 | | Journal (article/letter/editorial) | | Miocene bonanza epithermal ores from northern Nevada, USA James A. Saunders 1 & Michelle Burke 2 & Matthew...handling: B. Lehmann * James A. Saunders 1 Auburn, AL, USA 2 Department of Geology and Environmental Earth...University, 118 Shideler Hall,, Oxford, OH 45056, USA 3 Department of Geology, Kansas State University...University, 108 Thompson Hall,, Manhattan, KS 66506, USA they must be dispersed in a stable manner in another...17–14 Ma, the northern Great Basin (e.g., ID-OR-NV, USA tri-state region) was characterized by regional Columbia |  | | 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 | | | 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 |  | | Journal (article/letter/editorial) | | has been an important industry in the economy of Nevada, the Silver State, since territorial times (1861)...area and created the state (1864). There are 526 mining districts in the state, 60 of which produce nonmetallic...ores (Tingley 1998). Three major mining booms have occurred in Nevada: 1860-1880 (Comstock and other silver...precious-metal mining with the development of low-grade, large-tonnage mines. I n 1997 Nevada ranked first...percent, respectively, of total U.S. production. Nevada also produced 148 million pounds of copper, 4 percent |  | Peters, S.G., Nash, J.T., John, D.A., Spanski, G.T., King, H.D., Connors, K.A., Moring, B.C., Doebrich, J.L., McGuire, D.J., Albino, G.V., Dunn, V.C., Theodore, T.G., Ludington, S.D. (1996) Metallic mineral resources in the U.S. Bureau of Land Management's Winnemucca District and Surprise Resource Area, northwest Nevada and northeast California. Open-File Report Vol. 1996 (96-712) US Geological Survey doi:10.3133/ofr96712 | Report (issue) | | Management's Winnemucca District and Surprise Resource Area, northwest Nevada and northeast California...Ludington3 Open-File Report 96-712 1996 1 Reno, Nevada 89557 2 Denver, Colorado 80228 3 Menlo Park, California...Canada 7 U.S. Bureau of Land Management, Winnemucca, Nevada 89445 This report is preliminary and has not been............................................. 18 Humboldt River porphyry tracL............................Study Areas and other areas in the Winnemucca District and Surprise Resource Area for which resource |  | | Journal (article/letter/editorial) | | processes or depletion of oxygen. The formation of chlorargyrite is only possible in environments with elevated...native silver and acanthite are widespread and chlorargyrite is very rare to absent within the oxidized parts...supergene; weathering; galena; stability relations; chlorargyrite; native silver; acanthite GuilBert & Park 1984...1984) due to redox processes (e.g. mann 1984). Chlorargyrite [AgCl] is the dominant secondary silver phase...climate (e.g. Boyle 1997). Minerals/phases like chlorargyrite are either formed naturally (e.g. Gołębiowska |  | Castor, S. B., Boden, D. R., Henry, C. D., Cline, J. S., Hofstra, A. H., McIntosh, W. C., Tosdal, R. M., Wooden, J. P. (2003) The Tuscarora Au-Ag District: Eocene Volcanic-Hosted EpithermalDeposits in the Carlin Gold Region, Nevada. Economic Geology, 98 (2) 339-366 doi:10.2113/gsecongeo.98.2.339 | Journal (article/letter/editorial) | | Tuscarora Au-Ag District: Eocene Volcanic-Hosted Epithermal Deposits in the Carlin Gold Region, Nevada STEPHEN...B. CASTOR,† Nevada Bureau of Mines and Geology, University of Nevada, Reno, Reno, Nevada 89557 DAVID...Reno, Nevada 89511 CHRISTOPHER D. HENRY, Nevada Bureau of Mines and Geology, University of Nevada, Reno...Reno, Nevada 89557 JEAN S. CLINE, Geoscience Department, University of Nevada, Las Vegas, Nevada 89154-4010...Mexico Bureau of Geology, New Mexico Institute of Mining and Technology, Socorro, New Mexico 87801 RICHARD |  | Sorulen, Thomas