 | | Journal (article/letter/editorial) | | KendallGold Mines, Goldfield, Nevada PETER G. VIKRE ASARCO Inc., 510 East Plumb Lane, Reno, Nevada 89502 Abstract...replacementof Miocenerhyolites2 mi (3.2 km) north of Goldfield,EsmeraldaCounty,Nevada.The ledges,which are approximately21...andvolcanicstratigraphyat Sandstorm-Kendall are similarto those of the main district,immediatelynortheastof...of the town of Goldfield,where more than 95 percentof pastgoldproductionoccurred.From1903 to 1947 4.2...whichcontainbeddedbaritedeposits elsewhere in southwestern Nevada,andsulfidesulfurfromTertiaryintrusions.Smallamountsof |  | | Report (issue) | | Deposits-Part I The Goldfield Gold District, Esmeralda and Nye Counties, Nevada By ROGER P. ASH LEY ...Precious-metal District, Esmeralda and Nye Counties, Nevada By ROGER P. ASH LEY The Republic Gold District, Ferry...Ferry County, Washington By MORTIMER H. STMTZ and ROBERT C. PEARSON The Comstock Lode Precious-metal District...District, Washoe and Storey Counties, Nevada By WILLIAM C. BAGBY and ROGER P. ASH LEY U.S. GEOlOGICAl...1857H 1 Gold ores-Nevada 2 Gold ores-Wash1ngton-Ferry County 3 Hydrothermal deposits-Nevada 4 Hydrothermal |  | | Report (issue) | | the Summitville mine................... 29 INTRODUCTION The Summitville mining district has received...environmental problems related to mining activities. Summitville Consolidated Mining Company, Inc. (SCMCI), a...open-pit gold mine at Summitville during the period from 1986 to 1992. Although mining ceased in the...environmental impacts resulting from the abandoned mining operations. Of short term concern is the presence...pond. Acidic, metal-rich mine waters emanating from several sources on the mine site are long-term concerns |  | | Journal (article/letter/editorial) | | andpropylitic(distal)zones.Ore deposition(event 2) of enargite,luzonite,covellite,pyrite, nativesulfur,marcasite,andminorsphalerite...surfacewas the primary objectiveof underground mining in the late 1800s, when over 3,000 kg (100,000...discussion of the geologyof the Summitville dated Mining Company produced approximately depositanditsrelationship...Platorocalderaformedat about dera), the GoldenFleece mine (Uncompahgrecal30 to 29 Ma and associated ashflowspondedwithin...suchasCampBird (Sneffels district),Idarado(Telluride district), and Sunnyside(Eureka district) are about5 to 15 |  | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA Peer Hen By CASTOR oan eGORY.C.oFER DOCK NEVADA AND BUREAU... UNIVERSITY Reno & Las Vegas OF NEVADA PRESS GEOLOGY Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...otherwise noted Map of Mining Districts and significant mineral occurrences of Nevada by Nevada Bureau of Mines...Cataloging-in-Publication Data Castor, Stephen B, Minerals of Nevada / Stephen B. Castor and Gregory C. Ferdock.— Ist |  | | Journal (article/letter/editorial) | | Gas Data from Goldfield and Tonopah Epithermal Au-Ag Deposits, Ancestral Cascades Arc, USA: Evidence for...Gas Data from Goldfield and Tonopah Epithermal Au-Ag Deposits, Ancestral Cascades Arc, USA: Evidence for...Data from Goldfield and Tonopah Epithermal Au-Ag Deposits, 2 Ancestral Cascades Arc, USA: 3 Evidence...Laboratory, P.O. Box 25046, MS 973, Denver, CO 80225, USA *Corresponding Author: amanning@usgs.gov Phone:...high-grade Goldfield and Tonopah 37 epithermal Au-Ag deposits in southwestern Nevada, USA. Ar and Ne | | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA STEPHEN B. CASTOR and G R EGOR Y C . F E R D OC K l NEVADA BUREAU...association with the UNIVERSITY OF NEVADA PRESS Reno & Las Vegas Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved...-Publ ication Dat,i Castor, Stephen B. Minerals of Nevada/ Stephen B. Castor and Gregory C. Ferdock.