 | 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) | | to Early Oligocene Andahuaylas-Yauri Belt, Cuzco Region, Peru JOSÉ PERELLÓ,† Antofagasta Minerals S.A....Universidad Nacional San Antonio Abad del Cuzco. Avenida de la Cultura, Cuzco, Perú ALBERTO ZÁRATE, PEDRO RAMOS...belt of southeastern Peru is rapidly emerging as an important porphyry copper province. Field work by the...through deposits carrying both gold and molybdenum (Tintaya, Los Chancas), to relatively molybdenum-rich, gold-poor...lack economically significant zones of supergene chalcocite enrichment. This is due primarily to their relatively |  | | Journal (article/letter/editorial) | | Hypogene Skarn Mineralization at Coroccohuayco and Tintaya, Perú KIERRAN C. MAHER†,* AND PETER B. LARSON Department...and related porphyry ore from Coroccohuayco and Tintaya, Perú, have been analyzed for copper isotope ratios...ore-forming environment in copper deposits of the Tintaya district, Perú, supplementing data from the same...high temperature. Geology of the Deposits The Tintaya district lies in the Department of Cusco in the...porphyry-related copper skarn deposits, including Tintaya, Coroccohuayco, Quechas, Antapaccay, Ccatun Pucara |  | | Journal (article/letter/editorial) | | Alteration and Mineralization at Coroccohuayco, Tintaya District, Peru KIERRAN C. MAHER†,* Department of Geology...in the Andahuaylas-Yauri batholith of southeast Peru with little evidence for the presence of a significantly...with mineralization of chalcopyrite-bornite ± chalcocite disseminated as grains in calc-silicates. Precious...silver minerals mostly associated with bornite-chalcocite mineralization disseminated within more distal...Cusco Ecuador 3° Las Bambas Los Chancas Katanga Tintaya Piura 6° Cerro err rro r de Pasco Lima Huancayo |  | Chelle-Michou, C., Chiaradia, M., Selby, D., Ovtcharova, M., Spikings, R. A. (2015) High-Resolution Geochronology of the Coroccohuayco Porphyry-Skarn Deposit, Peru: A Rapid Product of the Incaic Orogeny. Economic Geology, 110 (2) 423-443 doi:10.2113/econgeo.110.2.423 | Journal (article/letter/editorial) | | Geochronology of the Coroccohuayco Porphyry-Skarn Deposit, Peru: A Rapid Product of the Incaic Orogeny Cyril Chelle-Michou...Andahuaylas-Yauri batholith and metallogenic belt, southern Peru. This batholith and associated porphyry systems...At the scale of the Tintaya ore district (which hosts the Coroccohuayco, Tintaya, and Antapaccay deposits)...and a new molybdenite Re-Os age obtained for the Tintaya deposit suggest that mineralizing events were spatially...the Eocene Coroccohuayco porphyry-related deposit, Peru, by using state-of-the-art dating techniques. Coroccohuayco |  | Larson, Peter B, Maher, Kierran, Ramos, Frank C, Chang, Zhaoshan, Gaspar, Miguel, Meinert, Lawrence D (2003) Copper isotope ratios in magmatic and hydrothermal ore-forming environments. Chemical Geology, 201 (3) 337-350 doi:10.1016/j.chemgeo.2003.08.006 | Journal (article/letter/editorial) | | intrusions Sample Description d65Cua Thayer – Lindsley Mine, Sudbury; Canada, 0.25 sulfide matrix of impact...0.16 Intrusive Complex, Canada SW-22 Stillwater Mine, USA; hydrothermally reworked 1.06 sulfides at...Trimountain Mine Native Cu Baltic Mine Native Cu LS-12 LS-45 LS-48 LS-51 Centennial Mine Isle Royale...Royale Mine Wolverine Mine Copper Falls Mine Baltic Mine Baltic Mine Baltic Mine Mohawk Mine Mohawk Mine Mohawk...Mohawk Mine Mi-6 Mi-10 PL-1 LS-8 LS-46 Mi-2 Native Native Native Native 0.27 0.36, 0.27, 0.29, 0.22 |  | | | | Geology, v. 109, pp. 1735–1762 The Yanque Prospect (Peru): From Polymetallic Zn-Pb Mineralization to a Nonsulfide...in the Andahuaylas-Yauri metallogenic province, southern Peru. The deposit occurs in a base metal district...Tertiary magmatically derived ores in this part of Peru. Economic mineralization at Yanque consists of oxidized...hosted in the now-eroded rocks above the Yanque mine site. Zinc-rich solution migrated through the sedimentary...Introduction The Andahuaylas-Yauri province in southern Peru (Cuzco region) covers an area of approximately |  | | Journal (article/letter/editorial) | | Geology, v. 109, pp. 1735–1762 The Yanque Prospect (Peru): From Polymetallic Zn-Pb Mineralization to a Nonsulfide...in the