 | Barra, Fernando, Reich, Martin, Selby, David, Rojas, Paula, Simon, Adam, Salazar, Eduardo, Palma, Gisella (2017) Unraveling the origin of the Andean IOCG clan: A Re-Os isotope approach. Ore Geology Reviews, 81. 62-78 doi:10.1016/j.oregeorev.2016.10.016 | Journal (article/letter/editorial) | | (CEGA), FCFM, D Universidad de Chile, Plaza Ercilla 803, Santiago, Chile Department of Earth Sciences...author: Fernando Barra Departamento de Geología, Universidad de Chile, Chile fbarrapantoja@ing.uchile.cl Phone:...IOCG clan in the Coastal Cordillera of northern Chile, comprises the PT iron oxide-Cu-Au sensu stricto...deposits constitute the second source of copper in Chile, after porphyry Cu-Mo systems, whereas SC IOAs...Mantoverde, Casualidad, Diego de Almagro, and D Barreal Seco, three IOAs: Los Colorados, El Romeral, Carmen |  | | Journal (article/letter/editorial) | | Graduate School of International Resource Sciences, Mining Museum of Akita University, Akita, Japan Abstract...mineralization in two representative porphyry systems (El Salvador, Chile, and Grasberg, Indonesia) was examined to...and host rocks during potassic alteration at El Salvador and Grasberg includes (i) reduction of SO42−...However, the intrusive rocks may have undergone molybdenite mineralization in association with phyllic alteration...exsolution from the intrusive magmas. Keywords: El Salvador, Grasberg, Japan, porphyry Cu deposit, potassic |  | Gustafson, L. B., Orquera, W., McWilliams, M., Castro, M., Olivares, O., Rojas, G., Maluenda, J., Mendez, M. (2001) Multiple Centers of Mineralization in the Indio Muerto District, El Salvador, Chile. Economic Geology, 96 (2) 325-350 doi:10.2113/gsecongeo.96.2.325 | Journal (article/letter/editorial) | | of Mineralization in the Indio Muerto District, El Salvador, Chile LEWIS B. GUSTAFSON,† 5320 Cross Creek...89511 WALTER ORQUERA, CODELCO-Chile, Division Salvador, El Salvador, Chile MICHAEL MCWILLIAMS, Department...AND MARCELLO MENDEZ CODELCO-Chile, Division Salvador, El Salvador, Chile Abstract The porphyries that...that formed copper deposits in the Indio Muerto district include both 44 Ma rhyolitic subvolcanic intrusions...intruding host andesite at the northeast end of the district. Very weak Cu but much stronger Mo mineralization |  | | Journal (article/letter/editorial) | | Escondida Porphyry Copper Deposit, Antofagasta Region, Chile RUBEN A. PADILLA GARZA,† BHP Minerals and Department...Minera Escondida Limitada, avenida de la minera 501, Antofagasta, Chile Abstract The Escondida porphyry...porphyry copper deposit, located in northern Chile, was one of the two largest copper producers of the world...the basement of the Precordillera de Domeyko province in northern Chile. We propose that the intrusive stock...sulfides including chalcopyrite, pyrite, and molybdenite. In the chlorite-sericite and quartz-sericite |  | Ossandon C., G., Freraut C., R., Gustafson, L. B., Lindsay, D. D., Zentilli, M. (2001) Geology of the Chuquicamata Mine: A Progress Report. Economic Geology, 96 (2) 249-270 doi:10.2113/gsecongeo.96.2.249 | Journal (article/letter/editorial) | | of the Chuquicamata Mine: A Progress Report GUILLERMO OSSANDÓN C., CODELCO-Chile, Gerencia Exploraciones...Santiago, Chile ROBERTO FRÉRAUT C., CODELCO-Chile, Superintendencia Geología, Chuquicamata, Chile LEWIS... DARRYL D. LINDSAY, SRK Consultores, Santiago, Chile AND MARCOS ZENTILLI Department of Earth Sciences...Canada B3H 3J5 Abstract Chuquicamata, in northern Chile, is the world’s greatest copper orebody. It was...with pervasive quartz-sericite. Veins of quartz-molybdenite, up to 5 m wide and cutting all porphyries, were |  | Kidder, J.A., Voinot, A., Leybourne, M.I., Layton-Matthews, D., Bowell, R.J. (2021) Using stable isotopes of Cu, Mo, S, and 87Sr/86Sr in hydrogeochemical mineral exploration as tracers of porphyry and exotic copper deposits. Applied Geochemistry, 128. 