 | | Journal (article/letter/editorial) | | Porphyry Copper Deposit: The Cerro Colorado Hypogene Protore, I Región, Northern Chile FARHAD BOUZARI,†,* AND...supergene orebody of the Cerro Colorado porphyry Cu (-Mo) deposit, I Región, Chile, exhibits features not...texture-preserving biotite (≤35 modal %)-albite (≤40%)-magnetite (≥3%) alteration, 8 km2 in area but lacking sulfide...each sulfide-depositing alteration episode at Cerro Colorado was generated by a pulse of high-temperature...near-surface environment. The initial alteration at Cerro Colorado plausibly developed under conditions similar |  | García, M., Maksaev, V., Townley, B., Dilles, J. (2017) Metallogeny, structural evolution, post-mineral cover distribution and exploration in concealed areas of the northern Chilean Andes. Ore Geology Reviews, 86. 652-672 doi:10.1016/j.oregeorev.2017.01.025 | Journal (article/letter/editorial) | | Universidad de Chile. Av. Tupper 2007, Santiago, Chile. (2) Departamento de Geología, Universidad de Chile, Plaza...Plaza Ercilla 803, Santiago, Chile. (3) College of Earth, Ocean and Atmospheric Sciences, Oregon State University...known, allowing better criteria for decisions on mine concession acquisitions, plan geophysical and geochemical...Peru, at Cerro Verde-Santa Rosa, Cuajone, Quellaveco and Toquepala, whereas in northern Chile, the main...main deposits are Mocha, Cerro Colorado, Spence and Lomas Bayas (Fig. 2). The middle Eocene to early Oligocene |  | 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...Barra Departamento de Geología, Universidad de Chile, Chile fbarrapantoja@ing.uchile.cl Phone: 56-2-29784532...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...that the Cretaceous Manto-type Cu belt of central Chile extends further north than previously thought. Additionally |  | | Journal (article/letter/editorial) | | Cretaceous and Tertiary granitoids in northern Chile. Introduction Emplacement of hot magma into cool...rock types studied The Precordillera of northern Chile between 18° and 22°S exposes a series of Cretaceous...location map (Fig. 1) shows that the CTGs in northern Chile are exposed in a relatively narrow zone of the Precordillera...transition zones to the Longitudinal Valley (Pampa del Tamarugal) in the west and to the Western Cordillera in...not exceeding 10 km2 in outcrop, except Cerro Colorado and Cerro Ceucis, both of which are multiintrusive |  | Tsang, Debbie P.W., Wallis, Simon R., Yamamoto, Koshi, Takeuchi, Makoto, Hidaka, Hiroshi, Horie, Kenji, Tattitch, Brian C. (2018) Zircon U–Pb geochronology and geochemistry of the Cerro Colorado porphyry copper deposit, northern Chile. Ore Geology Reviews, 93. 114-140 doi:10.1016/j.oregeorev.2017.12.019 | Journal (article/letter/editorial) | | and Geochemistry of the Cerro Colorado Porphyry Copper Deposit, Northern Chile Debbie P.W. Tsang, Simon...and Geochemistry of the Cerro Colorado Porphyry Copper Deposit, Northern Chile, Ore Geology Reviews (2017)...and Geochemistry of the Cerro Colorado 2 Porphyry Copper Deposit, Northern Chile 3 Debbie P.W. Tsang1...deposits; U– U–Pb geochronology; Northern 20 Chile; Timing of Magmati Magmatism agmatism; sm; Volcanism...examined cores extracted from Cerro Colorado, an 73 active PCD mine site that lies at the northern |  | | Journal (article/letter/editorial) | | Characteristics of the Cerro Colorado Plutonic Complex in the Precordillera of Northern Chile Shoji KOJIMA, Pablo...Norte, Av. Angamos 0610, Casilla 1280, Antofagasta, Chile [e-mail: skojima@caliche.ucn.cl] * Institute of...2004; accepted on January 9, 2005 Abstract: The Cerro Colorado intrusive stock in the northeastern Chilean...predominantly of pyroxene-bearing biotite monzogabbro (Colorado Unit), with lesser amounts of pyroxene-bearing...of major and trace elements suggest that the Cerro Colorado complex is composed of shoshonitic alkali granitoids |  | | Journal (article/letter/editorial) | | ignimbrites contain accessory minerals including magnetite, ilmenite, apatite, and monazite (Riley