 | Arfè, Giuseppe, Boni, Maria, Mondillo, Nicola, Aiello, Roberto, Balassone, Giuseppina, Arseneau, Vernon, Soyk, Dominik (2016) Supergene Alteration In the Capricornio AU-AG Epithermal Vein System, Antofagasta Region, Chile. The Canadian Mineralogist, 54 (3) 681-706 doi:10.3749/canmin.1600012 | Journal (article/letter/editorial) | | CAPRICORNIO Au-Ag EPITHERMAL VEIN SYSTEM, ANTOFAGASTA REGION, CHILE GIUSEPPE ARFȧ AND MARIA BONI* Dipartimento...Paleocene–Eocene metallogenic belt, 60 km ENE of Antofagasta in the physiographic Central Depression, between...epithermal, Au-Ag, supergene Au-Ag, aridity, gold, Antofagasta Region, Central Depression. § Corresponding...CANADIAN MINERALOGIST INTRODUCTION The Antofagasta region in northern Chile hosts many of the world’s significant...Capricornio property is located 60 km ENE of Antofagasta (23831 0 S latitude, 69850 0 W longitude), in |  | Kojima, Shoji, San Martín, María Constanza, Nagase, Toshiro, Nakashima, Daisuke, Bisso, Claudio, Menzies, Andrew (2021) Distribution of gold and silver and its relation with hypogene ore minerals in the Esperanza porphyry deposit, Antofagasta Region, Chile. Resource Geology, 71 (1). 80-90 doi:10.1111/rge.12250 | Journal (article/letter/editorial) | | hypogene ore minerals in the Esperanza porphyry deposit, Antofagasta Region, Chile Shoji Kojima1 | María...Geológicas, Universidad Católica del Norte, Antofagasta, Chile 2 Tohoku University Museum, Sendai, Japan...Minera Los Pelambres Ltd., Provincia de Choapa, Chile 5 Bruker Nano GmbH, Berlin, Germany Correspondence...Angamos 0610, Antofagasta, Chile. Email: skojima@ucn.cl Funding information Esperanza mine geologists ...objective to elucidate Au-Ag distribution at the Esperanza porphyry deposit in the Eocene Centinela copper |  | Deyell, C. L., Leonardson, R., Rye, R. O., Thompson, J. F. H., Bissig, T., Cooke, D. R. (2005) Alunite in the Pascua-Lama High-Sulfidation Deposit: Constraints on Alteration and Ore Deposition Using Stable Isotope Geochemistry. Economic Geology, 100 (1) 131-148 doi:10.2113/100.1.0131 | Journal (article/letter/editorial) | | Depto. Ciencias Geológicas, Av. Angamos 0610, Antofagasta, Chile AND D. R. COOKE Centre for Ore Deposit...system, located in the El Indio-Pascua belt of Chile and Argentina, contains over 16 million ounces (Moz)...portion of Brecha Central. Postmineral alunite ± jarosite were previously interpreted to be supergene crosscutting...origin for this late-stage alteration. Only late jarosite veinlets (8.0 Ma) associated with fine-grained...deposit is situated in the Cordillera Principal of Chile and Argentina at the north end † Corresponding |  | Pizarro, H., Campos, E., Bouzari, F., Rousse, S., Bissig, T., Gregoire, M., Riquelme, R. (2020) Porphyry indicator zircons (PIZs): Application to exploration of porphyry copper deposits. Ore Geology Reviews, 126. 103771pp. doi:10.1016/j.oregeorev.2020.103771 | Journal (article/letter/editorial) | | Católica del Norte, Av. Angamos 0610, 7 Antofagasta, Chile. 