 | Simmons, A. T., Tosdal, R. M., Wooden, J. L., Mattos, R., Concha, O., McCracken, S., Beale, T. (2013) Punctuated Magmatism Associated with Porphyry Cu-Mo Formation in the Paleocene to Eocene of Southern Peru. Economic Geology, 108 (4) 625-639 doi:10.2113/econgeo.108.4.625 | Journal (article/letter/editorial) | | Formation in the Paleocene to Eocene of Southern Peru* ADAM T. SIMMONS,1,** RICHARD M. TOSDAL,1,â JOSEPH...California 94305 Peru Copper Corporation, Casilla 303, Toquepala, Peru 4 Southern Peru Copper Corporation...Cuajone, Peru 5 AngloAmerican Exploration, Lima, Peru Abstract The Paleocene to Eocene southern Peru porphyry...significant porphyry Cu-Mo deposits at Cuajone, Quellaveco, and Toquepala. Ten new zircon U-Pb Sensitive...and Toquepala, together with published ages for Quellaveco, establish a magmatic history characterized by |  | | Journal (article/letter/editorial) | | LONGEVITY OF PORPHYRY COPPER FORMATION AT QUELLAVECO, PERU RICHARD H. SILLITOE,1,â AND JAMES K. MORTENSEN2...Paleocene to early Eocene Quellaveco porphyry copper-molybdenum deposit in southern Peru spans several phases...life span of the major Quellaveco porphyry copper-molybdenum deposit in southern Peru, including the approximate...U-Pb zircon dating. This approach is possible at Quellaveco because the results of drill-core logging and...mineralization copper porphyry body. Quellaveco Geology The Quellaveco deposit, located near the northern |  | 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) | | VERDE-SANTA ROSA PORPHYRY Cu-Mo CLUSTER, AREQUIPA, PERU CHAN X. QUANG,â ALAN H. CLARK, JAMES K.W. LEE, Department...Avenida Alfonso Ugarte 304, Casilla 299, Arequipa, Peru Abstract The contiguous Cerro Verde and Santa Rosa...by laser-induced incremental-heating 40Ar-39Ar sericite (muscovite-2M1) dates of 61.8 ± 0.7 (2Ï) and 62...American plate boundary for at least 800 km in southern Peru and northern Chile (Fig. 1a). Centered at latitude...first such data for a porphyry deposit in southern Peru. Geologic Framework Host rocks and structural relationships |  | Clark, Alan H., Farrar, Edward, Kontak, Daniel J., Langridge, Robert J., Arenas F., Mario J., France, Lynne J., McBride, Sandra L., Woodman, Priscilla L., Wasteneys, Hardolph A., Sandeman, Hamish A., Archibald, Douglas A. (1990) Geologic and geochronologic constraints on the metallogenic evolution of the Andes of southeastern Peru. Economic Geology, 85 (7) 1520-1583 doi:10.2113/gsecongeo.85.7.1520 | Journal (article/letter/editorial) | | MetallogenicEvolution of the Andes of Southeastern Peru ALANH. CLARK,EDWARDFARlIAR,DANIELJ. KONTAK,*ROBERT... GedlogoConsultor,Caminosdel Inca 698, Lima 33, Peru LYNNEJ. FRANCE,**SANDRA L. MCBRIDE,PRISCILLA L...post-Paleozoic metallogenicevolutionof southeastern Peru is clarifiedon the basisof the stratigraphic an...contiguous centralAndeantransects, southeastern Peru differsmarkedlyfrom other areasof the countryin...detailedinformationon the greatmajority SOUTHEASTERN Peru (Figs.1 and2) displaysa wider of the ore deposits |  | | Report (issue) | | 2007). Phyllically altered rocks typically contain sericite, which is composed of muscovite that has a strong...minerals are quartz, K-feldspar, biotite, muscovite (sericite), magnetite, chlorite, anhydrite, and epidote...alteration minerals are K-feldspar, biotite, muscovite (sericite), albite, anhydrite, chlorite, calcite, epidote...in the assemblage K-feldsparbiotite-muscovite (sericite)-chlorite-quartz. Phyllic alteration includes...more minerals in the assemblage quartz-muscovite (sericite)-pyrite-chlorite. Argillic alteration includes |  | | Journal (article/letter/editorial) | | Porphyry copper deposits account for 60% of the world's mine production of copper and constitute 80% of ore reserves...La Verde 36. Cananea SA Colombia 37. Mocoa X Peru 38. La Granja SA 39. 