et al...plagiogranite and contain biotite, chlorite, titanite, magnetite, and epidote (Saunders et al., 1979; Stern et...contains zircon, apatite, allanite, titanite, and magnetite as accessory minerals and epidote, chlorite, and...are volumetrically small and mostly composed of magnetite-, biotite- and hornblende-bearing tonalites, and...Desdemona Fm. Cerro Colorado Fm. Cabo Domingo Fm. Cerro Colorado Fm. Mbr. D Cerro Colorado Fm. Mbr. C Cerro |  | | Journal (article/letter/editorial) | | giving reliable paleomagnetic results) containing magnetite and subordinate iron sulphides yield a positive...of the Navarino Island and adjacent regions of Chile yielded post-94 and post-77 Ma 150° and 120° CCW...the Atlantic coast between Cabo San Pablo and Cerro Colorado (Fig. 3). Lower Eocene to lower Miocene marine...followed by the upper middle to late Eocene Cerro Colorado Fm., a major transgressive–regressive sequence...ten sites from the upper middle–late Eocene Cerro Colorado Fm., one site from the late Eocene–early Oligocene |  | Quang, C. X., Clark, A. H., Lee, J. K. W., Guillen B., J. (2003) 40Ar-39Ar AGES OF HYPOGENE AND SUPERGENE MINERALIZATION IN THE CERRO VERDE-SANTA ROSA PORPHYRY Cu-Mo CLUSTER, AREQUIPA, PERU. Economic Geology, 98 (8) 1683-1696 doi:10.2113/gsecongeo.98.8.1683 | Journal (article/letter/editorial) | | OF HYPOGENE AND SUPERGENE MINERALIZATION IN THE CERRO VERDE-SANTA ROSA PORPHYRY Cu-Mo CLUSTER, AREQUIPA...JORGE GUILLÉN B. Sociedad Minera Cerro Verde S.A., Asiento Minero Cerro Verde-Uchumayo, Avenida Alfonso...Casilla 299, Arequipa, Peru Abstract The contiguous Cerro Verde and Santa Rosa porphyry copper deposits are...dates of 61.8 ± 0.7 (2σ) and 62.0 ± 1.1 Ma for Cerro Verde, and 62.2 ± 2.9 Ma for Santa Rosa, representing...identified by multiple analyses of a sample from Cerro Verde comprising alunite partially replaced by natroalunite |  | | Journal (article/letter/editorial) | | pyroxene and mica.” He also mentions “rhyolite” at Cerro de la Mojonera, near Mapimi. The Ojuela mining district...limestone replacement deposits of the Mexican province* Eng. Min. Jour., vol. 122 (1926) p. 289-293....included in Plate 5 is part of a large valley province north of the Sierra de Mapimi. The most prominent...ones extending from the Parselos to northwest of Cerro Prieto, the highest peak in the district. Elevations...one road crosses the range, in a saddle between Cerro Prieto and F ig u re 1.—Index map of part of Showing |  | | Journal (article/letter/editorial) | | of mineral deposits. Sixteen mining districts in Chile, and 24 in Argentina, were attributed to the seismically...zones roughly parallel to the axis of the Peru-Chile trench (Carachas-Portillo, Choquelimpie, Iquique...Ulriksen (1990) for the northern and central part of Chile and from Mapa Minero (1966) for the northwestern...information was obtained from Mapa GeoloÂgico de Chile (1982) and Mapa GeoloÂgico de la RepuÂblica Argentina...sections) perpendicular to the axis of the Peru±Chile trench, which enabled us to distinguish between |  | Fogliata, A.S., Báez, M.A., Hagemann, S.G., Santos, J.O., Sardi, F. (2012) Post-orogenic, Carboniferous granite-hosted Sn–W mineralization in the Sierras Pampeanas Orogen, Northwestern Argentina. Ore Geology Reviews, 45. 16-32 doi:10.1016/j.oregeorev.2011.12.001 | Journal (article/letter/editorial) | | granite in the Sierra de Mazán, the Cerro Colorado granite in the Cerro Negro, and the Los Mudaderos and...on zircons from the Cerro Colorado and La Quebrada granites, located in the Cerro Negro and Sierra de...Regional geological setting The Sierras de Velasco, Cerro Negro and Ancasti are located in the Sierras Pampeanas...of the Cerro Negro This mountain chain is located in the southeast of the Catamarca province and composed...This stock is in contact with tonalites of the Cerro Colorado (Martínez, 1978). The overlying units consist |  | Masterman, G. J., Cooke, D. R., Berry, R. F., Clark, A. H., Archibald, D. A., Mathur, R., Walshe, J. L., Duran, M. (2004) 