| Romero, L., Alonso, H., Campano, P., Fanfani, L., Cidu, R., Dadea, C., Keegan, T., Thornton, I., Farago, M. (2003) Arsenic enrichment in waters and sediments of the Rio Loa (Second Region, Chile) Applied Geochemistry, 18 (9) 1399-1416 doi:10.1016/s0883-2927(03)00059-3 | Journal (article/letter/editorial) | enrichment in waters and sediments of the Rio Loa (Second Region, Chile) L. Romeroa, H. Alonsoa, P. Campanoa,...Católica del Norte, Av. Angamos 0610, box 1280, Antofagasta, Chile Università di Cagliari, Dipartimento Scienze...London SW7 2BP, UK b Abstract The Second Region of Chile (126,500 km2) is extremely arid, with a dramatic...economic activity in the region) is the 440 km long Rio Loa. Moreover, this is highly enriched in As. In order...mining activity on the water quality in the Rio Loa basin, water and sediment samples were taken at strategic | | 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) | Geology 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...Nova Scotia, Canada B3H 3J5 Abstract Chuquicamata, in northern Chile, is the world’s greatest copper orebody...partial K feldspar and albite replacement of plagioclase, and more widespread biotite replacement of hornblende | | Barra, Fernando, Alcota, Hugo, Rivera, Sergio, Valencia, Victor, Munizaga, Francisco, Maksaev, Victor (2013) Timing and formation of porphyry Cu–Mo mineralization in the Chuquicamata district, northern Chile: new constraints from the Toki cluster. Mineralium Deposita, 48 (5) 629-651 doi:10.1007/s00126-012-0452-1 | Journal (article/letter/editorial) | porphyry Cu–Mo mineralization in the Chuquicamata district, northern Chile: new constraints from the Toki cluster...km south–southwest of the Chuquicamata–Radomiro Tomic mines in northern Chile. These prospects occur in...Departamento de Geología, Universidad de Chile, Santiago, Chile e-mail: fbarrapantoja@ing.uchile.cl F....Center of Excellence (CEGA), Universidad de Chile, Santiago, Chile H. Alcota : S. Rivera Exploraciones Mineras...Mineras Andinas S.A., Santiago, Chile V. Valencia School of Environment, Washington State University, Pullman | | | 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...History of the Río Blanco-Los Bronces District, Central Chile: Development of World’s Greatest Known...Porphyry Cu-Mo Deposits of the Chuquicamata District, Northern Chile Geologic Overview of the Escondida...Escondida Porphyry Copper District, Northern Chile Geology of the Bingham Canyon Porphyry Cu-Mo-Au Deposit | | Correa, Karen J., Rabbia, Osvaldo M., Hernández, Laura B., Selby, David, Astengo, Marcelo (2016) The Timing of Magmatism and Ore Formation in the El Abra Porphyry Copper Deposit, Northern Chile: Implications for Long-Lived Multiple-Event Magmatic-Hydrothermal Porphyry Systems. Economic Geology, 111 (1) 1-28 doi:10.2113/econgeo.111.1.1 | Journal (article/letter/editorial) | Magmatism and Ore Formation in the El Abra Porphyry Copper Deposit, Northern Chile: Implications for Long-Lived...Universidad de Concepción, Concepción CP 4030000, Chile 2 Instituto GEA, Casilla 160-C, Universidad de...de Concepción, Concepción CP 4030000, Chile 3 Department 4 Superintendencia of Earth Sciences, University...Geología, Sociedad Contractual Minera El Abra, Calama CP 1390000, Chile Abstract Zircon LA-ICP-MS and CA-TIMS...molybdenite Re-Os geochronology for the El Abra porphyry copper deposit (Chile) document a ~8.6 Ma protracted | | | Journal (article/letter/editorial) | application to porphyry copper deposits of northern Chile Received: 22 October 2001 / Accepted: 25 July 2002...ChuquicamataEl Abra porphyry copper belt of northern Chile have been measured in situ by excimer laser ablation...This study is based on the Los Picos-Fortuna/Pajonal-El Abra igneous complex, a suite of spatially and