T., Takahashi, Ryohei, Tanaka, So, Suzuki, Kana, Imai, Akira, Watanabe, Yasushi, Kikuchi, Shingo (2019) Mineralogical and Geochemical Characteristics of the Utanobori Gold Deposit in Northern Hokkaido, Japan. Resource Geology, 69 (4) 402-429 doi:10.1111/rge.12211 | Journal (article/letter/editorial) | | minerals identified include electrum, naumannite, chlorargyrite, bromargyrite, an unidentified Fe-Sb mineral...discovered in 1929, was acquired by Sumitomo Metal Mining Co., Ltd. in 1934, and was operated until its closure...Industry (1996b) based on data from Sumitomo Metal Mining Co., Ltd. Veins were identified on the surface,...vein distribution map showing sample localities and mine adits visited in the Utanobori deposit (modified... Both veins types were observed together at old mine adits or as scattered floats. No cross-cutting relationship |  | Yesares, Lola, Sáez, Reinaldo, Nieto, José Miguel, de Almodóvar, Gabriel Ruiz, Cooper, Stephen (2014) Supergene enrichment of precious metals by natural amalgamation in the Las Cruces weathering profile (Iberian Pyrite Belt, SW Spain) Ore Geology Reviews, 58. 14-26 doi:10.1016/j.oregeorev.2013.10.004 | Journal (article/letter/editorial) | | Mineralogical studies conducted on samples from the active mine workings indicate that Hg and precious metals occur...occur as a native element, as halides such as chlorargyrite [ClAg], iodargyrite [IAg], and bromargyrite...less extreme, allowing its precipitation as chlorargyrite. The sulfide breakdown during weathering processes...approximately 24 km NW of Seville (Spain). The mining project is currently operated by Cobre Las Cruces...Cruces, a local subsidiary of the Immet Mining Corporation and Leucadia National Corporation. The present |  | | Journal (article/letter/editorial) | | massive sulfide (VMS) deposit in the Golden Grove district, Western Australia. A deep weathering profile...the Gossan Hill deposit within the Golden Grove district, followed by the discovery of what was thought...of the Golden Grove Formation. The Golden Grove district and the Archean VMS deposits have been subjected...from bleached kaolinitic saprolite near Scuddles mine indicate an older weathering event assigned pre-late...source (Smith and Singh 2007). The Golden Grove district is covered by massive Ferich gossans over base |  | | Journal (issue) | | mineral localities: Minerals of the Kaokoveld District, Kunene Region, Namibia ........................sprays on shattuckite, 7.1 cm, from the Kaokoveld District, Kunene Region, Namibia. Irv Brown specimen; Jeff...the best vesuvianite specimens from the Jeffrey mine in Quebec. In this issue we present a review of...one knows what the best actually is. (3) As a "sleeper" hunter: A specimen that is the best or nearly...will recognize as a "sleeper." You don't want to be the unwitting seller of a "sleeper" that someone else |  | | Journal (article/letter/editorial) | | commercial exploitation of the Carlin-type gold deposits (USA) [1–5]. In Russia, assigned to this type are deposits...the Kuranakh deposit within the Central Aldan district of Yakutia and the Vorontsovskoe deposit in the...latitude of the karst cavities opened during the mine working ranges from 5–15 to 50 more than 50 m, the...avicennite, hollandite, chalcopyrite, acanthite, chlorargyrite, fine grain native gold and silver are rarely...Kuranakh-type gold deposits of the Central Aldan district of Yakutia, representing unique supergene, shallow-depth |  | Mugas Lobos, Ana Cecilia, Márquez-Zavalía, María Florencia, Lira, Raúl, Hernández, Laura Beatriz (2021) Mineralogy and microthermometry of the Escondida, Gabriela and Margarita mineralized structures from the Cerro Moro epithermal deposit, Deseado Massif, Argentina. Journal of South American Earth Sciences, 105. 