 | | Journal (article/letter/editorial) | | of Northern Chile Preface FRANCISCO CAMUS † Codelco-Chile, Huérfanos 1270, Santiago, Chile AND JOHN H...University, Corvallis, Oregon 97331 Introduction Chile is known worldwide as the site of one of the largest...production of more than 50 Mt of fine copper. Currently, Chile annually produces about 4.6 Mt of fine copper that...exploration efforts in the Central Andes with emphasis in Chile. During the past 25 years, exploration expenditures...Collahuasi mining district, Quebrada Blanca, Lomas Bayas, and (in the last 5 years) Spence and Gaby Sur |  | | 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 |  | | Journal (article/letter/editorial) | | in the oxide zone of copper deposits in northern Chile: involvement of deep formation waters? Eion M. Cameron...deposits in northern Chile, whereas in similar deposits elsewhere, it is rare. In Chile, it has generally...Supergene enrichment of copper deposits in northern Chile extended over a long period, 44 to 9 Ma, being terminated...Keywords Atacamite . Copper deposits . Northern Chile Editorial handling: B. Lehmann E. M. Cameron (*)...Department of Geology, Universidad de Chile, P.O. Box 13518-21, Santiago, Chile e-mail: cpalacio@ing.uchile.cl |  | | Journal (article/letter/editorial) | | SUPERGENE WEATHERING IN THE EL PEÑÓN DISTRICT, NORTHERN CHILE IAN WARREN,† Yamana Gold, 9670 Gateway Drive, Suite...Peñón epithermal gold-silver deposit, Region II, Chile, comprises multiple epithermal veins, which contain...in the Paleocene metallogenic belt of northern Chile. Quartz-adularia-carbonate veins are hosted in Paleocene...Paleocene and early Eocene magmatic arc of northern Chile. Measured, indicated, and inferred resources for...intersected by drill holes and in the underground mine workings, is 59.2 ± 1.6 Ma based on whole-rock K/Ar |  | | Journal (article/letter/editorial) | | 1062-1085 Geology oftheE1AbraPorphyry CopperDeposit, Chile JOZSEF A•IBRUS Abstract The E1 Abra porphyryCOl)per...1972to 1975,the Corporaci6nNacionaldel Cobrede Chile completedan evaluation programknownas the E1 Abra...located in E1 Loa Province, Chile, 42 kilometers north of the Chuquicamataopen-pit mine (Fig. 1). It is...area stoppedaround 1925, and at that time the Chile ExplorationCompany,a subsidiaryof the AnacondaCompany...mines. In 1971 the Chilean Governmenttook over the Chile Exploration Companyproperties,includingthe E1 Abra |  | | 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 |  | | 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 |  | | Book (volume) | | existence o f a new unconformity-vein style uranium province in the Proterozoic of the Great Sandy Desert....the largest deposits in any established porphyry province. For a discussion of the accepted terminology...localised in the U.S. “South-west”， and in northern Chile and southern Peru，and were Cu-Mo orebodies (Gilmour...Cook and Porter;all in this publication) and in Chile, Argentina and Peru in South America (see Camus;...Chuquicamata, El Abra, La Escondida and El Teniente in Chile, Cerro Colorado in Panama, Grasberg in Indonesia |
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