40. Rosa 41. 42. Antamina...(1984) SA c C KS Cuajone Toro Mocho X 43. Quellaveco 44. Michiquillay X X X Chile 45. Cerro Blanco...Tyrone (Titley, 1982), Yerington (Titley, 1982) Peru: Chalcobamba (Samame Boggio, 1980), Pashpa (Samame...number of deposits. Sericitic: Feldspar altered to sericite kaolinite. ± Advanced argillic: Feldspar altered |  | | Journal (article/letter/editorial) | | deposits and prospects in northern Chile and southern Peru cited in the text. The easterly upper Eocene to...and contiguous northwest Argentina and southern Peru (Fig. 1), exhibit hypogene Cu grades of at least...which dominate the Pacific piedmont in southern Peru and northern Chile, were generated rapidly under...profile of the Toquepala porphyry deposit, southern Peru (Anderson, 1982; Clark et al., 1990a), are poorly...with the erosion surfaces in the wider Atacama province (e.g., Clark et al., 1990a). Subsequently, in |  | GarcĂa, 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) | | known, allowing better criteria for decisions on mine concession acquisitions, plan geophysical and geochemical...are located in southern Peru, at Cerro Verde-Santa Rosa, Cuajone, Quellaveco and Toquepala, whereas in...Ma) belt varies in width from 130 km in southern Peru to 30-50 km in northern Chile, and includes mainly...(20-4 Ma) belt is wider, up to 400 km, extends along Peru, Bolivia, Chile and Argentina, and contains a variety...Valenzuela et al., 2014). To the north, in southernmost Peru, early-middle Paleocene porphyry copper-related |  | | Journal (article/letter/editorial) | | ............................................. Sericite ................................................products are green biotite, chlorite, muscovite,sericite, hydromica,kaolinite, and other clay minerals...LaDura (Mexico), Leadville, Miami, Quellaveco and Toquepala,(Peru), Ray, San Manuel, and Santa Rita....have escapednotice in others where chlorite and sericite are abundant. In some thin sectionsthere is a...25 mm as the basis of differentiation between sericite and muscovite. In describing the alterationof |  | 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) | | Oligocene Andahuaylas-Yauri Belt, Cuzco Region, Peru JOSĂ PERELLĂ,â Antofagasta Minerals S.A. Ahumada...belt of southeastern Peru is rapidly emerging as an important porphyry copper province. Field work by the...occur locally. Hydrothermal alteration includes sericite-clay-chlorite, and potassic, quartz-sericitic...prospects, is variably overprinted by copper-depleting sericite-clay-chlorite alteration. Most porphyry copper...deflection. Similarly, evidence from southeastern Peru suggests that the Andahuaylas-Yauri belt may be |  | Li, Xiaofeng, Yi, Xiankui, Huang, Cheng, Wang, Chunzeng, Wei, Xinglin, Zhu, Yiting, Xu, Jing (2018) Zircon U-Pb, molybdenite Re-Os and muscovite Ar-Ar geochronology of the Yashan W-Mo and Xiatongling W-Mo-Be deposits: Insights for the duration and cooling history of magmatism and mineralization in the Wugongshan district, Jiangxi, South China. Ore Geology Reviews, 102. 