103077pp. doi:10.1016/j.jsames.2020.103077 | Journal (article/letter/editorial) | | area where more than fifty epithermal Au- Jo Ag mining projects were discovered (Fernández et al., 2008;...(Ashley, 2007), and iodargyrite, bromargyrite and chlorargyrite (Guido, 2002) was reported in Cerro Moro but...Iturralde, C., 2020. Cerro Moro gold- ur silver mine, Santa Cruz province, Argentina. Technical Report...sulfidation epithermal Au-Ag deposit in the Cerro Negro district, Deseado Massif, Patagonia, Argentina. Mineralium...precious-metal of systems: evidence from the Sleeper deposit, Nevada. Geology 18, 757-760. ro Saunders, J |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...gratifying. One young mineralogist, a former student of mine, said that although he had never met Mike, he had...doubt, be much silver. Subsequently a well-equipped mining expedition was dispatched to the site, but after...captain Juan de Villarroel, who was involved in mining at Porco about 75 km away. He had been chasing...Cotamito and a man named Santandia, and they began mining the rich surface ores. Production continued through |  | | Journal (issue) | | ....................... 2 A short history of mining in New Mexico ...................................DeMouthe Famous mineral localities: The Magdalena district, Kelly, New Mexico .................................. 13 by R. B. Gibbs The Stephenson-Bennett mine ..................................................Hammond Famous mineral localities: The Hansonberg district, Bingham, New Mexico ...........................Foord Fluorite from the Pine Canyon deposit, Grant County, New Mexico .................................. |  | | Journal (article/letter/editorial) | | at: No. 19, Beitucheng Western Road, Chaoyang District, 100029 Beijing, P.R. China. E-mail address:...et al. (1999) classified LS deposits of northern Nevada as type 1 LS (associated with a western andesite...economically important in the 600-km-long Walker Lane in Nevada (e.g., Comstock Lode), the 750-km-long Sierra Madre...Ciobanu et al., 2002; Grancea et al., 2002), Baguio district of the Philippines and Morobe goldfield of Papua...carbonate (propylitic) alteration that may be district-wide in extent (Hedenquist et al., 2000). The |  | | Book (volume) | | Peninsula (Maletoyvayam Ore Field) [1], Central Aldan district of Yakutia (Khokhoy ore field) [2], and Kola Peninsula...Deposits; McGraw-Hill Book Company, Inc.: New York, NY, USA; London, UK, 1933; p. 930. Sotnikov, V.I. Gold in...Epithermal Au–Ag–Te mineralization, Acupan, Baguio District, Philippines; numerical simulations of mineral...Oleninskoe deposit; mustard gold; dyscrasite; chlorargyrite 1. Introduction Mustard gold (the term is used...dark-gray mineral, overgrowing the grain, is chlorargyrite. Figure 7. (A) Mustard gold with Br, Cl, Sb |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Articles Large barite crystals from the Elandsrand gold mine, South A fr ic a .................................Benitoite, Gold L.A. County Paterson (NJ), Brumado district Museum, Himalaya mine $10 (Brazil), Bosch...Pit (PA-MD), Mcguinnessite v Pereta Mine (Italy), Cetine Mine (Italy) v Mineral Fraud, LeadhillsWanlockhead...$10 v .15/#5 Jacupiranga mine (Brazil), Jensen quarry (CA), Cunha Baixa mine, Paulkerrite $10 .16/#4 |  | | Catalog/List | | Design District Showroom 1518 Slocum Street • Dallas, TX 75207 Heritage Auctions Design District Showroom...extremely ine, specimens from the Mammoth-St. Anthony Mine of Tiger, Arizona: now a vanished place alive only...