8 2 GET, IRD-CNRS-CNES-UPS, 14 avenue...zircons collected from Chuquicamata, Mirador, 31 Esperanza and Escondida PCDs, located in the upper Eocene...lower Oligocene metallogenic 32 belt of northern Chile, were determined in order to validate the use of...PIZ 41 characteristic (>54%); at Mirador and Esperanza porphyries the PIZ proportion exceeding 70 %....Eocene to Oligocene metallogeny belt, 48 Northern Chile, Porphyry Copper Deposit, non-mineralized intrusive |  | Fernández-Mort, A., Riquelme, R., Alonso-Zarza, A. M., Campos, E., Bissig, T., Mpodozis, C., Carretier, S., Herrera, C., Tapia, M., Pizarro, H., Muñoz, S. (2018) A genetic model based on evapoconcentration for sediment-hosted exotic-Cu mineralization in arid environments: the case of the El Tesoro Central copper deposit, Atacama Desert, Chile. Mineralium Deposita, 53 (6) 775-795 doi:10.1007/s00126-017-0780-2 | Journal (article/letter/editorial) | | Tesoro Central copper deposit, Atacama Desert, Chile A. Fernández-Mort 1,2 & R. Riquelme 1 & A. M. Alonso-Zarza...deposit located in the Atacama Desert of northern Chile. This deposit consists of two mineralized bodies...Católica del Norte, Avenida Angamos, 0610 Antofagasta, Chile 2 Departamento de Petrología y Geoquímica...V6C2X8, Canada 6 Antofagasta Minerals, Apoquindo 4001, piso 18, Santiago, Chile 7 GET, Université...Universidad de Atacama, Avenida Copayapu, 485 Copiapó, Chile Miner Deposita Introduction The Atacama Desert |  | | Report (issue) | | PROSPECTS OF THE I, H, IE, IV, AND V REGIONS, NORTHERN CHILE compiled by William C. Williams Open-File Report...complement to my dissertation work in northern Chile under the auspices of Dr. John Guilbert at the University...prospects in the I, n, IE, IV, and V Regions of Chile (Figure 1). Over 3000 sites were compiled from published...Geologia y Yacimientos Metaliferos de la Region de Antofagasta: Servicio Nacional de Geologia y Mineria, Boletin...well as descriptions of the major mines throughout Chile with insights as to their genesis. Finally, Frutos |  | | Journal (article/letter/editorial) | | between 17 and 27S across the forearc of northern Chile and southern Peru from 44 to 6 Ma, and on the Bolivian...directly dated (southern Peru and south of 26S in Chile) and suggest formation post 14 Ma. Sedimentological...is unlikely to be widely applicable in northern Chile. General models that involve climatic desiccation...Introduction The Central Andes, and in particular northern Chile, host some of the world’s largest porphyry copper...hyperaridity at 14 Ma in the Atacama Desert of northern Chile and southern Peru is not supported by sedimentological |  | Oviedo, Luis, Fuster, Nicolas, Tschischow, Natasha, Ribba, Luis, Zuccone, Alvio, Grez, Enrique, Aguilar, Angelo (1991) General geology of La Coipa precious metal deposit, Atacama, Chile. Economic Geology, 86 (6) 1287-1300 doi:10.2113/gsecongeo.86.6.1287 | Journal (article/letter/editorial) | | Deposit, Atacama,Chile Luis OVIEDO, Los Quillayes191, Las Vertientes,SanJosdde Maipo, Chile NICOLAS FUSTER...6651, Copiapd,Chile ENRIQUE GREZ, Goldfields,Chile, S.A.,CarmenSylva2449, Santiago,Chile AND ANGELO AGUILAR...AGUILAR Minera Homestake,Chile S.A.,Pedrode Valdivia 0193, 4 ø Piso,Santiago,Chile Abstract The La Coipaore...bytheTertiarypyroclastic unit.Ladera islargelysupergene altered(jarosite-goethite _ gypsum_ barite)andwesternCoipaNorte...during 1980-1985, suchasLa Coipa (1980-1982), Esperanza (1981), Lobo-Marte (1982-1984), E1 The earlie |  | Witt, W. K., Hagemann, S. G., Villanes, C., Vennemann, T., Zwingmann, H., Laukamp, C., Spangenberg, J. E. (2016) Multiple Gold Mineralizing Styles in the Northern Pataz District, Peru. Economic Geology, 111 (2) 355-394 doi:10.2113/econgeo.111.2.355 | Journal (article/letter/editorial) | | Misquichilca area. Both the Pataz batholith and the Esperanza Subvolcanic Complex are of the same Mississippian...hydrothermal alteration and mineralization. The Esperanza Subvolcanic Complex, comagmatic with