 | Romero, Bárbara, Kojima, Shoji, Wong, Chilong, Barra, Fernando, Véliz, 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) | | 91..100 Molybdenite Mineralization and Re-Os Geochronology of the Escondida and Escondida Norte Porphyry...Porphyry Deposits, Northern Chile Bárbara Romero,1,2 Shoji Kojima,1 Chilong Wong,2 Fernando Barra,3* Walter...University of Católica del Norte, 2Minera Escondida Ltd, Antofagasta, Chile and Department of Geosciences, University...distribution of molybdenite as the primary Mo-bearing mineral in the Escondida and Escondida Norte deposits...zones. Two modes of occurrence of molybdenite are observed in the Escondida deposit: aggregates with Cu-Fe-sulfide |  | | Journal (article/letter/editorial) | | constraints on the evolution of the Zaldívar porphyry copper deposit, Northern Chile Eduardo Campos & Jan Wijbrans...and cooling history of the Zaldívar porphyry copper deposit (Northern Chile) by applying a combination...geochronology. The hydrothermal mineralization in the Zaldívar deposit is genetically related to the Llamo Porphyry...0.5 Ma (2σ). In contrast, one sample from the Zaldívar porphyry, one from the andesites, and two from...constraints for the hydrothermal system in the Zaldívar deposit from fluid inclusions thermometry show |  | | Book | | label: Aerial view of the Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy...and CopperGold Deposits at Los Pelambres, Central Chile José Perelló, Richard H. Sillitoe, Constantino...of the Río Blanco-Los Bronces District, Central Chile: Development of World’s Greatest Known Concentration...Northern Chile Geologic Overview of the Escondida Porphyry Copper District, Northern Chile Geology of...N. Moreto, André Luiz Silva Pestilho, Mineral Province, Brazil Gustavo Henrique Coelho de Melo, Marco |  | Riveros, K., Veloso, E., Campos, E., Menzies, A., Véliz, W. (2014) Magnetic properties related to hydrothermal alteration processes at the Escondida porphyry copper deposit, northern Chile. Mineralium Deposita, 49 (6) 693-707 doi:10.1007/s00126-014-0514-7 | Journal (article/letter/editorial) | | alteration processes at the Escondida porphyry copper deposit, northern Chile K. Riveros & E. Veloso & E...using magnetic methods. In the Escondida porphyry Cu deposit of northern Chile, each hydrothermally altered...Universidad de Atacama, Copayapu 485, Copiapó, Chile e-mail: karl.riveros@uda.cl K. Riveros : E. Veloso...0610, Antofagasta, Chile W. Véliz Minera Escondida Ltd, Avenida de la Minería 501, Antofagasta, Chile...and magnetic properties of the wall rock in the Escondida deposit. These magnetic methods can be considered |  | Correa, Karen J., Rabbia, Osvaldo M., Hernández, Laura B., Selby, David, Astengo, Marcelo (2016) The Timing of Magmatism and Ore Formation in the El Abra Porphyry Copper Deposit, Northern Chile: Implications for Long-Lived Multiple-Event Magmatic-Hydrothermal Porphyry Systems. Economic Geology, 111 (1) 1-28 doi:10.2113/econgeo.111.1.1 | Journal (article/letter/editorial) | | in the El Abra Porphyry Copper Deposit, Northern Chile: Implications for Long-Lived Multiple-Event Magmatic-Hydrothermal...Ciencias de La Tierra, Casilla 160-C, Universidad de Concepción, Concepción CP 4030000, Chile 2 Instituto...Universidad de Concepción, Concepción CP 4030000, Chile 3 Department 4 Superintendencia of Earth Sciences... Calama CP 1390000, Chile Abstract Zircon LA-ICP-MS and CA-TIMS and molybdenite Re-Os geochronology...geochronology for the El Abra porphyry copper deposit (Chile) document a ~8.6 Ma protracted magmatic-hydrothermal |  | | Journal (article/letter/editorial) | | PALEOPROTEROZOIC PRECURSOR TO THE LARAMIDE PORPHYRY COPPER PROVINCE Richard H. Sillitoe,1,† Robert A. Creaser,2 Richard...piso 8, Las Condes, Santiago, Chile Abstract Re-Os dating of two molybdenite samples from the Squaw Peak...