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| and Bromargyrite in Volcanic Rocks near Silver Cliff, Colorado GEOLOGICAL SURVEY BULLETIN 1 J82-C ...and Bromargyrite in Volcanic Rocks near Silver Cliff, Colorado By FRED A. HILDEBRAND and ELWIN L. MOSIER...describes silver minerals, especially a new variety of cryptomelane, and explains why unmined silver ores...ores remain at the surface in this old mining district UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON................................................. Mining history ...................................... |
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| and Duncan mining districts, Grant and Hidalgo Counties, New Mexico, and Greenlee County, Arizona By...imply endorsement by the U.S. Government. Denver, Colorado CONTENTS Page Location......................... Mining districts, mines, and mineralization............................. Steeple Rock district......subdistrict................................... Duncan district.................................................mines and prospects in the Steeple Rock and Duncan mining districts.. Aeromagnetic map of Brushy Mountain |
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| Castle Peaks Wilderness Study Area, San Bernardino County, California OCT 2 9 198 DO.:MIENTS DLPOS1TORY...Castle Peaks Wilderness Study Area, San Bernardino County, California By DAVID A. MILLER, JAMES G. FRISKEN...Castle Peaks Wilderness Study Area, San Bernardino County, California. (U.S. Geological Survey Bulletin 1713—A)...California Desert Conservation Area, San Bernardino County, California. CONTENTS Summary Al Abstract 1...Introduction 3 Appraisal of identified resources 3 Mining activity 3 Description of properties 6 Assessment |
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| 553-566 Structural Controls in the Red River District, New Mexico K. F. CLARK Abstract Granite stocks...east-northeasttrending graben in the Red River district, New Mexico. The stocksare localized in an area...Fissure-veindepositscontaininggold, copper,lead, zinc and silver have several trends and occur both within and outside...Introduction RECENT mapping in the Red River district, New Mexico, reveals the overall structural fabric...apparenton the higher peaksnorth and southof the district,are generallyabsent. However the area has view |
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| the North American stratigraphic code. Denver, Colorado CONTENTS Page Description of map units.......fanglomerate with abundant very light gray, angular, rhyolite fragments up to 30 cm across. Upper part consists...about 300 ft (90 m) RHYOLITE OF MULE MOUNTAINS (MIOCENE) Trm Trvm Ttm Rhyolite flows Very light gray...flow-laminated, aphanitic to slightly porphyritic rhyolite; basal part of some flows consists of black vitrophyre...correlates with Mule Mountain Rhyolite of Rhodes and Smith (1973) and Rhyolite of Mule Creek (Ratt6 and Brooks |
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| REPORT ECONOMIC GEOLOGT 7 SILVERTON QUADRANGLE, COLORADO FREDERICK RANSOME WASHINGTON GOVERNMENT PRINTING.................../................:. Methods of mining and treatment of ores....-....--. ...... ............. ................ ...... ....... Lodes of Silver Lake Basin... ..................... ................. .................... ............... Silver Lake mine..... . -.-.-..--....-.---..-.-. ............Iowa mine ........ ....^..................... ^. ...................... 157 Royal Tiger mine...... |
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| BLACK MOUNTAINS, AND.GRAND WASH CLIFFS MOHAVE COUNTY, ARIZOiNA BY F. C. SCHRADER WASHINGTON GOVERNMENT...Physiographic features_____________________________ 17 Colorado Plateau_______________________ Great Basin province__________...Mountains ______________________ Black Mountains, or Colorado Range____________ Eldorado Range____________________________...Undifferentiated volcanic rocks_____________ _ 37 Rhyolite series______ _-__________ __ 40 Younger andesite...__ .___ 44 Mining districts._____________ ______.____ ___ 45 Production of Mohave County._____________ |
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| and Ore Deposits rOf the Steeple Rock Mining District, Grant County "New Mexico M ^: By ROY L. GRIGGS and...--Diorite____________________________________________________ Rhyolite----.--------------------------------------------Structure... Center-Pennsylvania mine. _____________________________________ East Camp mine ____________________...__________________________ Mohawk mine._______________________________________________ Other mines.-__-_-------...the Carlisle mine area. Geologic map of the Carlisle mine. Sections through the Carlisle mine. FIGURE 1 |
