 | | Journal (article/letter/editorial) | | complete porphyry coppersystems. Examples from Chile, Argentina, and elsewhereare used to aid in the...al extensionsas great as 8 km. At Chuquicamata,Chile, a major high-anglefault may have cut the porphyry...porphyry systemis believedto be exposedat Los Loros, Chile. There a zone of molybdenum-rich and copp...erodedstratovolcanoes, as at Cerro Marquez in northern Chile. Such zones are interpreted as the columns of a...particularlywell exemplifiedby the Los Pelambresdeposit(Fig. 2) in Chile (Sillitoe, 1973). Knowledgeof the |  | | 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 | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...Copper-Molybdenum and CopperGold Deposits at Los Pelambres, Central Chile JosĂ© PerellĂł, Richard H. Sillitoe,...Magmatic-Hydrothermal History of the RĂo Blanco-Los Bronces District, Central Chile: Development of Worldâs Greatest...Northern Chile Geologic Overview of the Escondida Porphyry Copper District, Northern Chile Geology of...N. Moreto, AndrĂ© Luiz Silva Pestilho, Mineral Province, Brazil Gustavo Henrique Coelho de Melo, Marco |  | Romero, BĂĄrbara, Kojima, Shoji, Wong, Chilong, Barra, Fernando, VĂ©liz, Walter, Ruiz, Joaquin (2011) Molybdenite Mineralization and Re-Os Geochronology of the Escondida and Escondida Norte Porphyry Deposits, Northern Chile. Resource Geology, 61 (1) 91-100 doi:10.1111/j.1751-3928.2010.00150.x | Journal (article/letter/editorial) | | and Escondida Norte Porphyry Deposits, Northern Chile BĂĄrbara Romero,1,2 Shoji Kojima,1 Chilong Wong,2...del Norte, 2Minera Escondida Ltd, Antofagasta, Chile and Department of Geosciences, University of Arizona...variable overall period spanning 1 to 5 m.y. Keywords: Chile, geochronology. Escondida district, molybdenite...fault system in northern Chile (Fig. 1), and is the largest copper-producing mine in the world with more...Antofagasta, Chile. Email: skojima@ucn.cl *Present address: Departamento de GeologĂa, Universidad de Chile, Plaza |  | 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) | | Locality abbreviations: Az = Arizona (USA), Cl = Chile, Co = Colombia, NM = New Mexico (USA), Pe = Peru...limonite (copper pitch), rx = roxbyite, ten = tenorite, tur = turquoise, wad = copper wad References:...Thickness (m) El Salvador Los Pelambres El Teniente La Escondida Chile El Abra Cerro Colorado Rosario...compared to exotic copper deposits in northern Chile e.g. Mina Sur (Chuquicamata district), Quebrada...]: 10th Congreso GeolĂłgico Chileno, ConcepciĂłn, Chile, October 6â10, 2003, CD-ROM, 1 p. 0361-0128/98/000/000-00 |  | | 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. âSouth-westâïŒ and in northern Chile and southern PeruïŒand 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 |  | Ashley, P. M., Billington, W. G., Graham, R. L., Neale, R. C. (1978) Geology of the Coalstoun porphyry copper prospect, southeast Queensland, Australia. Economic Geology, 73 (5) 945-965 doi:10.2113/gsecongeo.73.5.945 | Journal (article/letter/editorial) | | breccia. Fro. 9. Layered fragments in breccia. tenorite. OxidizedCu mineralsare rare and are pos- indicated...at intrusive and hematite,with minor neotocite,tenorite,and contacts. Metasediments in the biotite zone...1975, The porphyry copper deposit at E1 Salvador, Chile: Ecoa. GEoâą.., v. 70, p. 857-912. Hall, W. E., Friedman...isotopesin the porphyry copper deposit at E1 Salvador,Chile: Ecoa. GEoâą..,v. 71, p. 1549-1559. CO.4LoeTOUN...R. H., 1973, Geology of the Los Pelambres porphyry copper deposit, Chile: EcoN. GEot..,v. 68, p. 1-10 |  | Perello, J., Carlotto, V., Zarate, A., Ramos, P., Posso, H., Neyra, C., Caballero, A., Fuster, N., Muhr, R. (2003) Porphyry-Style Alteration and Mineralization of the Middle Eocene to Early Oligocene Andahuaylas-Yauri Belt, Cuzco Region, Peru. Economic