(Late Cretaceous-early Tertiary) porphyry copper province of southwestern North America as previously presumed...island-arc setting and are now part of the Yavapai province, which was assembled and accreted to the Archean...slightly older VMS deposits shows that the Laramide province of southwestern North America first developed |  | 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) | | Peru JOSÉ PERELLÓ,† Antofagasta Minerals S.A. Ahumada 11, Oficina 602, Santiago, Chile VÍCTOR CARLOTTO...Universidad Nacional San Antonio Abad del Cuzco. Avenida de la Cultura, Cuzco, Perú ALBERTO ZÁRATE, PEDRO RAMOS...CABALLERO, Minera Anaconda Perú S.A. Avenida Paseo de la República 3245, Piso 3, San Isidro, Lima 27, Perú...AND RICARDO MUHR Antofagasta Minerals S.A. Ahumada 11, Oficina 602, Santiago, Chile Abstract Originally...rapidly emerging as an important porphyry copper province. Field work by the authors confirms that mineralization |  | Munizaga, Francisco, Maksaev, Victor, Fanning, C.M., Giglio, S., Yaxley, G., Tassinari, C.C.G. (2008) Late Paleozoic–Early Triassic magmatism on the western margin of Gondwana: Collahuasi area, Northern Chile. Gondwana Research, 13 (3) 407-427 doi:10.1016/j.gr.2007.12.005 | Journal (article/letter/editorial) | | western margin of Gondwana: Collahuasi area, Northern Chile Francisco Munizaga a , Victor Maksaev a,⁎, C.M....Departamento de Geología, Universidad de Chile, Plaza Ercilla 803, Santiago, Chile Research School of Earth Sciences...de Collahuasi, SCM, Pedro Lagos 1090, Iquique, Chile d Research School of Earth Sciences, Australian...‘Altiplano’ high plateau of the Andes of northern Chile mostly consists of late Paleozoic to Early Triassic...of Chile, the Frontal Cordillera of Argentina (Choiyoi Group or Choiyoi Granite-Rhyolite Province), and |  | 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) | | 20° La Colorado Rosario-Uyina-Quebrada Blanca Bolivia N Spence trench Chuquicamata eru-Chile Eocene-Oligocene...Eocene-Oligocene porphyry Cu-Mo belt La Escondida Axis of P 25° El Salvador Bajo de la Alumbrera Miocene porphyry...porphyry Cu-Au belt 30° Chile Argentina Miocene porphyry Cu-Mo belt Santiago 0 50 El Teniente 35° ...belts of the central Andes of southernmost Peru and Chile. Modified from Sillitoe and Perelló (2005). has...equivalent to the Domeyko fault system in northern Chile, which localized most of the younger Eocene porphyry |  | | Journal (article/letter/editorial) | | ppm, Yb ≤1.9 ppm, Ni ≥20 ppm, Cr ≥30 ppm, Sr/Y ≥20, La/Yb ≥20, and 87Sr/86Sr ≤0.7045. Rocks with such compositions...as low Y and Yb concentrations and high Sr/Y and La/Yb ratios, can be generated in normal asthenosphere-derived...Kay (1978), these rocks were characterized by high La/Yb ratios (i.e., high ratios of light rare earth...Rapp and Watson (1995); the HREE depletions (high La/Yb ratios) indicated residual garnet in the source...(1986), Drummond and Defant (1990) also used a plot of La/Yb versus Yb (Fig. 1b) to emphasize the strong HREE |  | | Journal (article/letter/editorial) | | as Cu in Sbearing MVP, as in Zaldivar, northern Chile (Campos et al., 2002; Harris et al., 2008; Rabbia...Au-bearing fluid inclusions are also observed from Bajo de la Alumbrera, Argentina (Ulrich and Heinrich, 2001)...Bajo de la Alumbrera, Argentina (Ulrich and Heinrich, 2001), from 750 to 900 °C in Zaldivar, Chile (Campos...(Campos et al., 2002), from 650 to 680 °C in La Escondida, Chile (Padilla-Garza et al., 2004) and from 640...Colorado (Carten et al., 1988), 6 at Zaldivar-La Escondida (Padilla-Garza et al., 2004), and 4 in the Indio |  | Huang, Xiao-Wen, Sappin, Anne-Aurélie, Boutroy, Émilie, Beaudoin, Georges, Makvandi, Sheida (2019) Trace Element Composition of Igneous and Hydrothermal Magnetite from Porphyry Deposits: Relationship to Deposit Subtypes and Magmatic Affinity. Economic Geology, 114 (5) 917-952 doi:10.5382/econgeo.4648 | Journal (article/letter/editorial) | | Survey of Canada, Natural Resources Canada, 490 rue de la Couronne, Québec, Québec G1K 9A9, Canada 5 Agnico...ablation-inductively coupled plasma-mass spectrometry (LA-ICP-MS) and then classified by partial least squares-discriminant...ablation-inductively coupled plasma-mass spectrometry (LA-ICPMS). The geochemical data were investigated by...Yonsei University user Western South America Bajo de la Argentina Cu-Au Production and Miocene High-K Dacite...Mo, 2016) and 6.10 g/t Ag Escondida Norte Chile Cu-Mo Production and Eocene Calc-alkaline |  | Lang, Xinghai, Wang, Xuhui, Deng, Yulin, Tang, Juxing, Xie, Fuwei, Yang, Zongyao, Yin, Qing, Jiang, Kai (2019) Hydrothermal evolution and ore precipitation of the No. 2 porphyry Cu–Au deposit in the Xiongcun district, Tibet: Evidence from cathodoluminescence, fluid inclusions, and isotopes. Ore Geology Reviews, 114. 