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| WEST-CENTRAL ARIZONA AND PART OF SAN BERNARDINO COUNTY, CALIFORNIA DEPARTMENT OF THE INTERIOR DONALD...areas-west-central Arizona and part of San Bernardino County, California; ch. B) Bibliography Supt. of Docs...areaswest-central Arizona and part of San Bernardino County, California; ch. B 557.3 s OE75.B9 No. 1701-B [TN24...Acknowledgments 6 Appraisal of identified resources 6 Mining history 6 Appraisal of sites examined 7 Gold mines...WEST-CENTRAL ARIZONA AND PART OF SAN BERNARDINO COUNTY, CALIFORNIA Mineral Resources of the Lower Burro |
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| ________ Mineralogy of the contact zone at the Dewey mine by Jewell J. Glass ________________ Description...Table Mountain __ _______ ___________ 85 Sultan Mine area ______ __ _____ ______ 85 86 D evil Peak area...___ Paymaster Mine__ ______________ ____ Brannigan Mine _____ __ _____________ Oro Fino Mine_ ___________________...prospects__ _____ ________ Red Cloud Mine ____________________ Oro Amigo Mine __________________ __ Chaquita...Turner and Mallet Mine.__ ____ Sulphide Queen Mine_____ _____ _____ Morning Star Mine ____ ___ ______ ____ |
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| OF PARTS OF THE NORTHWESTERN SAN JUAN MOUNTAINS COLORADO By W. S. Burbank and Charles T. Pierson UNITED...PARTS OF THE NORTHWESTERN SAN JUAN MOUNTAINS, COLORADO By W. S. Burbank and Charles T. Pierson This...PARTS OF THE NORTHWESTERN SAN JUAN MOUNTAINS, COLORADO CONTENTS Page Abstract.........................Cochetopa area, Gunnison County....... Cebolla mining district, Gunnison County..........................deposits ................... Upper Uncompahgre district, Ouray County....................... General geology |
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| National Forest RARE II and wilderness areas in Colorado Compiled By Robert P. Dickerson 1 Open-File Report...standards and stratigraphic nomenclature. Denver, Colorado CONTENTS (See also indices listings, p. 173)...National Forest RARE II and wilderness lands, Colorado.............. vi in pocket INTRODUCTION Information...National Forest lands and National Grasslands in Colorado, that have been, or are being, considered for...included in the Wilderness System. Many areas in Colorado lack such surveys; therefore, information from |
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| Related to Bullfrog Hills Caldera, Nye County, Nevada and Inyo County, California By HENRY R. CORNWALL and...____ Air-fall tuffs__________________________ Rhyolite flows and intrusives_________________ Basalt flows...Fluorspar__ _ ___________________________________ Daisy mine.___________--__----_----__-_-_Geologic setting....Hills caldera near Beatty. 6. Mine workings of the Daisy fluorspar mine. 7. Geologic map of levels 3,...8, Daisy fluorspar mine. 8. Geologic map of levels 9 to 13, Daisy fluorspar mine. 9. Longitudinal and |
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| IN U.».A. R-m DESERT FEVER f An Overview of Mining in the California Desert Larry M. Vredenburgh...an overview of mining in cl981, S. F. PUBLIC LIBRARX This publication and related mining and historical...Special First Edition of Desert Fever: An Overview of Mining in the California Desert has been limited to 1...Future Imperial County 7 Riverside County 24 San Bernardino County Kern County 181 Inyo County 222 58 269...269 Summary of Mining in the California Desert Bibliography 284 Glossary of Mining Terms 299 Index 305 |
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| ........................ 5 5 Distribution of mining districts..................................................................................... Colorado......................................................................... PART II. Catalogue of mining districts, by J. M. Hill..................................................... Classification of mining districts........................................counties....................................... Colorado.............................................. |
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| Mexico communities. October 2-6—San Bernardino County Fair, Victorville, California. October 3-4—Feast...Springs, California. October 11-13—Fourth Annual Colorado River Cruise and Rodeo, Blythe, California. October...Annual Trailer Rally, Palm Springs, California. Pima County Fair, October 25-28 Tucson. October 26—'49ers Celebration... Socorro, New Mexico. October 31—Annual Chaves County Youth Parade and Hallowe'en Festival, Roswell,...w l e d g e 14 Cooking for Twenty At a Mercury Mine By BETTY WASHLAKE . M a r i n e Treasures From the |
 | McDowell, Susanne M., Overton, Sarah, Fisher, Christopher M., Frazier, William O., Miller, Calvin F., Miller, Jonathan S., Economos, Rita C. (2016) Hafnium, oxygen, neodymium, strontium, and lead isotopic constraints on magmatic evolution of the supereruptive southern Black Mountains volcanic center, Arizona, U.S.A.: A combined LASS zircon–whole-rock study. American Mineralogist, 101 (2) 311-327 doi:10.2138/am-2016-5127 | Journal (article/letter/editorial) |