1-17 doi:10.1016/j.oregeorev.2018.08.033 | Journal (article/letter/editorial) | | deposits in the Wugongshan mining district in Jiangxi Province, South China. Both deposits contain stockwork...located in the Wugongshan mining district in Jiangxi Province, South China. The district is situated between...mainly metasandstone, sandy sericitic phyllite, sericite phyllite, phyllitic sandstone, and carbonaceous...wolframiteâquartz-vein-type W deposits in 6 Jiangxi Province. The deposit is located within the southeastern...mainly metasandstone, sandy sericitic phyllite, sericite phyllite, phyllitic sandstone, and carbonaceous |  | 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) | | (Ph) Tapian (Ph) Guinaoang (Ph) Kalamatan (Ph) Quellaveco (Pe) Marcopper (Ph) Dizon (Ph) Lobo-Boneng (Ph)...Chile, Co = Colombia, NM = New Mexico (USA), Pe = Peru, Ph = Philippines, PNG = Papua New Guinea. Minorco-Anglo...0361-0128/98/000/000-00 $6.00 336 Peru Cerro Verde-Santa Rosa 150 Cuajone 120 Quellaveco 80 Toquepala 150â350 La...1972) and/or copper enrichment (e.g., Rio Blanco, Peru; Braun et al., 1999) can also develop in such environments...association with late-stage illite-pyrite (âquartz-sericite-pyriteâ) alteration. Oxidizing pyrite-rich systems |  | Zhai, Degao, Liu, Jiajun, Zhang, Hongyu, Tombros, Stylianos, Zhang, Anli (2018) A magmatic-hydrothermal origin for Ag-Pb-Zn vein formation at the Bianjiadayuan deposit, inner Mongolia, NE China: Evidences from fluid inclusion, stable (C-H-O) and noble gas isotope studies. Ore Geology Reviews, 101. 1-16 doi:10.1016/j.oregeorev.2018.07.005 | Journal (article/letter/editorial) | | identified. An alteration assemblage of quartz, sericite, chlorite and epidote is spatially associated..., 2013), and the base metal veins at Morococha, Peru (Catchpole et al., 2015). In these ore districts...129 ± 3 Ma, zircon U-Pb, molybdenite Re-Os and sericite 40Ar-39Ar). Most porphyry Mo(Cu) and skarn Fe-Sn...accounts for >20% of the surface outcrop in the mine area, with a length of 1 km and a width of ~300...minor disseminations have been identified during mine-scale exploration, which are principally hosted |  | Zhai, Degao, Liu, Jiajun, Cook, Nigel J., Wang, Xilong, Yang, Yongqiang, Zhang, Anli, Jiao, Yingchun (2019) Mineralogical, textural, sulfur and lead isotope constraints on the origin of Ag-Pb-Zn mineralization at Bianjiadayuan, Inner Mongolia, NE China. Mineralium Deposita, 54 (1) 47-66 doi:10.1007/s00126-018-0804-6 | Journal (article/letter/editorial) | | Australia 4 Earthquake Administration of Liaoning Province, Shenyang 110034, China 5 Lituo Mining Company...129 ± 3 Ma, zircon U-Pb, molybdenite Re-Os and sericite 40Ar- 39Ar). Most porphyry Cu-Mo and skarn Fe-Sn...accounting for > 20% of the surface outcrop across the mine area. The gabbro pluton has a length of 1 km, a...minor disseminations have been identified during mine-scale exploration. The Ag-Pb-Zn ores are mainly...components of alteration assemblages are quartz, sericite, chlorite, and epidote. Distinct episodes of alteration |  | | Journal (article/letter/editorial) | | sare locatedaboveand low sulfidation(adularia-sericite)epithermaland contactmetasomaticdepositsaroun...central Sillitoe,1991), whichare alsoassociated Peru (e.g.,Colqui;KamilliandOhmoto,1977), which to quartz...BronceandSanCrist6bal, whereas adularia as well as sericite and/or illitc is CHILEAuMETALLOGENY--INTRODUCTION...aregenerallyhigherin veins carbonate, and minor sericite (Llaumett, 1980). assigned here to the pluton-relatedcategory...cp in major vein (Maria vein) Present Quartz, sericite En-bearingmassive sulfideveins in zone along |  | Leng, Cheng-Biao, Zhang, Xing-Chun, Zhong, Hong, Hu, Rui-Zhong, Zhou, Wei-De, Li, Chao (2013) ReâOs molybdenite ages and zircon Hf isotopes of the Gangjiang porphyry CuâMo deposit in the Tibetan Orogen. Mineralium Deposita, 48 (5) 585-602 doi:10.1007/s00126-012-0448-x | Journal (article/letter/editorial) | | altered quartz monzonite porphyry; j vein of quartzâsericiteâmolybdeniteâchalcopyrite