temporally...intrusions within the Chuquicamata-El Abra porphyry copper belt of northern Chile. The complex is cut by...strike-slip fault, the West Fault, with the Pajonal-El Abra intrusive suite 348 displaced ca. 35 km to | | Munizaga, Francisco, Maksaev, Victor, Fanning, C.M., Giglio, S., Yaxley, G., Tassinari, C.C.G. (2008) Late Paleozoic–Early Triassic magmatism on the western margin of Gondwana: Collahuasi area, Northern Chile. Gondwana Research, 13 (3) 407-427 doi:10.1016/j.gr.2007.12.005 | Journal (article/letter/editorial) | western margin of Gondwana: Collahuasi area, Northern Chile Francisco Munizaga a , Victor Maksaev a,⁎, C.M....Departamento de Geología, Universidad de Chile, Plaza Ercilla 803, Santiago, Chile Research School of Earth Sciences...de Collahuasi, SCM, Pedro Lagos 1090, Iquique, Chile d Research School of Earth Sciences, Australian...‘Altiplano’ high plateau of the Andes of northern Chile mostly consists of late Paleozoic to Early Triassic...of Chile, the Frontal Cordillera of Argentina (Choiyoi Group or Choiyoi Granite-Rhyolite Province), and | | | Journal (article/letter/editorial) | Northern Chile PATRICIO CUADRA C.† AND GONZALO ROJAS S. Superintendencia Geología, Codelco-Chile División...División Radomiro Tomic, Chile Abstract The main copper oxide minerals in the Radomiro Tomic deposit are atacamite...north of the Chuquicamata mine and 40 km north of the town of Calama in the Antofagasta region of northern...northern Chile (Fig. 1), at an elevation of 3,000 m above sea level. The deposit was discovered in 1952...course of an exploration program undertaken by the Chile Exploration Company, which sought the extension | | 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...geochemical characteristics of zircons collected from Chuquicamata, Mirador, 31 Esperanza and Escondida PCDs...lower Oligocene metallogenic 32 belt of northern Chile, were determined in order to validate the use of...Eocene to Oligocene metallogeny belt, 48 Northern Chile, Porphyry Copper Deposit, non-mineralized intrusive...body. 49 50 1. Introduction 51 In northern Chile and southern Peru, porphyry copper deposits (PCDs) | | | Journal (article/letter/editorial) | 1062-1085 Geology oftheE1AbraPorphyry CopperDeposit, Chile JOZSEF A•IBRUS Abstract The E1 Abra porphyryCOl)per...porphyryCOl)per deposit,located42 km northof Chuquicamata, was minedon a smallscalein the past,andseveralstudies...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...is emplacedin the samemountainrange as Chuquicamata at 4,000 meters above sea level. Two thirdclassroadsconnectE1 | | | Journal (article/letter/editorial) | •EOLO•ISTS JUNE-JULY, 1944 OXIDATION No. AT CHUQUICAMATA, 4 CHILE. O. W. JARRELL. CONTENTS. PAGE Introduction........... 255 General Geological Features at Chuquicamata .................... 258 Location and Physiography...Mineralization ........... The Groundwater at Chuquicamata .............................. The Relation...oxidation at Chuquicamata. Following is a description of the general geological features at Chuquicamata which...zone of partial oxidation which over much of the mine separatesthe sulphideand oxidized orebodies. Finally | | Rivas-Romero, Constanza, Reich, Martin, Barra, Fernando, Gregory, Daniel, Pichott, Sergio (2021) The Relation between Trace Element Composition of Cu-(Fe) Sulfides and Hydrothermal Alteration in a Porphyry Copper Deposit: Insights from the Chuquicamata Underground Mine, Chile. Minerals, 11 (7) 671 doi:10.3390/min11070671 | Journal (article/letter/editorial) | Copper Deposit: Insights from the Chuquicamata Underground Mine, Chile Constanza Rivas-Romero 1,2, *, Martin...Copper Deposit: Insights from the Chuquicamata Underground Mine, Chile. Minerals 2021, 11, 671. https://doi...Matemáticas, Universidad de Chile, Plaza