103141 doi:10.1016/j.oregeorev.2019.103141 | Journal (article/letter/editorial) | | grains intergrown with Cu–Fe sulfides, quartz–molybdenite ± pyrite ± chalcopyrite veins (V3) comprised...due to the meteoric water input resulted in molybdenite precipitation. ⁎ Corresponding authors at:...1d). Constraints from Re–Os isotopic dating of molybdenite indicate the occurrence of two individual mineralization...minerals comprise pyrite, chalcopyrite, and minor molybdenite, as well as traces of sphalerite and galena....postdate V2 veins and predate V4 veins (Fig. 5i–l). Molybdenite crystals in the veins are generally thin and |  | Zhao, Junxing, Qin, Kezhang, Li, Guangming, Cao, Mingjian, Evans, Noreen J., McInnes, Brent I.A., Li, Jinxiang, Xiao, Bo, Chen, Lei (2015) The exhumation history of collision-related mineralizing systems in Tibet: Insights from thermal studies of the Sharang and Yaguila deposits, central Lhasa. Ore Geology Reviews, 65. 1043-1061 doi:10.1016/j.oregeorev.2014.09.026 | Journal (article/letter/editorial) | | quartz + molybdenite vein with quartz + sericite halo in granite porphyry (A), quartz + molybdenite vein...granite porphyry (B, 10SRD-16), and quartz + molybdenite vein with quartz + sericite + chlorite halo in...with quartz + molybdenite veins in chlorite halo (D). There are also stockwork molybdenite veins (G) and...and sheeted quartz + molybdenite veins (E) in the granite porphyry. Other Yaguila igneous rocks include...common in the granite porphyry. Stockwork quartz–molybdenite veins, concentrated along the contact zone between |  | Stefanova, E., Driesner, T., Zajacz, Z., Heinrich, C. A., Petrov, P., Vasilev, Z. (2014) Melt and Fluid Inclusions in Hydrothermal Veins: The Magmatic to Hydrothermal Evolution of the Elatsite Porphyry Cu-Au Deposit, Bulgaria. Economic Geology, 109 (5) 1359-1381 doi:10.2113/econgeo.109.5.1359 | Journal (article/letter/editorial) | | porphyry in the Zaldivar porphyry Cu deposit in Chile to represent the primary magmatic fluids exsolved...saturation of the Llamo porphyry at depth. At the Bajo de la Alumbrera porphyry Cu-Au deposit in Argentina, Harris...Cu-Au deposit is the largest operating open-pit mine in Bulgaria, located on the Etropole ridge of the...magnetite-bornite-chalcopyrite, pyrite-chalcopyrite, quartz-molybdenite, and late quartz-pyrite, quartz-galena-sphalerite...developed on the south and west marginal parts of the mine and range from few cm to 40 cm wide. These veins |  | | Journal (article/letter/editorial) | | isotopic dating. Brannerite from the Kansanshi mine, Western Province, Zambia, is found in association with a...U–Th–Pb D (1016 α mg−1) dpa Crocker's Well, SA W. Province, Zambia Sierra Albarrana, Spain Bou-Azzer, Morocco...monazite, brannerite, molybdenite, silver, and gold. Re–Os isotopic dating of molybdenite and U–Pb isotopic...scheelite. Other minerals in the pegmatites include molybdenite, arsenopyrite, apatite, and titanite. The granitic...Alpine hydrothermal quartzbarite vein at the La Gardette mine, near Bourg d' Oisans, Isere, where it occurs |  | Peng, Hui-juan, Mao, Jing-wen, Hou, Lin, Shu, Qi-hai, Zhang, Chang-qing, Liu, Huan, Zhou, Yun-man (2016) Stable Isotope and Fluid Inclusion Constraints on the Source and Evolution of Ore Fluids in the Hongniu-Hongshan Cu Skarn Deposit, Yunnan Province, China. Economic Geology, 111 (6) 1369-1396 doi:10.2113/econgeo.111.6.1369 | Journal (article/letter/editorial) | | the Hongniu-Hongshan Cu Skarn Deposit, Yunnan Province, China Hui-juan Peng,1,2,3 Jing-wen Mao,2 Lin...sulfides (pyrite, chalcopyrite, pyrrhotite, molybdenite, galena, and sphalerite), quartz, and calcite;...