the Lavasen...evolution of an Fe-rich volatile phase. The Lavasen-Esperanza magma suite is ferroan and weakly alkaline, with...and (3) hydrothermal alteration hosted by the Esperanza Subvolcanic Complex and Lavasen Volcanics in the...Lavasen graben, a repository for the products of Esperanza-Lavasen suite magmatism. The Lavasen graben contains |  | Chouinard, A., Williams-Jones, A. E., Leonardson, R. W., Hodgson, C. J., Silva, P., Tellez, C., Vega, J., Rojas, F. (2005) Geology and Genesis of the Multistage High-Sulfidation Epithermal Pascua Au-Ag-Cu Deposit, Chile and Argentina. Economic Geology, 100 (3) 463-490 doi:10.2113/gsecongeo.100.3.463 | Journal (article/letter/editorial) | | High-Sulfidation Epithermal Pascua Au-Ag-Cu Deposit, Chile and Argentina ANNICK CHOUINARD,† Department of Geological...Nevada S.A./Barrick Chile Ltda., Barrio Industrial, Alto Peñuelas, Sitio 58, Coquimbo, Chile Abstract The...is located in the El Indio belt of north-central Chile and Argentina and was the product of a high-sulfidation...argillic alteration, silicification and hypogene jarosite, which occurred penecontemporaneously with the...deposits in the El Indio belt of north central Chile (Fig. 1). With estimated reserves of 17.6 million |  | Ford, A., Hagemann, S.G., Fogliata, A.S., Miller, J.M., Mol, A., Doyle, P.J. (2015) Porphyry, epithermal, and orogenic gold prospectivity of Argentina. Ore Geology Reviews, 71. 655-672 doi:10.1016/j.oregeorev.2015.05.013 | Journal (article/letter/editorial) | | detailed references provided. Note that in each gold province only major deposits or deposits that have been...provinces (Orogenic) The Puna plateau (Puna geological province) in Jujuy, Salta, and Catamarca provinces marks...The Minas Azules orogenic gold deposit (Juyuy province) is located in the Sierra de Rinconada which is...gold deposit (Catamarca province) is located in the Puna geological province and is hosted by low-grade...2010). 2.2. Culampajá gold district in Catamarca province (Orogenic) The orogenic Culampajá gold district |  | | Book | | Universidad de Concepci6n Casilla 4107 Concepci6n, Chile ISBN 978-3-642-88284-5 DOI 10.1007/978-3-642-88282-1.... . . . 37 The Metalliferous Ore Deposits of Chile and Argentina, and Their Geologic Framework J. Oyarzun... . . . . . . . . 147 X Contents El Aguilar Mine: An Ordovician Sediment-Hosted Stratiform Lead-Zinc...Sulfides in the Greenstone Belt of South-Central Chile - An Overview G. Alfaro and S. Callao . . . . ....Formation and Massive Sulfide Orebodies, South-Central Chile: Geologic and Isotopic Aspects S. Callao, G. Alfaro |  | | Report (issue) | | Mountain (British Columbia, Canada) and El Teniente (Chile) porphyry copper deposits.........................deposits include El Teniente and El Salvador in Chile, Bajo de la Alumbrera in Argentina, Grasberg in...regional faults such as near deposits in northern Chile (Behn and others, 2001; Gow and Walshe, 2005), central...much as about 100°C for samples from El Teniente, Chile. When binned in 10°C intervals, the median reported...several intrusive stages related to the El Salvador, Chile, porphyry copper deposit, described fluids associated |  | | Journal (article/letter/editorial) | | Porphyry Gold-Copper Deposit, Maricunga Belt, Northern Chile* RICHARD H. SILLITOE,1,† JUSTIN TOLMAN,2,** AND...the Maricunga gold-silver-copper belt of northern Chile, was discovered in 2007 beneath postmineral cover...volcanic Andes of the Atacama Region, northern Chile (Fig. 1). The