Andahuaylas-Yauri metallogenic province, southern Peru. The deposit occurs in a base metal district...Tertiary magmatically derived ores in this part of Peru. Economic mineralization at Yanque consists of oxidized...hosted in the now-eroded rocks above the Yanque mine site. Zinc-rich solution migrated through the sedimentary...Introduction The Andahuaylas-Yauri province in southern Peru (Cuzco region) covers an area of approximately |  | Mathur, Ryan, Ruiz, Joaquin, Casselman, Michael J., Megaw, Peter, van Egmond, Robert (2012) Use of Cu isotopes to distinguish primary and secondary Cu mineralization in the Cañariaco Norte porphyry copper deposit, Northern Peru. Mineralium Deposita, 47 (7) 755-762 doi:10.1007/s00126-012-0439-y | Journal (article/letter/editorial) | | Cañariaco Norte porphyry copper deposit, Northern Peru Ryan Mathur & Joaquin Ruiz & Michael J. Casselman...Norte porphyry copper deposit in northern Peru occurs in chalcocite and covellite-rich veins and disseminations...near-surface chalcocite and Fe oxides having isotopically depleted values compared to chalcocite, covellite...copper isotope data indicate that most of the chalcocite and covellite formed from high-temperature hypogene...Supergene . Hypogene . Porphyry copper . Cañariaco . Peru Introduction The application of Cu isotopes to |  | Palacios, Carlos, Rouxel, Olivier, Reich, Martin, Cameron, Eion M., Leybourne, Matthew I. (2011) Pleistocene recycling of copper at a porphyry system, Atacama Desert, Chile: Cu isotope evidence. Mineralium Deposita, 46 (1) 1-7 doi:10.1007/s00126-010-0315-6 | Journal (article/letter/editorial) | | Cu sulfides (+0.28‰ to +0.34‰, n=6). Supergene chalcocite samples show heavier and remarkably homogeneous... characterized by a first stage of supergene chalcocite formation from acidic, isotopically-heavy leach...(negative δ65Cu), whereas secondary sulfides (e.g., chalcocite) precipitated fr om the leach waters are characterized...Desert), along with Cu isotope data of chrysocolla, chalcocite, and chalcopyrite from the same deposit. When...Underlying the oxide zone is a well-developed chalcocite- and lesser covellite-bearing supergene enrichment |  | Wang, Peng, Dong, Guochen, Santosh, M., Liu, Kairan, Li, Xuefeng (2017) Copper isotopes trace the evolution of skarn ores: A case study from the Hongshan-Hongniu Cu deposit, southwest China. Ore Geology Reviews, 88. 822-831 doi:10.1016/j.oregeorev.2016.11.023 | Journal (article/letter/editorial) | | from the Hongshan-Hongniu Cu deposit in Yunnan province. The δ65Cu values (δ65Cu = [(65Cu/63Cu)sample/(65Cu/...deposits in the world, for example the Tintaya district in Peru (-0.46‰ to 0.3‰, Larson et al., 20003)...major Cu-bearing minerals (such as chalcopyrite, chalcocite and bornite) and silicate melts, and between...different locations (such as chalcopyrite, covellite, chalcocite and bornite) (Graham et al., 2004; Mathur et...the Dongguashan Cu-An deposit of Tongling, Anhui Province. Acta Petrologica Sina 24, 1857-164. Li, W.C. |  | | Journal (article/letter/editorial) | | pit; 200 Kt Mo @ 0.012%; 10 Mt Cu @ (0.3–0.6%) Mine on standby; 52 Kt Mo @ 0.015%; 2.3 Mt Cu @ 0.67%...@ 0.04–0.20%, (average 0.1%) Active underground mine; ~50–60 Kt Mo @ 0.1–0.5%; 50 Kt Cu @ 0.1–0.2% Lebedev...tennantite, galena, sphalerite Chalcopyrite, pyrite, chalcocite, bornite, molybdenite, magnetite, tennantite...open pits (Zhireken, Sora and Erdenetuin-Obo) and mine benches (Shakhtama). These 22 samples are monomineralic...pyrite, chalcopyrite, with subordinate bornite and chalcocite. Fine-grained molybdenite is predominant at these |  | | Journal (article/letter/editorial) | | deposits reveals distinct differences—the Silver Bell mine possesses leach cap minerals that are more depleted...Cu is transported downward and precipitates as chalcocite (Cu2S) in the reducing environment of the water...produced from pyrite (FeS2), chalcopyrite, and chalcocite weathering; (2) a supergene enrichment zone and/or...where the Cu was upgraded by the precipitation of chalcocite; and (3) a hypogene zone that contains primary...and Borrok (2009) Kimball et al. (2009) Chalcocite Chalcocite Djurleite Digenite Spionkopite Covellite |  | | Journal (article/letter/editorial) | | weathering reactions of primary