 | | Journal (article/letter/editorial) | | AND SUPERGENE WEATHERING IN THE EL PEÑÓN DISTRICT, NORTHERN CHILE IAN WARREN,† Yamana Gold, 9670 Gateway...Zealand Abstract The El Peñón epithermal gold-silver deposit, Region II, Chile, comprises multiple epithermal...in the Paleocene metallogenic belt of northern Chile. Quartz-adularia-carbonate veins are hosted in Paleocene...related to precious metals mineralization of the El Peñón deposit. Timing of hydrothermal activity in the...Adularias from the three largest veins of the El Peñón deposit are dated at 52 to 53 Ma (40Ar/39Ar), |  | Arfè, G., Boni, M., Mondillo, N., Aiello, R., Balassone, G., Arseneau, V. (2016) Mineralogy of the supergene alteration in the Capricornio Au–Ag epithermal vein system, Antofagasta region, Chile. Applied Earth Science, 125 (2) 74 doi:10.1080/03717453.2016.1166605 | Journal (article/letter/editorial) | | other important epithermal gold deposits, such as El Peñón (Warren 2005) and Faride (Camus and Skewes 1991)...Faride epithermal silver–gold deposit, Antofagasta region, Chile, Economic Geology, 86, 1222– 1237. Warren...geochemistry, and genesis of the El Peñón epithermal Au–Ag deposit, northern Chile: characteristics of a bonanza-grade...Capricornio Au–Ag epithermal vein system, Antofagasta region, Chile G. Arfè∗ 1, M. Boni1, N. Mondillo1,2,...Palaeocene-Eocene metallogenic belt, 60 km ENE from Antofagasta, in the physiographic Central Depression, between |  | | Journal (article/letter/editorial) | | other important epithermal gold deposits, such as El Peñón (Warren 2005) and Faride (Camus and Skewes 1991)...Faride epithermal silver–gold deposit, Antofagasta region, Chile, Economic Geology, 86, 1222– 1237. Warren...geochemistry, and genesis of the El Peñón epithermal Au–Ag deposit, northern Chile: characteristics of a bonanza-grade...Capricornio Au–Ag epithermal vein system, Antofagasta region, Chile G. Arfè∗ 1, M. Boni1, N. Mondillo1,2,...Palaeocene-Eocene metallogenic belt, 60 km ENE from Antofagasta, in the physiographic Central Depression, between |  | | Book | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...and CopperGold Deposits at Los Pelambres, Central Chile José Perelló, Richard H. Sillitoe, Constantino...of the Río Blanco-Los Bronces District, Central Chile: Development of World’s Greatest Known Concentration...Northern Chile Geologic Overview of the Escondida Porphyry Copper District, Northern Chile Geology of...N. Moreto, André Luiz Silva Pestilho, Mineral Province, Brazil Gustavo Henrique Coelho de Melo, Marco |  | | Book (edition) | | especies. Cabe señalar la actuación de Roberto Beder por el aporte del estudio de los minerales en las calizas...Brodtkorb, M.K. de, Gordillo, C. y Gay, H.D., 1983, el número de minerales ascendía a 466 debido principalmente...incorporación del estudio de minerales radiactivos. El anexo de la tercera versión, publicado por Milka...Pezzutti, S. Tourn, y M.E. Vattuone constó de 3 tomos. El primero incluyó las clases I (elementos) y II (sulfuros...sulfosales, seleniuros y telururos), publicado en 2002. El Tomo 2, involucró las clase III (halogenuros), clase |  | | Journal (article/letter/editorial) | | occurs in a 200-kmlong by 40-km-wide metallogenic province that contains approximately 50 epithermal Au-Ag...FIG. 2. Surface geologic map of the Golden Cross mine area, showing the locations of the Empire vein system...00 $6.00 electrum, which is associated with acanthite and minor pyrargyrite, tetrahedrite, and associated...Stratigraphy and Lithologic Units of the Golden Cross Mine Area (Caddey et al., 1995; Brathwaite and Christie...youngest to oldest maximum thickness of unit within the mine area Drill core samples were taken on an average |  | Leary, Stephen, Sillitoe, Richard H., Stewart, Peter W., Roa, Karl J., Nicolson, Benjamin E. (2016) Discovery, Geology, and Origin of the Fruta del Norte Epithermal Gold-Silver Deposit, Southeastern Ecuador. Economic Geology, 111 (5) 1043-1072 doi:10.2113/econgeo.111.5.1043 | Journal (article/letter/editorial) | | due to a national moratorium on exploration and mine development activities imposed by the Ecuadorian...complete feasibility studies for a bulk underground mine and gravity, flotation, and tailings leach facility...microscopically include pyrrhotite, proustitepyrargyrite, acanthite, native silver, freibergite (argentiferous tetrahedrite)...Gosowong, Indonesia (Richards et al., 2005), El Peñón, Chile (Warren et al., 2004), and Cerro Vanguardia...L., 1991, Anatomy of a discovery: The McLaughlin mine, Napa, Yolo, and Lake Counties, California: Economic |  | Simpson, Mark P., Gazley, Michael F., Stuart, Alistair G.J., Pearce, Mark A., Birchall, Renee, Chappell, Debra, Christie, Anthony B., Stevens, Murray R. (2019) Hydrothermal Alteration at the Karangahake Epithermal Au-Ag Deposit, Hauraki Goldfield, New Zealand. Economic Geology, 114 (2) 243-273 doi:10.5382/econgeo.2019.4630 | Journal (article/letter/editorial) | | Australia 6630, Australia 3 Fraser Thomas Ltd, 21 El Kobar Drive, East Tamaki, Auckland 2013, New Zealand...January 8, 2019 244 B 38°S 6417500N Ascot Hg Mine iver ri R mu ine Oh 200 km Wellington Tokatea...locations of the Rahu prospect and Ascot Cinnabar mine (modified from Brathwaite and Christie, 1996; Stevens...(Christie et al., 2007), a 200-km-long metallogenic province that contains approximately 50 epithermal Downloaded...mineralization, consisting of electrum (38– 73% Au) and acanthite and rare mckinstryite and polybasite, is typically |  | | Book | | is the minimum grade at which it is worthwhile to mine a certain deposit. Everything below it (low-grade...chalcopyrite (brass) from the Friedrich-Christian Mine in Wildschapbach, Black Forest (Germany) (photo...black Fig. 1.2 Chalcopyrite on quartz. Silberwiese Mine, Oberlahr, Westerwald (Germany) (photo © Monika...CuS (Fig. 1.4). Fig. 1.5 Chalcocite from Mammoth Mine, Mount Isa-Cloncurry Territory (Queensland, Australia)...Introduction Fig. 1.6 Tetrahedrite from Wenzel Mine in Oberwolfach, Black Forest (Germany) (photo © |  | | Book (edition) | | Dry-stacked tailing, such as used at La Coipa (Chile), has additional benefits of cyanide recycling and...Australia and is currently extending to applications in Chile and Peru. An important lesson from all of the major...socioenvironmental impact through the entire life cycle of the mine, it is important to aim at getting it “right the...gold mills in the world (despite being a copper mine). Concentration of gold by gravity has seen innovation...Mining, Metallurgical, and Petroleum Engineers acid mine-drainage Advanced Mineral Identification and Characterisation |
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