 | | Journal (article/letter/editorial) | | Geology, v. 102, pp. 1129–1155 Bald Mountain Gold Mining District, Nevada: A Jurassic Reduced Intrusion-Related...Denver, Colorado 80209 Abstract The Bald Mountain mining district has produced about 2 million ounces...with exhumation made them amenable to open-pit mining and processing using cyanide heap leach methods...methods. Introduction MINERAL DEPOSITS in Nevada account for about 70 percent of the Au produced in the United...Carlin-type Au deposits in the Carlin, Battle Mountain-Eureka, Getchell, and Independence (Jerritt Canyon) |  | | Journal (article/letter/editorial) | | 2003, pp. 1225–1241 Alligator Ridge District, East-Central Nevada: Carlin-Type Gold Mineralization at...Carlin-type deposits in the Alligator Ridge mining district are present sporadically for 40 km along the...ahofstra@usgs.gov 118˚ Nevada Ca † Corresponding 120˚ Ba THE ALLIGATOR RIDGE mining district is in east-central...east-central Nevada, about 115 km south-southeast of Elko and about 100 km northwest of Ely (Figs. 1, 2a).... The gold district is on the southern extension of the northwest-striking, 60-km-long Carlin trend that |  | | 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...Weissman, and Sugar White copyright © 2004 unless otherwise noted Map of Mining Districts and significant...significant mineral occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved Manufactured |  | Arehart, Greg B., Eldridge, C.Stewart, Chryssoulis, Stephen L., Kesler, Stephen E. (1993) Ion microprobe determination of sulfur isotope variations in iron sulfides from the Post/ Betze sediment-hosted disseminated gold deposit, Nevada, USA. Geochimica et Cosmochimica Acta, 57 (7) 1505-1519 doi:10.1016/0016-7037(93)90010-t | Journal (article/letter/editorial) | | Betze sediment-hosted disseminated gold deposit, Nevada, USA GREGB. AREHART,'** C.STEWART ELDRIDGE,'STEPHENL...University of Michigan, Ann Arbor, MI 48 109-1063, USA ZGeology Department and Research School of Earth...pyrite or individual growth zones of pyrite or marcasite. The value of such in situ sulfur isotope and...unit which hosts much of the ore in north-central Nevada, has isotopic compositions similar to those reported...locally in the Paleozoic section in many parts of Nevada. STABLEISOTOPEMEASUREMENTS LOCATION AND DISTRIBUTION |  | | Journal (article/letter/editorial) | | Igneous and Sedimentary Rock Sources in Northern Nevada: Implications for Fluid and Metal Sources* R. M...J. S. CLINE, University of Nevada, 4505 Maryland Parkway, Las Vegas, Nevada 89104 C. MARK FANNING, Research...calcareous rocks around the Carlin trend in northeast Nevada. Petrologically similar rocks host the Getchell...the Carlin trend and from the Jerritt Canyon mining district have Pb isotope characteristics similar to...1990). In some sedimentary rock-hosted deposits in Nevada, this link has been established (Hitchborn et al | | | 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...Scovil, Storm Sears, Jeffrey Weissman, and Sugar White copyright © 2004 unless o therwise noted Map of...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved |  | | Report (issue) | | CONTRIBUTIONS TO THE GOLD METALLOGENY OF NORTHERN NEVADA Richard M. Tosdal editor Open-File Report 98-338-6...Contributions to the gold metallogeny of northern Nevada Preface R.M. Tbsdfl/.............................understanding the crustal structure near the Battle Mountain-Eureka mineral trend from geophysical constraints...Regional crustal structure beneath the Carlin Trend, Nevada, based on deep electrical geophysical measurements...and its relation to gold belts in north-central Nevada: Overview and progress report V.J.S. Grawc/i.. |  | | Report (issue) | | mineralized areas prior to mining, and conditions that result from mining and mineral processing. Other...as climate, and anthropogenic factors (including mining and mineral processing methods) mostly modify the...natural weathering of mineral deposits and from mining, mineral processing, and smelting. For example...generally subordinate controls, such as climate and mining and milling methods, on environmental signatures... Many sulfide minerals, including pyrite and marcasite (FeS2), pyrrhotite (Fe,.xS), chalcopyrite (CuFeS2) |  | | Report (issue) | | Deposits in the People's Republic of China and in Nevada, USA Zhiping Li1 and Stephen G. Peters 2 Open-File...Economic Geology, MS-172, University of Nevada, Reno, Nevada 89557-0047. (or Tianjin Geological Academy...Mackay School of Mines, MS-176, University of Nevada, Reno, Nevada 89557-0047 Jift, AU, AS, sbin B, U...Deposits in the People's Republic of China and in Nevada, USA Zhiping Li1 and Stephen G. Peters 2 Open-File...Economic Geology, MS-172, University of Nevada, Reno, Nevada 89557-0047. (or Tianjin Geological 2 Academy |  | | Journal (article/letter/editorial) | | Environmental Sciences, New Mexico Institute of Mining and Technology, 801 Leroy Place, Socorro, NM 87801...T R A C T Keywords: Carlin-type gold deposits Nevada Huijiabao trend Fluid inclusion gas analysis Carlin-type...Carlin-type gold deposits in north-central Nevada occur in a region that was the locus of igneous and/or...to distinguish different generations of quartz in mining districts with complex origins. 1. Introduction...Introduction Since discovery of the Carlin mine in Nevada in the 1960 s, exploration for Carlin-type deposits has |  | | Journal (article/letter/editorial) | | Gold at the Betze-Post Carlin-Type Gold Deposit, Nevada, United States Jared D. Lubben,1,* Jean S. Cline...University 2 Mineral of Nevada Las Vegas, 4505 Maryland Parkway, Box 454010, Las Vegas, Nevada 89154-4010 Deposit...is one of several major trends in northeastern Nevada that contain more than a hundred Carlin-type deposits...(74.1 Moz; Nevada Bureau of Mines and Geology, 2010), demonstrating that northeastern Nevada forms the...0361-0128/12/4059/1351-35 and Australia in 2009 (Nevada Bureau of Mines and Geology, 2010). Significant |  | | Report (issue) | | Professor Edwin H . Oshier, Head of the Department of Mining Engineering, made the photographs included in this...Graphite SULFIDES (etc.) Pyrite Loellingite Marcasite Arsenopyrite Molybdenite Jordisite Calaverite...prospects in the lower Ludlow lignites. Harding County: 1. Abemathyite has been identified as a component...in sec. 27, T22N, R6E, in the Cave Hills area. White, E. W. (I) p 18. 2. Abemathyite occurs sparingly...the Slim Buttes area. White, E. W. (1) p 18. Blbllor. King, John Wyman (4); White, E. W. (1) . ACMITE |  | | Journal (article/letter/editorial) | | ore; fluid inclusions;isotopes; ore-formingfluids; Nevada * E-mail: g.arehart@gns.cri.nz. 0169-1368/96/$15...most important fossil hydrothermal systems in the USA. Until the past few years, the prevailing hypothesis...location of many of the major SHDG deposits in western USA. The characteristics of many of these deposits are...(d) Photograph of intense argillic alteration (white pods) in jasperoid. Coin is 2 cm diameter. 