belt, some 200 km long and 30 km wide...Potrerillos Bolivia -26°30’ ESPERANZA Argentina Chile Antofagasta LA COIPA Fig. 2 PUREN Copiapó...gold and silver conducted by Minera Anglo American Chile Ltda. and joint-venture partners. However, it was |  | | Journal (article/letter/editorial) | | "pacos"ores, composedof cassiterite,limonite, jarosite, and quartz, at the outcropsof the primary sulphideveins...the nineteenthcentury. The silverbonanzasof the province,particularlyPotosland Oruro, sup- plied a large...main lineof the"Antofagasta (Chile)andBoliviaRailwayCo.,"whichrunsfrom La Paz to Antofagasta on the Chileancoast...sandylayers, locally quartzitic,are commonin the mine.. In placesthe formation is hard and massivewithout... Near the intrusive igneous rocks on the deeper mine levels, the formation is hard and silicified, and |  | Sillitoe, Richard H., Devine, Fionnuala A.M., Sanguinetti, Martin I., Friedman, Richard M. (2019) Geology of the Josemaría Porphyry Copper-Gold Deposit, Argentina: Formation, Exhumation, and Burial in Two Million Years. Economic Geology, 114 (3) 407-426 doi:10.5382/econgeo.4645 | Journal (article/letter/editorial) | | located in the Frontal Cordillera of San Juan Province, Argentina, near the present-day northern limit...Cordillera of San Juan Province, Argentina, ~8 km east of the border with Chile (lat 28°26'S, long 69°32'W)...70° 68°W 69°40’ o PERU S BOLIVIA er u - Chile Tambo Alturas ch Los Azules El Altar - Piuquenes...fau Los H e l a d os M og ote sf au lt Refugio CHILE belt A R G E N T I N A Lobo-Marte La Pepa Taguas...Caserones El In Porphyry Cu-Au prospects Nueva Esperanza La Coipa 28° 29° tr Po Los Helados Los Helados |  | Benavides, J., Kyser, T. K., Clark, A. H., Oates, C. J., Zamora, R., Tarnovschi, R., Castillo, B. (2007) The Mantoverde Iron Oxide-Copper-Gold District, III Region, Chile: The Role of Regionally Derived, Nonmagmatic Fluids in Chalcopyrite Mineralization. Economic Geology, 102 (3) 415-440 doi:10.2113/gsecongeo.102.3.415 | Journal (article/letter/editorial) | | Mantoverde Iron Oxide-Copper-Gold District, III Región, Chile: The Role of Regionally Derived, Nonmagmatic Fluids...CASTILLO** Anglo American Chile Ltda, Avenida Pedro de Valdivia 291, Santiago, Chile Abstract Located in...in the Cordillera de la Costa of northern Chile, the mines of the Mantoverde district exploit supergene...Departamento 21-B, Condominio Las Palmas, Copiapó, Chile. 0361-0128/07/3662/415-26 415 BENAVIDES ET AL...ENT ARG CHILE AFS Magnetite-apatite deposits Fault Town/City O 22 S TOCOPILLA Buena Esperanza (Cu-Ag) |  | | 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 | | org/details/geologyofchile0000unse The Geology of Chile • The Geologica l Society of London Books Editorial...T. & GIBBO, s, W . (eds) 2007 . The Geology of Chile. The Geological Society, London. CHARRIER, R., PINTO...the Andean Orogeo in Chile. Jn: MORENO, T. & GrnsoNs, W. (eds) The Geology of Chile. The Geological Society...Society, London, 21-114. The Geology of Chile EDITED BY TERESA MORENO Earth Sciences Institute 'J aume...\ii . Grosjean 13. Field excursion from central Chile to the Atacama De<,crt. W. Gibbons & -1. Moreno |  | | Journal (article/letter/editorial) | | Atacama segment of the South American Andes, northern Chile (26°15'-27°25'S) Received: 15 December 1992 / Accepted:...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...