Ercilla 803, Santiago 8370450, Chile; mreich@cec.uchile.cl (M.R...Físicas y Matemáticas, Universidad de Chile, Santiago 8370450, Chile Department of Earth Sciences, University...Casa Matriz, Huérfanos 1270, Santiago 8370450, Chile; spich001@codelco.cl Correspondence: constanzarivasromero@gmail | | | Journal (article/letter/editorial) | and Geological Attributes at Chuquicamata Cu–Mo Porphyry Deposit, Chile Héctor VÉLIZ, Eduardo CAMPOS...Norte, Departamento de Ciencias Geológicas, Antofagasta, Chile Abstract The distribution of mineral zones...associations are important geological attributes of the Chuquicamata Porphyry Cu–Mo deposit. The development and...characteristically observed in the south wall of the mine. All of the above events combine to yield the final...textural type is the most significant. Keywords: Chuquicamata, hydrothermal alteration, porphyry copper, Shannon | | | 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 | | Sapiains, Pía, Figueroa, Valentina, Hayashida, Frances, Salazar, Diego, Menzies, Andrew, González, Cristián, Loyola, Rodrigo, Murphy, Beau, González, Juan, Parcero-Oubiña, César, Troncoso, Andrés (2021) Supergene Copper and the Ancient Mining Landscapes of the Atacama Desert: Refining the Protocol for the Study of Archaeological Copper Minerals through the Case Study of Pukara de Turi. Minerals, 11 (12) 1402 doi:10.3390/min11121402 | Journal (article/letter/editorial) | Geológicas, Universidad Católica del Norte, Antofagasta 1240000, Chile Instituto de Investigaciones Arqueológicas...Católica del Norte, San Pedro de Atacama 1410000, Chile; vfigueroa@ucn.cl Department of Anthropology, University...Departamento de Antropología, Universidad de Chile, Santiago 7800284, Chile; dsalazar@uchile.cl (D.S.); atroncos@uchile...de la Santísima Concepción, Concepción 4090541, Chile; jgonzal@ucsc.cl Instituto de Ciencias del Patrimonio...Correspondence: psg004@ucn.cl Abstract: Northern Chile is home to the world’s largest copper ore deposits | | | Book (volume) | 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...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 | | | Journal (article/letter/editorial) | Plutonic Complex of the Coastal Cordillera, Northern Chile José Zambra1,*, Shoji Kojima1, Sergio Espinoza1...Catholic University, Antofagasta and 2Minera Tocopilla, Barros Arana, Tocopilla, Chile Abstract The Angélica...the Coastal Cordillera of the Tocopilla district, Northern Chile, and those are classified fundamentally...intruding into the formation. In the Tocopilla district there is a peculiar copper deposit named Angélica...since 1960 by ENAMI (National Mining Company of Chile). Because of recent exploitation of the deposit | | | 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...the three largest of all, El Teniente, Río Blanco-Los Bronces, and Chuquicamata (Fig. 1), all containing...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 | | | Journal (article/letter/editorial) | in a Porphyry Cu System: the El Abra Porphyry Cu Deposit, Northern Chile Downloaded from http://petrology...undertaken on samples from the El Abra–Pajonal igneous complex, northern Chile, to investigate the magmatic...the chalcophile elements and the formation of the El Abra porphyry Cu deposit. The PGE have extreme sulfide...processes governing the evolution of the El Abra–Pajonal suite. Plagioclase fractionation dominated the oldest...primitive, wetter, mafic magma at 41–40 Ma, plagioclase fractionation became suppressed and amphibole | | | Journal (article/letter/editorial) | in magmatic arc settings. At the regional and district scales, the occurrence of many deposits in belts...central Chile; A.J. Wilson, writ. commun., 2009) and Mo (2.5 Mt: El Teniente, central Chile; Camus, 2003)...Toquepala & Cuajone Los Pelambres Los BroncesRío Blanco El Teniente Mamut Grasberg-Ertsberg Ok Tedi Cerro...Collahuasi dist. Bau Batu Hijau El Abra Cabang Kiri Chuquicamata dist. Koloula Frieda River dist...dist.