104935pp. doi:10.1016/j.apgeochem.2021.104935 | Journal (article/letter/editorial) | | Picaron Cu–Mo porphyry and exotic prospect (Atacama region, Chile) were analyzed for major and trace elements...are much higher than the regional average for molybdenite reported in previous studies (0.11‰), suggesting...elements Stable isotopes Non-traditional isotopes Chile Atacama 1. Introduction The Picaron Cu–Mo porphyry...100 km north-east of the El Salvador Cu–Mo porphyry and within the Atacama region’s hyper-arid desert...desert climate in northern Chile (Fig. 1). A notable characteristic is thick accumulations of post-mineralization |  | | Report (issue) | | Copper Mountain (British Columbia, Canada) and El Teniente (Chile) porphyry copper deposits..................porphyry copper deposits include El Teniente and El Salvador in Chile, Bajo de la Alumbrera in Argentina, Grasberg...which will vary with the price of copper and local mining costs. At Dos Pobres, Arizona, from the top of...regional faults such as near deposits in northern Chile (Behn and others, 2001; Gow and Walshe, 2005), central...chalcocite. By-product minerals frequently include molybdenite and native gold. Other associated minerals may |  | Lee, Robert G., Dilles, John H., Tosdal, Richard M., Wooden, Joseph L., Mazdab, Frank K. (2017) Magmatic Evolution of Granodiorite Intrusions at the El Salvador Porphyry Copper Deposit, Chile, Based on Trace Element Composition and U/Pb Age of Zircons. Economic Geology, 112 (2) 245-273 doi:10.2113/econgeo.112.2.245 | Journal (article/letter/editorial) | | Granodiorite Intrusions at the El Salvador Porphyry Copper Deposit, Chile, Based on Trace Element Composition...magmatic-hydrothermal porphyry Cu (MoAu) ores in the El Salvador district, Chile. Zircons (n = 240) from 15 Eocene age...Gulch were the most strongly oxidized of the El Salvador magmas. The strongly oxidized trend porphyry...and Proffett, 1995) and the El Abra-Fortuna granodiorite complex, Chile (1–2 m.y., Dilles et al., 1997;...Chuquicamata, Chile (2–3 m.y., Reynolds et al., 1998; Ballard et al., 2001), the Potrerillos district, Chile (8 |  | | Journal (article/letter/editorial) | | EXPRESS LETTER HYPOGENE ALUNITE FROM THE EL SALVADOR DISTRICT, CHILE, INDICATES POTENTIAL FOR A BLIND PORPHYRY...late breccia bodies from the El Salvador porphyry copper district of Chile were recently dated. One alunite...44 to 43 Ma. Porphyry copper ores in the El Salvador district formed at about the same time as porphyry...associated with ~80% of the known copper ore of the district; they record waning stages of magmatism at 42...followed by weakly altered latite dikes at 41.6 Ma. Molybdenite in quartz veins returned Re-Os ages of 41.8 to |  | | Journal (article/letter/editorial) | | (Sustainable Mining Research & Consult EIRL), Casilla 28, San Pedro de la Paz 4130000, Chile; E-Mail: bernhard...June 2014 / Published: 8 July 2014 Abstract: The mining industry is a fundamental industry involved in...to increases in the waste/metal production ratio. Mine wastes deposited on-land in so-called tailings dams...environmental issues that need to be addressed (e.g., acid mine drainage formation due to sulphide oxidation, geotechnical...and social concerns due to land use during mining. The mining industry recognizes these concerns and is |  | | Journal (article/letter/editorial) | | tourmaline-rich alteration in the IOCG systems of northern Chile: implications for a magmatic-hydrothermal origin...oxide-copper-gold (IOCG) deposits of the Coastal Cordillera of Chile where it occurs as large crystals in the groundmass...from those of the tourmaline in the Carajás IOCG district (Brazil), suggesting that IOCGs do not form by...the case for the Cloncurry district in Australia and the Skellefte district in Sweden (Mark et al. 2006;...rocks F. Tornos (*) Instituto Geológico y Minero de España, Ríos Rosas, 23, 28003 Madrid, Spain e-mail: |  | | Journal (article/letter/editorial) | | AucusT, 1975 The PorphyryCopperDepositat E1 Salvador,Chile LEWIS B. GUSTAFSON AND JOHN P. HUNT Abstract...copper deposit at E1 Salvador culminated volcanic activity in the Indio Muerto district. Host rocks for the...porphyry series. However, rhyolitic volcanismin the district was clearly more felsic than younger granodioritic...rutile857 No. 5 The PorphyryCopperDepositat E1 Salvador,Chile Fig. 1. Aerial view of Cerro Indio Muerto... Volcanic peaks of the high Cordillera,the Salar de Pedernales,and low hills underlain by folded Mesozoicsedimentsand |  | Leybourne, Matthew I., Cameron, Eion M. (2008) Source, transport, and fate of rhenium, selenium, molybdenum, arsenic, and copper in groundwater associated with porphyry–Cu deposits, Atacama Desert, Chile. Chemical Geology, 247 (1) 208-228 doi:10.1016/j.chemgeo.2007.10.017 | Journal (article/letter/editorial) | | groundwater associated with porphyry–Cu deposits, Atacama Desert, Chile Matthew I. Leybourne a,⁎, Eion M. Cameron...deposit (Spence) in the hyperarid Atacama Desert of northern Chile, which is buried beneath 30–180 m...even under the present hyperarid climate of the Atacama Desert. © 2007 Elsevier B.V. All rights reserved...208–228 209 Fig. 1. Regional geology of northern Chile, showing major ore deposits in relation to the geologic...volcanic terrain and geothermal waters in northern Chile have elevated As concentrations, which contaminate |  | | Report (volume) | | -----------------------------------------------Chile------------------------------------------------...---------------------------------------------------------------El Salvador---------------------------------------------...Bol. Geol.; Publicaci6n Especial No.5 Ministerio de Minas e Hidrocarburos, Caracas 1972. Also in University...resources from aircraft and spacecraft (abs.): Geol. Mining and Metall. Soc. Liberia Bull., v. 3, p. 76. Taylor...Shallow ground water in the Zamin Dawr area, Helmand Province, Afghanistan: U.S. Geol. Survey open-file rept |  | Escolme, Angela, Cooke, David R., Hunt, Julie, Berry, Ron F., Maas, Roland, Creaser, Robert A. (2020) The Productora Cu-Au-Mo Deposit, Chile: A Mesozoic Magmatic-Hydrothermal Breccia Complex with Both Porphyry and Iron Oxide Cu-Au Affinities. Economic Geology, 115 (3). 543-580 doi:10.5382/econgeo.4718 | Journal (article/letter/editorial) | | pp. 543–580 The Productora Cu-Au-Mo Deposit, Chile: A Mesozoic Magmatic-Hydrothermal Breccia Complex...Creaser4 1ARC Research Hub for Transforming the Mining Value Chain (TMVC) and Centre for Ore Deposit and...breccia complex in the Coastal Cordillera of northern Chile. The current resource, which includes the neighboring...chalcopyrite and quartz-pyrite-chalcopyrite ± molybdenite vein stockworks hosted by a granodiorite porphyry...pyrophyllite, and dickite. Rhenium-Os dating of molybdenite indicates that main-stage mineralization at Productora |  | Barros, Kayo Santana, Vielmo, Vicente Schaeffer, Moreno, Belén Garrido, Riveros, Gabriel, Cifuentes, Gerardo, Bernardes, Andréa Moura (2022) Chemical Composition Data of the Main Stages of Copper Production from Sulfide Minerals in Chile: A Review to Assist Circular Economy Studies. Minerals, 12 (2) 250 doi:10.3390/min12020250 | Journal (article/letter/editorial) | | Stages of Copper Production from Sulfide Minerals in Chile: A Review to Assist Circular Economy Studies Kayo...Stages of Copper Production from Sulfide Minerals in Chile: A Review to Assist Circular Economy Studies. Minerals...Departamento de Ingeniería Metalúrgica, Facultad de Ingeniería, Universidad de Santiago de Chile, Avenida...O’Higgins 3363, Estación Central, Santiago 917022, Chile; gerardo.cifuentes@usach.cl Transducto S.A., Avenida...917021, Chile; griveros@transducto.com Correspondence: kayobarros.s@gmail.com Abstract: The mining industry |  | | Journal (article/letter/editorial) | | mineralization in the Atacama segment of the South American Andes, northern Chile (26°15'-27°25'S) Received:...magmatism and the rich ore deposits of northern Chile have been the focus of numerous studies. Significant...feature of the geology of this part of northern Chile is the existence of n o r t h - south to north-east-...alteration and cama segment - Andes - northern Chile mineralization (Baker and Guilbert, 1987; Colley...Introduction (Fig. 1): (1) along the Atacama Fault System; (2) along the Inca de Oro Belt; (3) along the West |  | Zimmerman, Aaron, Stein, Holly J., Morgan, John W., Markey, Richard J., Watanabe, Yasushi (2014) Re–Os geochronology of the El Salvador porphyry Cu–Mo deposit, Chile: Tracking analytical improvements in accuracy and precision over the past decade. Geochimica et Cosmochimica Acta, 131. 