388...in igneous rock). Postore arsenian pyrite and marcasite (non-gold-bearing) has 634S values between - 1 |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Erica Van Pelt Los Angeles, CA Founder John Sampson White Editing, advertising 4631 Paseo Tubutama Tucson...W. Pinch & J. D. Grice The M eikle m ine, Elko County, N e v a d a ....................................by M. Jensen The Ross H annibal m ine, Lawrence County, South D a k o ta ...............................North Dakota and Washington, and began working as a mining geologist in 1950. During World War II he had served |  | Kovalev, K.R., Kalinin, Y.A., Naumov, E.A., Pirajno, F., Borisenko, A.S. (2009) A mineralogical study of the Suzdal sediment-hosted gold deposit, Eastern Kazakhstan: Implications for ore genesis. Ore Geology Reviews, 35 (2) 186-205 doi:10.1016/j.oregeorev.2008.11.007 | Journal (article/letter/editorial) | | weathering crust (Begaev and Stepanenko, 1995). Mining of the weathering crust (saprolite) has been exhausted...high rates of sedimentation. The Char-Zimunai district is situated near the Zharma–Saur belt, which formed...only using EMPA or by SEM. Pyrite, arsenopyrite, marcasite, pyrrhotite forming fine impregnations, ranging...– arsenopyrite (41.55 wt.%). Detection points (white circles) reflect Au values by X-ray spectroscopic...63 wt.% As, 3 – 42.18 wt.% As. Analysis points (white circles) and numbers reflect Au values of X-ray spectroscopic |  | Wang, Jiasheng, Chang, Jinyang, Li, Chao, Han, Zhenchun, Wang, Tao, Han, Huanhuan (2020) Significance of Calcite Trace Elements Contents and C-O Isotopic Compositions for Ore-Forming Fluids and Gold Prospecting in the Zhesang Carlin-Like Gold Deposit of Southeastern Yunnan, China. Minerals, 10 (4) 338 doi:10.3390/min10040338 | Journal (article/letter/editorial) | | Zhesang. The calcites that have been found in the mining area are classified as ore-stage and post-ore calcites...with the intrusion of diabase that outcrops in the mining area, and that the basic magmatic activities of...after the development of the Carlin Mine in Nevada, USA [2,3]. Ever since the discovery of gold deposits...setting of the Dian-Qian-Gui is similar to that of Nevada in that it includes rifting of craton, deposition...also exhibit some significant differences with the Nevada Carlin-type gold deposits. For instance, a key |  | | Report (volume) | | most important were those in the Central City district, Colorado, from which about 300 tons of high-grade...claims, Nevada; the Midnite and Daybreak mines, Washington; the W. Wilson mine, Montana; the White King...deposits in the Dripping Spring quartzite, Gila County, Ariz. According to Nininger (1954, p. 43), as...areas in Saxony; the Beaverlodge district, Canada; the Cornwall district, England; the Guarda and adjacent...United States except for some in the Central City district, Colorado were discovered since the mid-1940's |  | Emsbo, P., Hofstra, A. H., Lauha, E. A., Griffin, G. L., Hutchinson, R. W. (2003) Origin of High-Grade Gold Ore, Source of Ore Fluid Components, and Genesis of the Meikle and Neighboring Carlin-Type Deposits, Northern Carlin Trend, Nevada. Economic Geology, 98 (6) 1069-1105 doi:10.2113/gsecongeo.98.6.1069 | Journal (article/letter/editorial) | | Neighboring Carlin-Type Deposits, Northern Carlin Trend, Nevada POUL EMSBO,† ALBERT H. HOFSTRA, U.S. Geological...Barrick Goldstrike Mines, Inc., P.O. Box 29, Elko, Nevada 89801 AND RICHARD W. HUTCHINSON Department of...It is also unusual in its lack of significant marcasite, realgar, orpiment, and arsenopyrite. The complex...Goldstrike property on the northern Carlin trend, Nevada, showing the footprint of Carlin-type deposits...Meikle deposit, Nevada. Geologic interpretations are from drill holes prior to mining. Modified from Bettles |  | | Report (volume) | | ARSENIDES. BISMUTHINITB. From the Rosario Mining District, Sinaloa, Mexico. W. I-I. Melville. Described...mine of the Canadian Copper Company, Sudbury, district of Algoma, Ontario. Specific gravity, 4.541 ~...From the Silver King mine, Calico, San Bernardino