40Ar/39Ar and Re-Os Geochronology of Porphyry Copper-Molybdenum Deposits and Related Copper-Silver Veins in the Collahuasi District, Northern Chile. Economic Geology, 99 (4) 673-690 doi:10.2113/gsecongeo.99.4.673 | Journal (article/letter/editorial) | | Copper-Silver Veins in the Collahuasi District, Northern Chile GLENTON J. MASTERMAN,†,* DAVID R. COOKE, RON F....Inés de Collahuasi SCM, Pedro Lagos 1090, Iquique, Chile Abstract The Rosario and Ujina porphyry Cu-Mo deposits...associated with the Domeyko fault system in northern Chile. At Rosario, fault-hosted Cu-Ag–rich massive sulfide...Rosario massive sulfide veins cut biotitealbite-magnetite, K-feldspar and illite-chlorite altered rocks...that make up the Collahuasi district in northern Chile occurs within an inlier of Paleozoic basement bounded |  | | Report (issue) | | ........................ 11 9. Flows of El Cerro Colorado .................................................................................... 16 12. Cerro Negro cauldron ............................................................. 18 13. Vent east of Cerro Montoso ................................................................................. 20 15. Cerro del Oro cinder cone ..............................region of the Colorado Volcanic rocks in the Ocate area were first noted by Plateaus province. Major eruptions |  | | Journal (article/letter/editorial) | | in the Escondida Norte porphyry copper deposit, Chile—Richard K. Preece, Martin J. Williams, and Jonathan...deposits in the ~260 Ma Emeishan large igneous province, SW China and northern Vietnam—Christina Yan Wang...and Liang Qi 162 The giant upper Yangtze Pb-Zn province in SW China: Reviews, new advances, and a new...Origin of native copper in the Paraná volcanic province, Brazil, integrating Cu stable isotopes in a multianalytical...Feie’shan W-Sn deposit in the eastern Guangdong Province, SE China: Implications for W-Sn mineralization |  | Bugueño, Felipe, Calle-Gardella, Daniela, Comte, Diana, Reyes-Wagner, Valentina, Ojeda, Marcia, Rietbrock, Andreas, Roecker, Steven (2022) Subsurface Insights of the Maricunga Gold Belt through Local Earthquake Tomography. Minerals, 12 (11) 1437 doi:10.3390/min12111437 | Journal (article/letter/editorial) | | Universidad de Chile, Santiago 8370451, Chile Advanced Mining Technology Center, Universidad de Chile, Santiago...8370451, Chile Departamento de Geofísica, Facultad Ciencias Físicas y Matemáticas, Universidad de Chile, Santiago...Santiago 8370449, Chile Geophysical Institute, Department of Physics, Karlsruhe Institute of Technology...is a metallogenic belt located east of Copiapó, Chile, with a length of 200 km and oriented in the NNE-SSW...institutional affiliations. Mining production in Chile is the top economic activity in terms of gross national |  | | Journal (article/letter/editorial) | | characteristics of the Siberian Trap Large Igneous Province (LIP) and associated ore deposits in the Noril’sk...calderas, diatremes with pyrrhotite and magnetite ore, magnetite lava flows, and bitumen in flood basalts...parallelogram) and are proven tools for mine evaluation, resource estimation, and mine planning—including pit or stope...stope optimization—and mine scheduling. The book consists of 15 chapters and is very well organized....risk in downstream investigations, such as mine design, mine planning, or operational optimization studies |  | | Journal (article/letter/editorial) | | characteristics of the Siberian Trap Large Igneous Province (LIP) and associated ore deposits in the Noril’sk...calderas, diatremes with pyrrhotite and magnetite ore, magnetite lava flows, and bitumen in flood basalts...parallelogram) and are proven tools for mine evaluation, resource estimation, and mine planning—including pit or stope...stope optimization—and mine scheduling. The book consists of 15 chapters and is very well organized....risk in downstream investigations, such as mine design, mine planning, or operational optimization studies |  | | Journal (article/letter/editorial) | | Signature of Porphyry Copper Systems in Northern Chile and Its Geologic Implications GERARDO BEHN,† FRANCISCO...FRANCISCO CAMUS, PEDRO CARRASCO CODELCO-Chile, Huerfanos 1270, Santiago, Chile AND HUNTER WARE Ware Exploration...acquired for base metals exploration in northern Chile between lat 19° 45' S and 27° 15' S revealed a pattern...explorations for ferrous and nonferrous metals in northern Chile have been making increasing use of regional aeromagnetic...Finally, there are the surveys done by CODELCO-Chile and other mining companies who have been engaged |  | | Report (issue) | | 467 3300 Penrose Place, P.O. Box 9140 Boulder, Colorado 80301-9140, USA 2010 Copyright © 2010, The...Permissions, 3300 Penrose Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA. GSA provides this and other forums...Inc. 3300 Penrose Place, P.O. Box 9140, Boulder, Colorado 80301-9140, USA www.geosociety.org Printed in.... . . . . . . . . . . . . . . . . . . . . . 29 Chile . . . . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . . . . . . 33 Chile . . . . . . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | central Chile; A.J. Wilson, writ. commun., 2009) and Mo (2.5 Mt: El Teniente, central Chile; Camus, 2003)...El Teniente Mamut Grasberg-Ertsberg Ok Tedi Cerro de Pasco & Colquijirca Choquelimpie Esperanza Escondida...Escondida & Chimborazo Panguna Cerro Colorado Collahuasi dist. Bau Batu Hijau El Abra Cabang Kiri...to global-scale anomalies for Cu (e.g., northern Chile-southern Peru, southwestern North America) or Au...belt and an intra-arc fault zone: the northern Chile part of the central Andean middle Eocene to early |  | | Journal (article/letter/editorial) | | batholith in Nevada, and associated with the Yerington mine and the AnnMason deposit, provide a basis of comparison...potassic alteration assemblages with bornite ± magnetite in certain porphyry copper deposits, whereas in...Laramide, mid-Mesozoic) Limit of Basin and Range Province copper deposits post-Laramide cover Laramide...America, showing the limit of the Basin and Range province, the schematic representation of domains that... ROOT ZONES OF PORPHYRY SYSTEMS Potrerillos, Chile (Olson, 1989), were dismembered in contractional |  | | Book | | Rents Chapter3 BCL’s Selebi-Phikwe Nickel-Copper Mine in Botswana Early History of Bamangwato Concessions...for the Future Chapter 4 SPCC’s Cuajone Copper Mine Historical Background Political Background Early...5 A Case Study of Freeport Indonesia’s Ertsberg Mine Introduction Harly History Major Provisions of... 167 168 171 171 172 173 175 176 177 185 The Cerro Matoso Nickel Project in Colombia James E.. Zinser...Complementary Agreements Concluding Comments Appendix 8A: Cerro Matoso: Summary of Principal Agreements Chapter |  | | Journal (article/letter/editorial) | | the Baraya Volcanic Member (new name) and the Cerro Colorado Redbed Member (new name). INTRODUCTION General...Formation, comprised of the Baraya Volcanic and Cerro Colorado Redbed Members. La Dorada Formation Honda Basin...Juro-Triassic Giron Formation, called Cerro Gordo locally. From Cerro Gordo south, the Perico Member, 360..."fining-upward" sandbodies, characteristic of the Cerro Colorado Redbed Member of the Villavieja Formation....Vcnta Badlands and near the prominence called Cerro Colorado, are designated the type section of the formation |  | | Journal (article/letter/editorial) | | Porphyry copper deposits account for 60% of the world's mine production of copper and constitute 80% of ore reserves...Sutherland Sutherland Sutherland Sutherland Panama 7. Cerro Colarado X Kesleretal. (1977), Linn et al. (1981)... La Granja SA 39. 40. Rosa 41. 42. Antamina Cerro Verde-Santa References Langlois (1978) 4 Titley... 43. Quellaveco 44. Michiquillay X X X Chile 45. Cerro Blanco 46. Chuquicamata SAI X SAI S X ...(Samame Boggio, 1980), Tintaya (Samame Boggio, 1980) Chile: Andacollo (Llaumett P. et al., 1975), 2 Los Pelambres |
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