13-32 doi:10.1016/j.gca.2014.01.016 | Journal (article/letter/editorial) | | com/locate/gca Re–Os geochronology of the El Salvador porphyry Cu–Mo deposit, Chile: Tracking analytical improvements...Abstract Sulfide minerals from the El Salvador porphyry Cu–Mo deposit, Chile, were dated by Re–Os geochronology...digestion and mixed-double spike indicate B-stage molybdenite mineralization between 41.8 and 41.2 Ma. These...represent the timing of main-stage mineralization at El Salvador. A five-point 187Re–187Os isochron for pyrite–tennantite...older, is within error of early analyses of molybdenite by alkaline fusion digestion using single Re |  | | Journal (article/letter/editorial) | | Candelaria-Punta del Cobre Iron Oxide Copper Gold district, Northern Chile Irene del Real, John F.H. Thompson, Jorge...Candelaria-Punta del Cobre Iron Oxide Copper Gold district, Northern Chile, Ore Geology Reviews (2018), doi: https://doi...Candelaria-Punta del Cobre Iron Oxide Copper Gold district, Northern Chile Irene del Real (1), John F.H. Thompson...University, Snee Hall, Ithaca NY, 14853, USA (2) Lundin Mining Corporation, 150 King Street, Toronto, ON, M5H1J9...Candelaria-Punta del Cobre district is the largest Iron-Oxide Cu and Au (IOCG) district in the Chilean IOCG |  | | Journal (article/letter/editorial) | | below the Porphyry Copper Orebodyat E1Salvador,Chile LEWIS B. GUSTAFSON 5320 Cross Creek Lane, Reno,...89511 ANDJORGE QUIROGAG.* Codelco-Chile,DivisionE1Teniente,Rancagua,Chile Abstract Three diamonddrill holes...holes,angledbelow the lowesthaulagelevel at E1 Salvador,have doubledthe verticalexposureof the depositand...the mine were proposedto the management DURINGthe developmentandoperationof the E1Salvador mine by the...The drilling * Presentaddress:TVX Minerals Chile, Avenida 11 de Septiembre waspostponedandnevercarriedout |  | | Journal (article/letter/editorial) | | quartz solubility. Stockwork veins consisting of molybdenite or hypogene copper sulfide minerals lacking quartz...deposits include those of the Maricunga belt in Chile, formed at a depth of <1 km (Muntean and Einaudi...Canyon in Utah (Redmond and Einaudi, 2010), El Salvador in Chile (Gustafson and Quiroga, 1995), Pebble in...(Gregory, 2017), and Río Blanco-Los Bronces in Chile (Deckart et al., 2013). The biotite in these veins...with little or Less than 1-mm- to 1-cm-thick Molybdenite or Biotite-K-feldspar, None Hydrostatic; brittle; |  | | Report (issue) | | ........................................... P20 Mine Waste Characteristics........................................................................ P25 Mine Closure...................................................... P11 Pie chart showing world rhenium mine production in 2012, by country and percent of world...present as a substitute for molybdenum in molybdenite. Annual world mine production of rhenium is about 50 metric...rhenium produced by mining rather than through recycling) is as a byproduct of copper mining, and about 80 |  | | Journal (article/letter/editorial) | | Cu-Mo-Au porphyry deposits in the Cobre Panama district, which currently has a global resource of 4.2...faulting and extension that deformed the Cobre Panama district shortly after ore formation at 29 to 28 Ma. Introduction...Botija deposit is located in the Cobre Panama district (previously known as Petaquilla project) approximately...Caribbean coast at 8°84' N and 80°65' W (Fig. 1). The district contains several porphyry copper deposits that...et al., 2015). MPSA is currently constructing a mine and has slated production to begin at the Botija |  | | Journal (article/letter/editorial) | | Blanco-Los Bronces porphyry Cu–Mo cluster, Central Chile: new U–Pb (SHRIMP II) and Re–Os geochronology and...mines in the north, through the Don Luis mine, to the Sur Sur mine, La Americana and Los Sulfatos in the...geochronology data, which now include data on different molybdenite vein types, confirm the U–Pb ages of the pre-mineralisation...Departamento de Geología, Universidad de Chile, Plaza Ercilla 803, Casilla 12518, Santiago, Chile e-mail:...Corporación Nacional del Cobre de Chile, Divisíon Andina, Sta. Teresa 513, Los Andes, Chile M. Fanning Research |  | | Book (volume) | | University with a B.Sc. Honours. He completed his PhD in Mining Geology in 1979 at Imperial College, London. His...contributions to economic geology. Stints with Palabora Mining Company, JCI and Anglovaal added to Ross’ southern...After moving to Australia in 】 979, Ross, as a District Manager with CRA Exploration, led the team that...existence o f a new unconformity-vein style uranium province in the Proterozoic of the Great Sandy Desert............................................ 65 T he El T eniente M egabreccia D eposit，th e W o rld ’s L |
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