‘goodies,’ as Rock would say, as they came out. Mining projects that Rock was a part of, often yielded...potential mineral buying area, or go into another mine. He travelled to areas that had seen few Americans...Chile, and Colombia. Besides buying, he started mining projects to provide material for JTI, and, his |  | Yesares, Lola, Aiglsperger, Thomas, Sáez, Reinaldo, Almodóvar, Gabriel R., Nieto, José Miguel, Proenza, Joaquín A., Gómez, Carmelo, Escobar, Juan Manuel (2015) Gold Behavior in Supergene Profiles Under Changing Redox Conditions: The Example of the Las Cruces Deposit, Iberian Pyrite Belt. Economic Geology, 110 (8) 2109-2126 doi:10.2113/econgeo.110.8.2109 | Journal (article/letter/editorial) | | s/n, 08028, Barcelona, Spain 3Geological Area, Mining Department of Cobre Las Cruces S.A., Gerena, Seville...gossan lithologies. However, observations during mining operations revealed that replacement of the original...Pyrite Belt gossans contain iodargyrite and chlorargyrite as the main Ag-bearing minerals (Capitán, 2006;...solubilization of Au in soil from the Tomakin Park Au mine, New South Wales, Australia: Geochimica et Cosmochimica...oxidation of bonanza Au-Ag veins at the Sleeper deposit, Nevada, USA: Implications for hydrochemical exploration |  | | Journal (issue) | | from the Bunker Hill mine, Idaho (see vol. 13, no. 5) and wulfenite from the 79 mine, Arizona (see vol....ground is forever gone as well. Modern Mining Technology Modem mining technology has become so automated...have greatly diminished. In addition, many modem mining companies preoccupied with efficiency now actively...been ac companied by a progressive improvement in mining and beneficiation technology which allows ever...incentive for mining people to preserve specimens. And it has helped to convince mining executives that |  | | Journal (article/letter/editorial) | | the British Geological Survey, the Institution of Mining and Metallurgy and the Mineral Deposits Studies...calc-silicate footwall at Sandsloot mine, Potgietersrus district, South Africa P. E. B. Armitage University...present study is based on fieldwork at the Sandsloot mine, an open-pit operated by Anglo Platinum, where siliceous...strike.2 Data from drill cores and mapping within the mine have shown the reef to consist essentially of two...Paul Armitage to carry out fieldwork at Sandsloot mine and the assistance of the staff of the geology department |  | | Conference Proceedings (Volume) | | copper mine in the very north of Sweden. Mining operations started in 1968 and the current mining depth...area of the Kristineberg VHMS deposit, Skellefte district, Sweden .......................................A. Massive Zn-Cu-Pb deposits in the Røros ore district, Norway: setting and formation ................Matos The Jörn granitoid complex, Skellefte mining district, Sweden: petrography, lithogeochemistry and...for VHMS deposits, Kristineberg area, Skellefte District, Sweden ..................................... |  | | Book | | variety amethyst, sceptre habit, Denny Mountain, King County, Washington, U.S.A. / Photo by Ken Mayer Production...1000° Mots inc. Native Gold on Quartz, Paymaster mine, South Porcupine, Ontario / Photo by Brian Boyle...Marquis imprimeur inc. Barite on Quartz, Rock Candy mine, Grand Forks, British Columbia / Photo by Ken Mayer...Mayer Publisher Pyromorphite, Society Girl mine, Moyie, British Columbia / Photo by Ken Mayer Mineralogical... Ontario Canada Diopside on Grossular, Jeffrey mine, Asbestos, Quebec / Photo by Jeffrey A. Scovil |  | | Book | | Enterprises, PO Box 213, Livermore, California, 94551, USA. Because of space limitations, only a subset of the...Hidden Valley Road, Kingsport, Tennessee, 37663, USA. The authors appreciate the advice and kind assistance...City, Nevada, USA; Peter Embrey, London, England; Jessie Hardman, Long Beach, California, USA; and Barbara...Barbara Nichols, Livermore, California, USA. All of these colleagues made helpful comments and substantive...Enterprises PC Box 213 Livermore California 94551 USA Elemental Table “Element” Aluminum Amide Ammonium |
|