- rst |  | Hedenquist, Jeffrey W., Matsuhisa, Yukihiro, Izawa, Eiji, White, Noel C., Giggenbach, Werner F., Aoki, Masahiro (1994) Geology, geochemistry, and origin of high sulfidation Cu-Au mineralization in the Nansatsu District, Japan. Economic Geology, 89 (1) 1-30 doi:10.2113/gsecongeo.89.1.1 | Journal (article/letter/editorial) | | 1-1-3Higashi,Tsuknba 305,Japan EIJI IZAWA, Department of Mining,KyushuUniversity, 6-10-1Hakozaki,Fnkuoka 812,Japan...associated with Cu sulfosalts and sulfides(e.g., Goldfield,Nevada; Lepanto,Philippines;Chinkuashih, Taiwan;E1Indio... the acid fluids responsiblefor alterationat Goldfield. Stevenand Ratte (1960) conducteddetailedstudies...Geologicmapof the Makurazaki(western)areaof the Nansatsu district(modifiedfrom Ministryof International TradeandIndustry...section (inset,a)through thecomplete Nansatsu district, from oldestmagmatism in thewestto thepresent |  | | Report (issue) | | El Salvador, Chile; Rodalquilar, Spain and Goldfield, Nevada. Supergene alunite has S^S virtually identical...steam-heated environments, such as those at the Tolfa district, Italy and Marysvale, Utah, and numerous modern...precious-metal ore deposits such as at Buckskin, Nevada. Initial 8 18OsO4 and 834S values are kinetically...by reconnaissance data on samples from several mining districts and predictions about the origin of the...Arribas, Jr., currently studying the Rodalquilar district in Spain as part his Ph. D. program, and Jeff |  | Bethke, Philip M., Rye, Robert O., Stoffregen, Roger E., Vikre, Peter G. (2005) Evolution of the magmatic-hydrothermal acid-sulfate system at Summitville, Colorado: integration of geological, stable-isotope, and fluid-inclusion evidence. Chemical Geology, 215 (1) 281-315 doi:10.1016/j.chemgeo.2004.06.041 | Journal (article/letter/editorial) | | Pennsylvania 15218, U.S.A. d U.S. Geological Survey, Reno, Nevada 89557, U.S.A. b Accepted 1 June 2004 Abstract...quartz monzonite porphyry intrusion underlies the district and is cut and overlain by pyrite–quartz stockwork...acidsulfate-altered rocks host subsequent covellite + enargite/luzonite + chalcopyrite mineralization accompanied by kaolinite...the geology, mineralogy, and geochemistry of the district (Steven and Ratté, 1960; Stoffregen, 1985, 1987;...weathering of such deposits in both natural and mine-related exposure (Gray et al., 1994). Deposits having |  | | Journal (article/letter/editorial) | | assemblage and include the Comstock Lode, Tonopah, Goldfield, Aurora, Bodie, Paradise Peak, and Rawhide deposits...Famous districts include Comstock Lode, Tonopah, Goldfield, Aurora, and Bodie, and significant production...showed that lowsulfidation deposits in northern Nevada could be divided into two subtypes based on their...ve Ri Yellowstone Hot Spot Wyoming 0 Ma 40° Nevada S ie GREAT BASIN rra NNR Utah Ne da va California...tectonic features. Heavy line indicates the northern Nevada rift. The heavy star at the north end of the rift |  | | Journal (article/letter/editorial) | | anduponreachingthe watertable,isoxicovelliteand enargite-luzonite are field characteris- dized to sulfuric acid...Centraldistrict SantaRita,NM W•llapai,AZ Colorado Nevada Italy Marysvale, UT ? ? 3.1 to 4.8 Ma 10 Ma Pliocene...Yellowstone Wyoming Recent None Steamboat Nevada Recent None X Waiotapu New Zealand Recent...Rodalquilar Spain 10.8 to 3.5 Ma Au X x Goldfield Nevada 20 to 10 Ma Au X 17 to 9 Ma 15 Ma 9 Ma...preciousmetal Au-Ag VirginiaRange Nevada Buckskin National Nevada MS x X X x? x x X X x SG-- supergene |  | | Report (volume) | | Rocks, Snowstorm Mountains and Vicinity, Northern Nevada By Alan R. Wallace and E.H. McKee................Terrill Mountains Area, Holy Cross District, Churchill County, Nevada By Stephen G. Peters, Richard F....Eocene and middle Miocene volcanism in northern Nevada blanketed larger areas than has been previously...mapping by Peters and others (chapter D) in western Nevada has established a geologic and structural context...epithermal mineralization in the Holy Cross mining district. This work permits an evaluation of the mineral |  | | Report (issue) | | Zi oe Mountatn ~Pass) cs. sim ssicwiy tat.0e 276 Nevada City-Grass Valley ..... 279 New Almad@n 6.6sravs...no OIL ORO OIG ZoZ 292 Boulder County Tellurides .... 294 Boulder County Tungsten ...... eeoeeesee 296...323 A. Rifle area, Colorado «0s... 323 B. Uravan District, Colorado 324 Cope tick Rock DIsEEIcL sCoLoradO)...324 DeeGkante District, New sMext Comer. clecetsls cused cists! 