in potassic and strongly...monzonite porphyry, RP rhyodacite porphyry, Se Sericite Miocene multiphase intrusion, mainly consisting...replacement of the original minerals of the porphyry by sericite, quartz, pyrite, illite, and chlorite, or was...minerals include quartz, K-feldspar, biotite, sericite, illite, chlorite, calcite, and minor gypsum....multiple intrusive rocks of the Quellaveco porphyry Cuâ Mo deposit in southern Peru suggest that the porphyry |  | | Journal (article/letter/editorial) | | volcanic Diorite porphyry Zircon Zircon Hydrothermal sericite Molybdenite Zircon Zircon Zircon Zircon Hornblende...alteration assemblage is varyingly overprinted by a sericite + chlorite alteration assemblage with the latter...pervasive chlorite + sericite + clay minerals at shallow levels and weak chlorite + sericite + biotite in the...in the H14 center is also altered to chlorite + sericite + clay minerals but to a much lesser extent (PerellĂł...overprinted by intense potassic, overprinted by sericite-chlorite, and fringed by propylitic alteration |  | | Journal (article/letter/editorial) | | the Atacama desert of northern Chile and southern Peru, are considered to have formed in a semi-arid climate...processes in the Andes of northern Chile and southern Peru has long been recognized (e.g., Segerstrom, 1963;...setting of the major epithermal centers of this province isolates one major component of the mineralization...the desertic Pacific slope of the central Andes of Peru and Chile (Bowman, 1916; BrĂŒggen, 1950), as well...ignimbrites and air-fall tuffs exposed south of the Tambo mine and in the Valle del Cura (Fig. 2) have been dated |  | | Journal (article/letter/editorial) | | 1917),are (Livingston et al., 1968)andin southern Peru(Clarket al., important processes thataffected theuppermost...supergene alunitefromthe Eseondida porphyry copper province. Indeed,perhaps onlytwoof thesemajordepositsdeposit(Fig...0361-0128/96/1809/164-1655.00 164 CHILEAN Cu PROVINCE: OXIDATION & ENRICHMENT in controlling anyagedifferences...exploration andthefundamental controls ofthe i PERU ." 0 Km 165 200 oxidation and enrichment event...TheLongitudinal Valleylacks bed- CHILEAN Cu PROVINCE: OXIDATION & ENRICHMENT 167 Saric,1975)andthelatter |  | Catchpole, Honza, Kouzmanov, Kalin, BendezĂș, Aldo, Ovtcharova, Maria, Spikings, Richard, Stein, Holly, FontbotĂ©, LluĂs (2015) Timing of porphyry (Cu-Mo) and base metal (Zn-Pb-Ag-Cu) mineralisation in a magmatic-hydrothermal systemâMorococha district, Peru. Mineralium Deposita, 50 (8) 895-922 doi:10.1007/s00126-014-0564-x | Journal (article/letter/editorial) | | magmatic-hydrothermal systemâMorococha district, Peru Honza Catchpole & Kalin Kouzmanov & Aldo BendezĂș...2015 Abstract The Morococha district in central Peru is characterised by economically important Cordilleran...Morococha magmatic-hydrothermal system of central Peru (Figs. 1 and 2) comprises several mineralised porphyry...district (11°35âČS, 76°20âČW) is located in central Peru (Fig. 1), âŒ150 km northeast of Lima at an altitude...along the Western Cordillera of northern and central Peru (Noble and McKee 1999; Petersen 1965). The hydrothermal |  | Meffre, Sebastien, Large, Ross R., Steadman, Jeffrey A., Gregory, Daniel D., Stepanov, Aleksandr S., Kamenetsky, Vadim S., Ehrig, Kathy, Scott, Robert J. (2016) Multi-stage enrichment processes for large gold-bearing ore deposits. Ore Geology Reviews, 76. 