minerals such as chalcocite and chalcopyrite. Here, we examine the fractionation...2010; Mathur et al., 2009a, 2009b, 2010) and acid mine drainage (Balistrieri et al., 2008; Borrok et al...large variations in Cu isotope values observed in mine waters and low-temperature ore deposits, researchers...unreacted mineral. Dissolution experiments involving chalcocite (Mathur et al., 2005; Wall et al., 63 2007)...enargite (0.92 ± 0.14‰, (Kimball et al., 2009)), and chalcocite (2.74 ± 0.23‰, (Mathur et al., 2005)). Thus, |  | | Journal (article/letter/editorial) | | The Nonsulfide Zinc Deposit at Accha (Southern Peru): Geological and Mineralogical Characterization...in the southern Altiplano of Peru, a major zinc-rich metallogenic province hosting a number of economic...DEPOSIT is located in southern Peru, 70 km south of the city of Cuzco in the 30-km-long Accha-Yanque...BONI ET AL. 72°00’ W N 71°50’ W TITIMINAS WEST PERU Accha STUDY AREA 14°00’ S TITIMINAS SW CAMP...of the Accha-Yanque mineralized belt in southern Peru. amounts of Zn have been detected also in Mn (hydr)oxides |  | Kim, Yeongmin, Lee, Insung, Oyungerel, Sodnom, Jargal, Luvsanchultem, Tsedenbal, Tserenjav (2019) Cu and S isotopic signatures of the Erdenetiin Ovoo porphyry Cu-Mo deposit, northern Mongolia: Implications for their origin and mineral exploration. Ore Geology Reviews, 104. 656-669 doi:10.1016/j.oregeorev.2018.11.025 | Journal (article/letter/editorial) | | Mongolia 11 c. Erdenet Mining Corporation, Orkhon Province, 61027, Mongolia 12 13 * Corresponding author:...(2018) insisted 65 that the classification of chalcocite based on Cu isotope composition could help to...city of Erdenet in the central part of Orkhon Province and 384 81 km northwest of Ulaanbaatar. The...minerals are pyrite, molybdenite, chalcopyrite, chalcocite and bornite 159 occurring in veinlets and/or...periphery and high- 162 grade chalcopyrite-chalcocite-bornite ores are present in the core (Gerel & |  | | Journal (article/letter/editorial) | | In contrast, samples of supergene sulfides (chalcocite and djurleite) collected from the exotic and...have shown that the copper isotope ratios in the chalcocite and the leached cap iron oxides relate to the...isotopes by analyzing supergene copper sulfides (chalcocite and djurleite) from the proximal, medial, and...A zone of mixed copper oxides, native copper, chalcocite, and chalcopyrite ± bornite is present at the...(Braxton et al., 2009). At both Boyongan and Bayugo, chalcocite, digenite, djurleite, and covellite are observed |  | Berkenbosch, H. A., de Ronde, C. E. J., Paul, B. T., Gemmell, J. B. (2015) Characteristics of Cu isotopes from chalcopyrite-rich black smoker chimneys at Brothers volcano, Kermadec arc, and Niuatahi volcano, Lau basin. Mineralium Deposita, 50 (7) 811-824 doi:10.1007/s00126-014-0571-y | Journal (article/letter/editorial) | | intermediate zone of Cu-enriched phases (i.e. bornite, chalcocite, covellite), which Berkenbosch et al. (2012a)...(2011) also suggested that the suite of bornite, chalcocite, and specular hematite could indicate more oxidized...mineralizing event at the Coroccohuayco skarn deposit, Peru, and suggested fractionation occurred during mineralization...mineralization in the Coroccohuayco and Tintaya skarn deposits of Peru. Interpretation of magmatic fluids...Brantley SL (2009) Copper isotope fractionation in acid mine drainage. Geochim Cosmochim Acta 73:1247–1263. doi:10 |  | | Journal (article/letter/editorial) | | isotopic range of chalcopyrite from the Tintaya district of Peru is 0.72‰ (δ65Cu variation) (Larson et...chalcopyrite from the porphyry-type deposits from Tintaya district, Peru, and Grasberg Igneous Complex, South Central...103 · ln(β65–63) EPRa Lucky Rainbowb Logachevb Tintaya Grasberg Igneous 150 °C Strikeb districtc, Complexd...chemistry V. Solubility's of chlacopyrite and chalcocite assemblages in hydrothermal solution at 200 to |  | Mathur, R., Munk, L., Nguyen, M., Gregory, M., Annell, H., Lang, J. (2013) Modern and Paleofluid Pathways Revealed by Cu Isotope Compositions in Surface Waters and Ores of the Pebble Porphyry Cu-Au-Mo Deposit, Alaska. Economic Geology, 108 (3) 529-541 doi:10.2113/econgeo.108.3.529 | Journal (article/letter/editorial) | | quartz-sericite-pyrite