(Nena) Wafi-Golpu Gaby El Salvador Potrerillos Marte & Caspiche Taca Taca Bajo Bajo de la Alumbrera | | Riveros, K., Veloso, E., Campos, E., Menzies, A., Véliz, W. (2014) Magnetic properties related to hydrothermal alteration processes at the Escondida porphyry copper deposit, northern Chile. Mineralium Deposita, 49 (6) 693-707 doi:10.1007/s00126-014-0514-7 | Journal (article/letter/editorial) | the Escondida porphyry copper deposit, northern Chile K. Riveros & E. Veloso & E. Campos & A. Menzies...In the Escondida porphyry Cu deposit of northern Chile, each hydrothermally altered lithology is characterized...Universidad de Atacama, Copayapu 485, Copiapó, Chile e-mail: karl.riveros@uda.cl K. Riveros : E. Veloso...0610, Antofagasta, Chile W. Véliz Minera Escondida Ltd, Avenida de la Minería 501, Antofagasta, Chile...porphyry Cu deposit in northern Chile, the largest Cu-producing mine in the world. The Escondida deposit | | | Journal (article/letter/editorial) | Geologic Evolution of the Escondida Area, Northern Chile: A Model for Spatial and Temporal Localization of...and Chimborazo (Cordillera de Domeyko, northern Chile). The purpose of this study was to examine the regional...magmatic setting of this preeminent porphyry Cu district for evidence of features or processes that might...throughout much of the porphyry belt of northern Chile. Geochemically, they are I-type in character, but... Introduction NORTHERN CHILE is the world’s premier porphyry copper district, hosting several major deposits | | | Journal (article/letter/editorial) | consecutive hydrothermal events in the Chuquicamata porphyry copper system, Chile Peter Reynolds ) , Casey Ravenhurst...temperature Ž) 3508C. potassic alteration event at Chuquicamata from the lower temperature Ž- 3508C. quartz–sericite...Leiva, G., Rojas, J., Graves, M.C., 1994a. The Chuquicamata system revisited. ŽExtended Abstract., Society...deposits of the Andes, New Developments’. Concepcion Chile, October 17–18, 1994. Proceedings 2, 1647–1651.x...world’s largest porphyry copper systems, Chuquicamata, Chile. Accurate and precise dating are required | | Sáez, Alberto, Cabrera, Lluís, Garcés, Miguel, Bogaard, Paul van den, Jensen, Arturo, Gimeno, Domingo (2012) The stratigraphic record of changing hyperaridity in the Atacama desert over the last 10Ma. Earth and Planetary Science Letters, 355. 32-38 doi:10.1016/j.epsl.2012.08.029 | Journal (article/letter/editorial) | Geológicas, Universidad Católica del Norte, Antofagasta, Chile d Departament de Geoquı́mica, Petrologia...and magnetostratigraphic data from Quillagua and Calama basins (Atacama desert) indicate that the stratigraphic...within the sequence (Table 1). 3. Quillagua and Calama basins records The Quillagua Basin ( 211 22140’1S...presently draining to the Pacific Ocean through the Loa River Canyon (Fig. 1). From late Miocene to Pleistocene...contributions from the south corresponding to paleo-Loa River deposits also occur. From old to young, the | | | Journal (article/letter/editorial) | the Escondida Porphyry Copper Deposit, Antofagasta Region, Chile RUBEN A. PADILLA GARZA,† BHP Minerals...501, Antofagasta, Chile Abstract The Escondida porphyry copper deposit, located in northern Chile, was...basement of the Precordillera de Domeyko province in northern Chile. We propose that the intrusive stock...the Escondida porphyry copper deposit in northern Chile (Fig. 1), which currently is one of the two largest... including Chuquicamata, El Salvador, El Abra, and Collahuasi, located in northern Chile in and along |
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