Geology, 98 (8) 1575-1605 doi:10.2113/gsecongeo.98.8.1575 | Journal (article/letter/editorial) | | Minerals S.A. Ahumada 11, Oficina 602, Santiago, Chile VĂCTOR CARLOTTO, Departamento de GeologĂa, Universidad...Minerals S.A. Ahumada 11, Oficina 602, Santiago, Chile Abstract Originally known for its Fe-Cu skarn mineralization...rapidly emerging as an important porphyry copper province. Field work by the authors confirms that mineralization...deposits carrying both gold and molybdenum (Tintaya, Los Chancas), to relatively molybdenum-rich, gold-poor...early Oligocene porphyry copper belt of northern Chile and that the process of subduction flattening in |  | | 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 (edition) | | âą t --âą- """"" ' The Lornex copper-molybdenum mine and plant, Highland Valley, British Columbia. (By...measurements have been retained in specific cases such as mine levels when measured in feet, values of gold and...developing an annual ton of new copper capacity from mine through the refinery without intrastructure costs...fold in three years. As an example, the " Surface Mine Control and Reclamation Act,' ' which was initially...resources in the future.'' In 1977, a surface coal mine regulation that greatly restricts the areas of strip |  | | Book | | affects its present characteristics as a minera1 province, because of the exposure of the various depth...Teniente K\ ^Î&^" 4km tourmaline f breccia pipes Chile Fig. 27-4. + + + Porphyry Cu and Mo deposits...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...and contains the principal Soviet porphyry Cu-Mo province estimated to represent some 15 Mt Cu and 200 Tt |  | | Book | | affects its present characteristics as a mineral province, because of the exposure of the various depth...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...and contains the principal Soviet porphyry Cu-Mo province estimated to represent some 15 Mt Cu and 200 Tt...and Au mineralization this is a distinct Sn(W) province. 1026 Fig. 28-9. Kounrad "porphyry" Cu-Mo deposit |  | | Book | | is the minimum grade at which it is worthwhile to mine a certain deposit. Everything below it (low-grade...chalcopyrite (brass) from the Friedrich-Christian Mine in Wildschapbach, Black Forest (Germany) (photo...black Fig. 1.2 Chalcopyrite on quartz. Silberwiese Mine, Oberlahr, Westerwald (Germany) (photo © Monika...CuS (Fig. 1.4). Fig. 1.5 Chalcocite from Mammoth Mine, Mount Isa-Cloncurry Territory (Queensland, Australia)...Introduction Fig. 1.6 Tetrahedrite from Wenzel Mine in Oberwolfach, Black Forest (Germany) (photo © |  | | Conference Proceedings (Volume) | | Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started...Ahola Occurrence of gold (electrum) in the Lousal mine, Iberian pyrite belt, Portugal ..................Mo-Ni-PGE black shales (Zunyi region, Guizhou province, south China) .................................the largest hematite ore body in the Hamersley Province, Australia .....................................ore, southeast Cameroon âan emerging iron ore province ............................................. |  | Amstutz, G. C., Goresy, A. El, Frenzel, G., Kluth, C., Moh, G., Wauschkuhn, A., Zimmermann, R.A. - Eds. (1982) Ore Genesis. Springer Berlin, Heidelberg. doi:10.1007/978-3-642-68344-2 | Book | | block I experienced recently when visiting a gold mine in virtually unmetamorphosed ground. A fault cuts..."common sense" observations described from the gold mine with the chert and the organic matter. Another potent...Alterations of Conglomeratic Uranium Ores, Pronto Mine, Ontario, Canada E.Wm. Heinrich (With 1 Figure)...Observations on Ore Rhythmites of the Trzebionka Mine, Upper Silesian-Cracow Region, Poland L. Fontbote...the Cobaltite-Gersdorffite Series from the Raipas Mine, Finnmark, Norway F.M. Vokes and