alteration. Supergene chalcocite and covellite partially replace hypogene chalcopyrite...sulfides); abbreviations: Alb = albite, Cc = chalcocite, Cov = covellite, Cpy = chalcopyrite, Goe = goethite...nonhypogene mineral assemblages, such as Fe, chalcocite, or copper oxides, are not plotted in the contoured...al., 2010; Mirnejad et al., 2010). Supergene chalcocite and Cu oxide samples have been shown to possess...solutions that transport and provide copper for chalcocite precipitated in the supergene environment are |  | | Journal (issue) | | favorable future in Mexico Juniors on the rise in Peru Disponible para tablet en: komatsu.cl 29 años...focus on stabilizing production at the Peñasquito mine, implementing a solution for the water deficit which...the rise in Peru Today there are around one hundred of this type of company operating in Peru, exploring...Committed to further exploring in Argentina 17 Province of Salta: Lindero on the starting line 19 Minera...America and its leadership in mining exploration 43 Peru: Constancia projects aims to reach full production |  | | Journal (article/letter/editorial) | | copper-rich minerals (native copper, cuprite, chalcocite, chalcopyrite, and malachite) at ablation spot...three samples of native copper (Michigan Cu, Baltic Mine, Michigan native copper district, United States;...Arizona, United States; Okorogawa Cu, Okorogawa Mine, Tochigi, Japan) were analyzed. Laser ablation analyses...the reported value of native copper from the same mine (d65Cu = 0.29 ± 0.04‰, 1s, n = 8; Larson et al....experiments that oxidation of chalcopyrite [Cu (I)] and chalcocite [Cu (I)] gave Cu (II) leach solutions with d65Cu |  | | Book | | Universidad Nacional de lngenieria, and Newmont Peru Limited Gerente de Exploraciones Av. Jose Galvez...Galvez Barrenechea 218, Urb. Corpac Lima-San Isidro, Peru Prof. Dr. ESTEBAN CEDILW Facultad de Minas, Metalurgia...place in September 1986 in Cusco, Peru, sponsored by Multiciencias (Peru) and UNESCO. During this seminar...Latorre, Director of the Multiciencias courses in Peru strongly supported the whole organization of the...Occurrences in the Paleozoic of the Yauli Dome, Central Peru H. W. Kobe . . . . . . . . . . . . . . . . . . |  | | Book | | P')76m Purser, W I' C 198T- , • Metal-mining in Peru, put and present 1by1 W. F . C. Purser. New York...NIOUro.. Peru. . l. Tltle- TN~9.P8T. . -· ' • 18,50 '18-182'81 Metal-Mining in Peru, Past and...social, and political development. Metal-Mining in Peru, Past and Present -a :'O > m C) m ::D ,, Ch...importance of the mines of Peru. Part~ of the book sketches the background of Peru and its mining history...into five chapters for the five mining areas of Peru. Part III is concerned with the economic significance |  | | Journal (article/letter/editorial) | | enrichment of Cu and Au is limited, as secondary chalcocite blankets are a few meters thick or not developed...to be negligible as chalcopyrite, bornite and chalcocite have stoichiometric Fe/Cu ratios of 1/1, 1/5...2008). Other Cu-bearing minerals (bornite and chalcocite) were not analyzed by LA-MC-ICP-MS, as appropriate...of sulfides (e.g., bornite and chalcopyrite, or chalcocite and bornite) is common, especially in the cores...studied in the two previous investigations. For the chalcocite–bornite pair, three out of five points are close |  | Zhao, Yun, Xue, Chunji, Liu, Sheng-Ao, Symons, David T.A., Zhao, Xiaobo, Yang, Yongqiang, Ke, Junjun (2017) Copper isotope fractionation during sulfide-magma differentiation in the Tulaergen magmatic Ni–Cu deposit, NW China. Lithos, 286. 206-215 doi:10.1016/j.lithos.2017.06.007 | Journal (article/letter/editorial) | | magmatic Ni-Cu TE sulfide deposits in the Noril’sk Province and concluded that δ65Cu values vary widely in...mafic-ultramafic intrusions from the Noril’sk Province and Lake Superior area are still not clear, including...of Ni-Cu (-PGE) deposits in the SC R Noril’sk Province (Russia) (-2.3‰ to 1.0‰; Malitch et al., 2014)...of Ni-Cu sulfide NU deposits in the Noril'sk Province indicates that at least three distinct sources...Yong, Zhaoming Zhao and Huqiang Wang of the Hexin Mine for sharing their knowledge about the local geology |
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