268-279 doi:10.1016/j.oregeorev.2015.09.002 | Journal (article/letter/editorial) | | diffuse enrichment occurs within a particular province that is then upgraded by more focused processes...the stockworks are present at the Mt. Charlotte mine. CE P TE D MA A recent study has also highlighted...Paleozoic rocks in this area. AC The Carlin province in northeast Nevada is one of the largest gold-producing...exceeding 6,000 t (193 Moz, Emsbo et al., 2006). The province hosts numerous gold deposits ranging in age from...from other gold deposit types developed in the province (e.g. Fig. 5 and 6 ; Emsbo et al., 1999; Emsbo |  | Lin, Bin, Tang, Juxing, Chen, Yuchuan, Baker, Michael, Song, Yang, Yang, Huanhuan, Wang, Qin, He, Wen, Liu, Zhibo (2019) Geology and geochronology of Naruo large porphyry-breccia Cu deposit in the Duolong district, Tibet. Gondwana Research, 66. 168-182 doi:10.1016/j.gr.2018.07.009 | Journal (article/letter/editorial) | | surrounding host rocks (Fig. 5c). Fine-grained sericite occurs as a halo on the margin of some hydrothermal...shallow levels in the system. MA Fine-grain sericite occurs at the margin of clasts as a thin white... showing signs of D weak silicification and sericite alteration. Pyrite is main sulfide mineral PT...Pasco RI Epithermal Polymetallic Deposit, Central Peru: A U-Pb and 40Ar/39Ar Study. Economic Geology 104...Zn-Pb-Ag-Cu-Bi mineralization at Cerro de Pasco, Peru. Economic Geology 103, MA 493-537. Belousova |  | Allen, Charlotte M., Bryan, Scott E., Campbell, Ian H., Holcombe, Rodney J., Harris, Anthony C., Palin, J. Michael (2004) ELA-ICP-MS U?Pb zircon geochronology of regional volcanism hosting the Bajo de la Alumbrera Cu?Au deposit: implications for porphyry-related mineralization. Mineralium Deposita, 39 (1) 46-67 doi:10.1007/s00126-003-0381-0 | Journal (article/letter/editorial) | | assemblages, while phyllic alteration (quartzâsericite ± pyrite) develops as the magmaticâhydrothermal...commonly analyzed minerals (i.e., biotite and sericite) prevents the high-temperature geochronology of...occur to the southwest of the Bajo de la Alumbrera mine and along the western foothills of Sierra Durazno...indurated and baked. Close to the Bajo de la Alumbrera mine there are thick (<75 m) hornblende (±clinopyroxene)-phyric...in the southern wall of the Bajo de la Alumbrera mine, where vesiculated coherent basaltic andesite is |  | Hu, Xunyu, Li, Xiaohui, Yuan, Feng, Ord, Alison, Jowitt, Simon M., Li, Yue, Dai, Wenqiang, Zhou, Taofa (2020) Numerical modeling of ore-forming processes within the Chating Cu-Au porphyry-type deposit, China: Implications for the longevity of hydrothermal systems and potential uses in mineral exploration. Ore Geology Reviews, 116. 103230 doi:10.1016/j.oregeorev.2019.103230 | Journal (article/letter/editorial) | | China a Anhui Province Engineering Research Center for Mineral Resources and Mine Environments, Hefei...deposit discovered in the southeastern part of Anhui Province (Jiang et al., 2015). Despite the research and...from an inner K-silicate zone through a pyrite-sericite zone to an outer partially complete propylitic...copper belt (about 7 Ma; Li et al., 2018a) and Quellaveco copper formation (whole porphyry system for about...Technological Program of Land and Resources of Anhui province (Grant No. 2016-K-4), the Fundamental Research |  | | Journal (article/letter/editorial) | | er 20° u CERRO VERDE SANTA ROSA (59-58) QUELLAVECO (55-53) CUAJONE (52) ANTOFAGASTA 18° Boli...silicate alteration. Late stages are dominated by sericite and locally by advanced argillic alteration associated...copper-bearing smectites from the Radomiro Tomic mine, Chile: Copper insoluble mineral occurrences: ECONOMIC...Zentilli, M., 2001, Geology of the Chuquicamata mine: A progress report: ECONOMIC GEOLOGY, v. 96, p. |
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