(after W.C. Li et al., 2012). County, Yunnan Province. The deposit consists of two ore blocks: the Hongshan...monzonite porphyry and porphyritic granite of the mine area, and the petrography, major, and trace element...from Gaogong in Sichuan Province in the north to Zhongdian in Yunnan Province in the south (Fig. 1A). |  | | Journal (article/letter/editorial) | | globules from porphyritic intrusions of the Bajo de la Alumbrera porphyry copper deposit in Argentina. Heating...quartz phenocrysts from the Zaldívar porphyry copper deposit of northern Chile. Klemm et al. (2007) observed...from the El Teniente porphyry Cu-Mo deposit in Chile, where salt inclusions with no observable vapour...ablation–inductively coupled plasma mass spectrometry (LA-ICPMS) analyses indicated that these inclusions contained...km2 within the central highlands of the Papua province in eastern Indonesia. The district contains intrusive |  | Zhao, Junxing, Qin, Kezhang, Xiao, Bo, McInnes, Brent, Li, Guangming, Evans, Noreen, Cao, Mingjian, Li, Jinxiang (2016) Thermal history of the giant Qulong Cu–Mo deposit, Gangdese metallogenic belt, Tibet: Constraints on magmatic–hydrothermal evolution and exhumation. Gondwana Research, 36. 390-409 doi:10.1016/j.gr.2015.07.005 | Journal (article/letter/editorial) | | clear crosscutting relationships in the field. Molybdenite Re-Os dating suggests that mineralization spanned...of the mineralization. Abundant chalcopyrite, molybdenite and pyrite mineralization occur in this stock...(sericite+chlorite) alteration, with abundant chalcopyrite and molybdenite in veins. The granodiorite porphyry dikes show...ablation inductively coupled plasma mass spectrometry (LA-ICPMS) with a COMPex Pro 193-nm excimer laser coupled...spectrometry (SIMS) using a Cameca IMS-1280 at IGGCAS. For LA-ICPMS, the sample was cleaned with ethanol to eliminate |  | | Book | | in deposit scale, but also in semi-regional (near mine) and regional (mineral belts) scales. The models...uncertainty values represent: (1) Observed in field, mine or drill-core; (2) Interpreted from geophysical...reflection seismic profiles between the Neves Corvo mine and the Spanish border allowed to extend a 3D-model...predictive model, constructed for the Neves Corvo mine, delineates, not only the known Neves Corvo orebodies...associated iron oxide replacement and skarn in the Cala mine and the Ni-(Cu-PGE) deposit in the Aguablanca mafic |  | Rottier, Bertrand, Kouzmanov, Kalin, Bouvier, Anne-Sophie, Baumgartner, Lukas P., Wälle, Markus, Rezeau, Hervé, Bendezú, Ronner, Fontboté, Lluís (2016) Heterogeneous melt and hypersaline liquid inclusions in shallow porphyry type mineralization as markers of the magmatic-hydrothermal transition (Cerro de Pasco district, Peru) Chemical Geology, 447. 93-116 doi:10.1016/j.chemgeo.2016.10.032 | Journal (article/letter/editorial) | | HSMIs and hypersaline liquid inclusions determined by LA-ICP-MS are interpreted to represent the fluid composition...inclusions, fluid inclusions, porphyry-epithermal, LA-ICP-MS, SIMS, quartz, SEMCL. 2 ACCEPTED MANUSCRIPT...quartz veins only from a few localities: Bajo de la Alumbrera porphyry Cu-Au deposit in Argentina (Harris... ii) microthermometry and LA-ICP-MS analyses of fluid inclusions, iii) LA-ICP-MS analyses of HSMIs, ...clasts crosscut by typical A- and B-type quartz-molybdenite and quartz-chalcopyrite-pyrite-magnetite veins |  | | Report (volume) | | and sediment. Concentrated waters associated with mine wastes may precipitate a variety of metal-sulfate...role of soluble sulfate minerals formed from acid mine drainage (and its natural equivalent, acid rock...ENVIRONMENTS .................................... . 351 Mine drainage .........................................octahedra. The structure of coskrenite-(Ce), (Ce,Nd,La)2(SO4)2(C2O4)(H2O)8, the only sulfateoxalate mineral...Ce)Al(SO4)2(C2O4)·12H2O, and zugshunstite-(Ce), (Ce,Nd,La)Al(SO4)2(C2O4)·12H2O, are known (Peacor et al. 1999b) |  | | Book | | Sciences Harald G. Dill The HagendorfPleystein Province: the Center of Pegmatites in an Ensialic Orogen...com/series/7377 Harald G. Dill The Hagendorf-Pleystein Province: the Center of Pegmatites in an Ensialic Orogen...much biased by science with too little sense of mine for beauty) will keep his memory and work, alive...area, however, the Hagendorf-Pleystein Pegmatite Province (HPPP) is not only the largest concentration of......................................... 4.10 Molybdenite, Carbon, Calcium Phosphates and Calcium Carbonates |
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