(4) The Copiapd-E1 Salvador region of northern Chile along the Maricunga Belt. (26°15 ' - 27°25 ' S; |  | Valente, T., Grande, J.A., de la Torre, M.L., Santisteban, M., Cerón, J.C. (2013) Mineralogy and environmental relevance of AMD-precipitates from the Tharsis mines, Iberian Pyrite Belt (SW, Spain) Applied Geochemistry, 39. 11-25 doi:10.1016/j.apgeochem.2013.09.014 | Journal (article/letter/editorial) | | paper documents the solid phases associated to acid mine drainage (AMD) at the Tharsis mines (SW Spain)....complex mixtures of metallic salts, and as ochres (jarosite combined with goethite). Also, their distributions...Ltd. All rights reserved. 1. Introduction Acid mine drainage (AMD) from abandoned mines is an important...Centro), and the southern group (Filón Sur and Esperanza). The ore lenses, with up to 130 m thick, are...Climate The study area, located in the Huelva province, has a Mediterranean climate, which can be classified |  | | Book (edition) | | Abernathyitc, K[(UO 2 )(AsO,)](HP) 3, tet., Fumerole No. 2 mine, Temple Mountain. on the southeast flank of the...104(3). 326-328 □ Achavnlitc, FcSe, hex .. Cacheuta Mine. Ccrro de Cacheuta. Sierra de Cacheuta. Mcndoza...a seri Qlh·enite. compare E\Clte. Chanårcillo. Chile . .\U 6. 320-328 (str.) witb 0/ivenite 0 Adamsite-(\')...AgardJte-(Ce), CeCu.(AsO4)i(OH).-3H1O, hex., Clara mine, central Black Forest, Gennany,A1ifSS(2004),17-23...(Y,Ca)Cu6(AsO.)i(OH).-3H1O. hex., Bou-Skourcoppcr mine, Ouarzazatc. Morocco,SS, 1447 □ Mixite group AgrelUte |  | | Book (volume) | | Lavrion, Greece (6) and Cu-poor adamite from Ojuela mine, Mexico (7) IR spectra of acid salts (silicates...considered as H3Odominant members of the alunite-jarosite group with idealized formulae (H3O)Fe3(SO4)2(OH)6...“hydroniumalunite”, as well as (Na,K)-deficient alunite-jarosite group minerals, characteristic bands of H3O+ cations...(Hendricks 1937), for a synthetic compound with jarosite-type structure, but without large cations, the...Locality: Salar de Carcote deposit, El Loa province, Antofagasta, Chile. Description: Colourless crystal from |  | | Report (issue) | | geographical area to which the deposit belongs. 11 PROVINCE The Republic of Bolivia is divided into 9 departments...list the name of the province in which a deposit occurs. PHYSIOGRAPHIC PROVINCE The physiographic provinces...which a mine first produced. YEAR OF LAST PRODUCTION Year in which an inactive producing mine last operated...(PRESENT/LAST) Person or corporation which owns the mine or mining claims. The most recent owner is listed...OPERATOR Person or corporation which operates the mine. This may be a subsidiary or a lessee. TOTAL INVESTMENT |  | Caraballo, Manuel A., Rimstidt, J. Donald, Macías, Francisco, Nieto, José Miguel, Hochella, Michael F. (2013) Metastability, nanocrystallinity and pseudo-solid solution effects on the understanding of schwertmannite solubility. Chemical Geology, 360. 22-31 doi:10.1016/j.chemgeo.2013.09.023 | Journal (article/letter/editorial) | | University of Santiago, Avda. Tupper 2069, Santiago, Chile a r t i c l e i n f o Article history: Received...online 14 October 2013 Editor: J. Fein Keywords: Acid mine drainage Schwertmannite Solubility product Polyphasic...to characterize schwertmannite stability in acid mine drainage settings, we used coincident schwertmannite...iron cycle under Earth-surface conditions. Acid mine drainage (AMD) is the primary example of these types...chemgeo.2013.09.023 mine drainage water chemistry is greatly influenced by jarosite, schwertmannite and |
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