 | Clark, Alan H., Tosdal, Richard M., Farrar, Edward, Plazolles V., Armando (1990) Geomorphologic environment and age of supergene enrichment of the Cuajone, Quellaveco, and Toquepala porphyry copper deposits, southeastern Peru. Economic Geology, 85 (7) 1604-1628 doi:10.2113/gsecongeo.85.7.1604 | Journal (article/letter/editorial) | | SouthernPeru CopperCorporation,Casilla 303, Tacna,Peru* Abstract Copperoregradesof theCuajone,Quellaveco...enrichmentcontinuedat Quellavecoand, particularly,Toquepala,where there is no record of laterMioceneash-flow...enet316, Umacollo,Arequipa,Peru. 1604 CUAJONE,QUELLAVECO,AND TOQUEPALA DEPOSITS,SEPERU 1605 upgradingof...by K-Ar geochronologyof in the central Andes of Peru and Chile, as in other overlyingignimbrite flows...specificepisode It wasassumed thatsupersouthernmost Peru(Fig. 1), with particularreference of landformdevelopment |  | Braxton, D. P., Cooke, D. R., Ignacio, A. M., Rye, R. O., Waters, P. J. (2009) Ultra-Deep Oxidation and Exotic Copper Formation at the Late Pliocene Boyongan and Bayugo Porphyry Copper-Gold Deposits, Surigao, Philippines: Geology, Mineralogy, Paleoaltimetry, and their Implications for Geologic, Physiographic, and Tectonic Controls. Economic Geology, 104 (3) 333-349 doi:10.2113/gsecongeo.104.3.333 | Journal (article/letter/editorial) | | Salvador (Cl) Chuquicamata (Cl) Inspiration (Az) Toquepala (Pe) Cerro Colorado (Cl) Ok Tedi (PNG) El Abra...Chile, Co = Colombia, NM = New Mexico (USA), Pe = Peru, Ph = Philippines, PNG = Papua New Guinea. Minorco-Anglo...-00 $6.00 336 Peru Cerro Verde-Santa Rosa 150 Cuajone 120 Quellaveco 80 Toquepala 150–350 La Granja...oxides), pitch = pitch limonite (copper pitch), rx = roxbyite, ten = tenorite, tur = turquoise, wad = copper...1972) and/or copper enrichment (e.g., Rio Blanco, Peru; Braun et al., 1999) can also develop in such environments |  | | Book | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...Concentration of Copper Juan Carlos Toro, Javier Ortúzar, Jorge Zamorano, Paticio Cuadra, Juan Hermosilla, and Cristian...N. Moreto, André Luiz Silva Pestilho, Mineral Province, Brazil Gustavo Henrique Coelho de Melo, Marco...The Southwestern North America Porphyry Copper Province Tectonomagmatic Settings, Architecture, and Metallogeny...Metallogeny of the Central Asian Copper Province An Overview of the European Kupferschiefer Deposits |
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