| and Environmental Sciences, Vanderbilt University, PMB 351805, 2301 Vanderbilt Place, Nashville, Tennessee...Spring Tuff (PST), erupted at 18.8 Ma from the Silver Creek caldera in the southern Black Mountains volcanic...supereruption-scale ignimbrite in the northern Colorado River Extensional Corridor. The SBMVC contains...95–39.29) that fall within the spectrum of Miocene Colorado River Extensional Corridor rocks and are consistent...homogenized than the PST itself; (2) intrusions in the Silver Creek caldera are petrogenetically distinct from |
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| could not have come into being. The history of the Silver State and the story of these iron horses are forever... University of Nevada Press, Reno, Nevada 89557 USA Myrick: Volume I was originally published by HowellNorth...Bullfrog, 1904 — Montgomery-Shoshone mine — Founding of Rhyolite —Senator Clark’s early survey — Borax... Smith sells out and moves to Ludlow— Life in Rhyolite — J. Ross Clark begins construction of LV&T ...right of way through Gold Center, Beatty and Rhyolite — Mining and town lot excitement — Transvaal— First |
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| Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |
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| ............................................. Colorado........................................................................................ 102 District of Columbia ....................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...abundant it may have been completely exhausted by mining or quarrying. Deposits of minerals that are widely...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |
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| it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...abundant, it may have been completely exhausted by mining or quarrying. Deposits of minerals of wide distribution...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |
 | Collins, Donley S., Cobban, Robert R., Foord, Eugene E., Murphy, Jack A. (1989) Bibliography for update and revision of U.S.G.S. Bulletin 1114, Minerals of Colorado -- a 100 year record, by Edwin B. Eckel, Part A - Paper copy --Bibliography data file disks. Open-File Report Vol. 1989 (89-206) US Geological Survey doi:10.3133/ofr89206a | Report (issue) |
| Survey Denver, Colorado Department of Geology, Denver Museum of Natural History Denver, Colorado NOTE FOR...revision of U.S.G.S. Bulletin 1114, Minerals of Colorado A 100 year record, by Edwin B. Eckel By Donley...Prepared in cooperation with Friends of Mineralogy - Colorado Chaptar, and the Denver Museum of Natural History...references dealing with the mineralogy of the state of Colorado. It is part of a more than 10 year effort to update...and revise U.S.G.S. Bulletin 1114, Minerals of Colorado: A 100 year record, by Edwin B. Eckel (1961). |
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| MEXICO INSTITUTE OF MINING & TECHNOLOGY Mineral Deposits of Western Grant County, New Mexico by Elliot...Elliot Gillerman NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY KENNETH W. FoRD, President NEW MEXICO BUREAU...PATRICIA E. CANDELARIA, Secretary JAMES M. ROBERTSON, Mining Geologist RoNALD J. RoMAN, Chief Research Metallurgist... . . 7 Climate and vegetation 8 HISTORY OF MINING 9 Production . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . . . . Rhyolite . . . . . . .. . . . . . . . . . . . . . . . |
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| Radioactivity in the Metal-Mining Districts of the San Juan Mountains Colorado GEOLOGICAL SURVEY --*_-...Radioactivity in the Metal-Mining Districts of the San Juan Mountains Colorado By C. T. PIERSON, W. F. WEEKS...radioactivity in the metal-mining districts of the San Juan Mountains, Colorado, by C. T. Pierson, W. F..._______________ CeboUa district..______________________________ Upper Uncompahgre district. ______ _________________________...Uranium occurrences___________ ________ __ Bonanza district..____________________ ___________________ General |
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| an overall guide been written on gold and gold mining of publications have no single report or to...longer district Hulin, respectively. the principal features of each gold-bearing district are described..."There earth here to be taken up wherein there silver". Gold was mined in is is no port of the ...publications were written on various phases of gold mining. The reports of John Trosk, the first State Geologist...Commissioner of Mineral prepared reports of mine production and gold-mining Bureau, and later now the California |