County, Cal. Specific gravity, 6:28. Analysis by W. H...19 LOLLINGITE. From .Teocalli Mountain, Brush Creek, Gunnison County, Colo. Specific gravity, 7.400...vol. 3, pt. 1, p. 46. From the Rose mine, Grant County, N". Mex. Specific gravity, 6.644 at 20°. Probably |  | | Book | | Bagby US Geological Survey, Menlo Park, California, USA William Bagby received a Ph.D. in Earth Science from...rocks in the Sierra Madre Occidental, Mexico. His mining industry experience includes porphyry copper exploration...at the USGS has been focused on gold deposits in Nevada and a mineral-resource assessment of Costa Rica...Berger US Geological Survey, Spokane, Washington, USA Byron Berger has been involved in exploration for...experience focused on Carlin- type deposits in northern Nevada, and during his tenure with the USGS he has conducted |  | | Journal (issue) | | advertised. Springer-Verlag Secaucus, NJ 07094, USA North America. Recommended annual subscription rate:...(201) All other scription (Federal VAT; NJ 07094, USA 348-4033, Telex 0023-125 994, 348-4505 countries...Center Inc., 27 Congress Street, Salem, MA 01970, USA, stating the ISSN 0943-0105, the volume, and the...International, 300 N. Zeeb Road, Ann Arbor, MI 48106, USA Production PRODUserv Springer Produktions-Gesellschaft..., 175 Fifth Avenue, New York, New York 10010, USA are our Mailing Springer-Verlag D-14197 Berlin |  | | Journal (article/letter/editorial) | | Corporation, Elko, Nevada 89801 Abstract Many Carlin-type gold deposits in northern Nevada are found adjacent...giant carbonate rock-hosted Carlin-type deposit in Nevada. We sampled deep drill holes within, below, and...epigenetic Carlin-type gold deposits of northern Nevada are commonly found adjacent to steeply dipping...Pipeline Carlin-type gold deposit in north central Nevada (Fig. 1). This giant deposit is characterized by...creeks Jerritt Canyon Ca rli n tre Battle Mountain e ttl Ba nd Elko Pipeline deposit t- M k |  | | Journal (article/letter/editorial) | | effect’., which creates difficulty in prediction and mining. Orogenic lode gold is well documented and is the...mined from quartz mines has come from alluvial mining ŽFinlay and Douglas, 1992.. In numerous other goldfields...known prospects and in optimising exist- 115 ing mining operations in Phanerozoic fold belts worldwide...visible gold. Mining of the wallrock in the 1800s and early 1900s, when most gold mining was undertaken...2000a.. Furthermore, several current and recent mining operations in central Victoria convincingly demonstrate |  | | Report (volume) | | Voltaite b Copiapite stalagmite with halotrichite (white ) d Coquimbite (pale purple) with copiapite and...and other associated societies in nearby Reno, Nevada. The conveners of the course (and editors of this...MSA website together with access to the black-and-white and some color representations of many STRUCTURE...agriculture to reduce alkalinity in soils. At many mining sites, the extraction and processing of coal or...of mineral deposits and of waste materials from mining and mineral processing. This volume compiles and |  | | Report (volume) | | are: ALABAMA, ALBERTA, CANADA, JAMAICA, MEXICO, NEVADA, and UNITED STATES. CANADA and UNITED STATES are...are as follows: COLORADO. Mineralogy. Montrose County, uranium-vanadium deposits: Weeks, A. D., 13R....Iron, Cook County, titaniferous magnetite: Grout, F. F., 5. IRON. Minnesota, Cook County, titaniferous...and have not been searched completely. A.I.M.E., Mining Geology Geophysics Div. Ann. Mtg., Abs. Tech. Papers;...Br. Abs. American Institute of Mining and Metallurgical Engineers, Mining, Geology, and Geophysics Division |
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