0/0 326 E. Shiprock District, Utah—Arizona...Utah—Arizona ....vccccsnens F. Monticello-Moab-Thompsons District, Utah .....secvceee 326 327 ee eeseeee Gig GE |  | | Report (issue) | | GENERATEDSALINEBRINESRELATEDTO MOLYBDENUMAT QUESTA, NEW MEXICO,USA J. Cline,D. Vanko..................................SALINEFLUIDSIN PORPHYRYCOPPER ITS:RESULTSFROMYERINGTO, NEVADA G.L Faratr,C.W. Fitkl ...........................platinum-groupelement exploration ill layered intrusions. Exp/or. Mining Geo/. (in miew). BOUDIEAU, A.E. &: KRUGER, F.J...heat loss to the surroundingcrust. Our model of USA (Cline & magma-chamberdegassing is based on Marsh's...ffllllDIchamberof melt inclusionsat Redoubtvolcano, Alaska, USA, • Therefore,the calcu- and estimated the bulk CO2 |  | | Journal (volume) | | ELECTROCHEMICAL SOCIETY MEMBER, AMERICAN INSTITUTE OF MINING ENGINEERS VOLUME XXV Supplementing Volumes I...Editor, Engineering and Mining Journal, New York, N. Y. H. Instructor in Mining, South Bethlehem, Pa....(with Y. E. Bogard) Vice President, Wah Chang Mining and Smelt¬ ing Co. Ltd., 233 Broadway, New York...Consulting Mining Engineer, 1411 Merchants Natl. Bank Bldg., San Francisco, Cal. Professor of Mining, Massachusetts...Assistant State Geologist, Albany, N. Y. Editor, The Mining Journal, 15 George St., The Mansion House, London |  | | Book | | A Comprehensive Example: The Cree de District, Colorado, USA 4.11. Summary 4.12. Recommended Reading...disseminating the information, the mine geologists and mine managers who have made the mine visits a rewarding experience...concentration required to achieve the break-even point for a mine in terms of revenue and costs. Any detailed exploration...addition to improved techniques of exploration, mining, extraction, and management, by a better understanding...culminating with the Creede vein type deposit (Colorado, USA) as a comprehensive example. The second part of the |  | | Book | | Environmental Earth Sciences, Miami University, Oxford, OH, USA Franco Pirajno, The University of Western Australia...(4th from left; grey jacket) to the Ergani Copper Mine (Elazığ-Türkiye) in 1937. In the early years of...Kemal Atatürk, who understood the importance of mining, stated that establishment and development of a... exploration and exploitation. The development of Turkish mining in this period is related to his efforts and the...survey operating in all areas of geosciences. The mining operations in Turkey, built on a foundation laid |  | | Book | | Leaching of Refractory Gold Ores from Ajialongwa Mine . . . . . . . . . . . . . . . . . . . . . . . ....Study on Influencing Factors and Planning Model of Mining Quantity About Mineral Resources in Open Pit ....Orpiment–Realgar-Bearing Tailings in Shimen Carbonate-Type Realgar Mine, Changde, Central China . . . . . . . . . . . ....including Process Mineralogy, Advanced Materials, Mining and Metallurgy, Geometallurgy, Industrial Minerals...Waste Treatment and Recycling (also known as Urban Mining), and Environmental and Medical Mineralogy. The |  | | Book | | Abbau m exploitation, carrying; mining intensity Abbauhorizont m mining horizon Abbaukante f pillar edge...Bergeversatz mining with filling A. mit Druckwasser hydraulic mining A. mit Schappe auger mining A. mit Versatz...strip Abbausohle f horizon, [working] level, mining (working) floor Abbaustoß m face, highwall Abbaustrecke...A.senkrecht zu den Schlechten face eniry mining A. von Goldquarzgängen reefing harmonischer A...unsystematischer A. gouge unterseeischer A. undersea mining völliger A. exhaustion vollständiger A. complete |  | | Book | | geography, mathematics, astronomy, bore technique, mining, a.o.) have been incorporated as well. Of course...nieorganiczny ЗЬ минеральная кис¬ лота ЗЬ acide minéral ЗЬ mine¬ ralische Säure 142 143 nitric а. ЗЬ kwas azotowy...flüssige Luft 432 mine a. if powietrze kopalniane if рудничный воздух if air de mine if Grubenwetter ...Natronalaun 604 alumen -> alum 605 alumina bl glinka mine ЬЬ Tonerde bl глинозём -й- alu¬ 606 aluminiferous...région microséismique Й- mikroseismisches Gebiet mining а. Й- obszar górniczy, okręg górniczy й- рудничный |
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