G.S. Strand (With |  | Amstutz, G. C., Goresy, A. EI, Frenzel, G., Kluth, C., Moh, G., Wauschkuhn, A., Zimmermann, R.A. - Eds. (1982) Ore Genesis - The State of the Art - A Volume in Honour of Professor Paul Ramdohr on the Occasion of His 90th Birthday With Special Reference to His Main Scientific Interests - Special Publication of the Society for Geology Applied to Mineral Deposits No. 2. Springer Berlin Heidelberg. | Book | | block I experienced recently when visiting a gold mine in virtually unmetamorphosed ground. A fault cuts..."common sense" observations described from the gold mine with the chert and the organic matter. Another potent...Alterations of Conglomeratic Uranium Ores, Pronto Mine, Ontario, Canada E.Wm. Heinrich (With 1 Figure)...Observations on Ore Rhythmites of the Trzebionka Mine, Upper Silesian-Cracow Region, Poland L. Fontbote...the Cobaltite-Gersdorffite Series from the Raipas Mine, Finnmark, Norway F.M. Vokes and G.S. Strand (With |  | | Book | | termite mounds over various rock types, Edmundian mine region, Mozambique (d'Orey, 1975) Bedrock Number...With improvements to metallurgical processes and mine dewatering techniques, the underlying sulphides...Brochantite Ï Posnjakite 0 Cuprite C u 20 V Tenorite CuO X Malachite V Laurionite PbOHCI CZD ...FeOOH Hematite Fe203 Magnetite Fe304 Cuprite Cu20 Tenorite CuO Manganite MnOOH Psilomelane BaMn8016(OH)4...2. Killara 3. Paradise Valley 4. Western Cape Province 5. Northeastern Algeria BShw BWh BShw BSh BShs |  | | Report (volume) | | and 1970s were decades of mineral exploration and mine development unprecedented in the northwestern Cordillera...the 30 years since the opening of the Bethlehem mine in late 1962, porphyry mines in British Columbia...for survival of the Bell mine in fascinating detail. The paper on the Brenda mine presents insights into... Endako has been the major molybdenum producing mine in British Columbia, operating since 1965. Other...mineral exploration history. Twenty years on, the province is experiencing a similar downturn in exploration |  | | Book | | socio-environmental impact through the entire life cycle of the mine, it is important to aim at getting it âright ïŹrst...largest gold mill in the world (despite being a copper mine). Concentration of gold by gravity has seen innovation...Mining, Metallurgical, and Petroleum Engineers acid mine-drainage acid neutralizing capacity ammonium nitrate...resin-in-solution roast-leach-electrowinning run-of mine semi-autogenous grinding South African Institute... selective catalytic reduction Sunrise Dam Gold Mine scanning electron microscopy scanning electron |  | | Book | | . . 5.3.6 The El Indio-Pascua Wpithermal Belt, Chile . . . . . . . . . 5.3.7 Epithermal Systems in the...Deposit, Abitibi-Wawa Greenstone Belt, Superior Province, Canada . . . . . . . . . . . . . . . . . . .... . . . 992 9.7.2 Central Australian Heat Flow Province . . . . . . . . . . . . . 995 9.8 An Unusual Amagmatic...deposit, ore deposit, mineral occurrence, prospect, mine, reserves and resources are familiar, but more rigorous...oxides, tenorite, chalcopyrite; (3) 6008C Au, amorphous silica, cristobalite, hematite, tenorite, WO3, |  | | Book (edition) | | Dry-stacked tailing, such as used at La Coipa (Chile), has additional beneïŹts of cyanide recycling and...Australia and is currently extending to applications in Chile and Peru. An important lesson from all of the major...socioenvironmental impact through the entire life cycle of the mine, it is important to aim at getting it âright the...gold mills in the world (despite being a copper mine). Concentration of gold by gravity has seen innovation...Mining, Metallurgical, and Petroleum Engineers acid mine-drainage Advanced Mineral IdentiïŹcation and Characterisation |
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