, Colbert Co., Ala., so w e have been informed by William M. Johnson...Metate asbestos mine near Globe (Gila Co.), Ariz. Mr. Jack Neal, one of the owners of the mine, states that...that it occurs in large quantity throughout the mine."— letter dated July 1, 1955, from C. C. Corley, 2534...more massive piece. Having seen a great deal of chert in northern Arkansas and southern Missouri, I am |  | King, Philip Burke, Henbest, Lloyd G., Yochelson, E.L., Cloud, P.E., Duncan, Helen, Finks, R.M., Sohn, I.G. (1965) Geology of the Sierra Diablo region, Texas, with special determinative studies of Permian fossils. Professional Paper 480. US Geological Survey doi:10.3133/pp480 | Report (issue) | | interpretation of the varied rocks and structures of a mountain range and its foothills in the Trans-Pecos Region^...Geography ___________________________________ Mountain areas _______________________________ Lowland...Precambrian and Precambrian(?) rocks.___________ Carrizo Mountain Formation_________________ Sequence in Carrizo...__________________ Igneous rocks intrusive into Carrizo Mountain Formation _________________________ _ ... Metarhyolite...___ Southwest of Eagle Flat.________-___. Sierra Diablo foothills and Cox Mountain. . Outlying areas |  | | Report (issue) | | . . . . . . . . . . . . . . . . . . Falcon gold mine . . . . . . . . . . . . . . . . . . . . . . . ..... . .. . . . . . . . . . . . . . . . . McMillan Mine . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . .. Massey mine .. .. . . . . . . . ..... ... .. . . . . . . . ...Pronto uranium mine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cheney mine . . . . . . ...conglomerate) . . . . . . . . . . . . . . Havilah mine . . . . . . . . . . . . . . . . . . . . . . . . |  | | Book | | our knowledge and enjoyment of this great owners, mine and quarry operators and science by collecting....reclamation projects in old mining areas, because new construction covers up old sites, or because quarries...hobbyists have nowhere to start. On the other hand, new discoveries are being made each year; exploration...used more often by field collectors, giving them a new edge. Other collectors are out collecting by boat...agate ever reported was found in Minnesota, and new species of fossils have been collected in Illinois |  | | Report (volume) | | Commission." Bibliography: p. 91-93. 1. Geology Utah Juab Co. 2. Fluorspar. i. Osterwald, Frank W., joint author...11. Title: Thomas Range fluorspar district, Juab Co., Utah. (Series) OE75.B9 no. 1069 Copy 2. 557.9244...pipe.____________-______.________-_-_---______--__ South pipe______________________________________________...district. Geologic map of south end, Spors Mountain. Geologic map of Eagle Rock Ridge. A, Fish Haven...magnesia content of limestone and dolomite from Spors Mountain._______________________________________ 4. Stratigraphic |
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