 | | Journal (article/letter/editorial) | | Candelaria-Punta del Cobre Iron Oxide Cu-Au(-Zn-Ag) Deposits, Chile ROBERT MARSCHIKâ ,* Lehrstuhl fĂŒr LagerstĂ€ttenlehre...coastal batholith near CopiapĂł, Chile. This belt includes the large Candelaria mine and a group of middle-...mineral. The Cu-Au ore is characterized by abundant magnetite and/or hematite and by locally elevated concentrations...pseudomorphic replacement of early specular hematite by magnetite during the main iron oxide formation marks a shift...conditions or higher temperatures. The bulk of the magnetite probably formed at temperatures of about 500° |  | | Journal (article/letter/editorial) | | Cobre Iron Oxide Copper Gold district, Northern Chile Irene del Real, John F.H. Thompson, Jorge Carriedo...Cobre Iron Oxide Copper Gold district, Northern Chile, Ore Geology Reviews (2018), doi: https://doi.org/10...Cobre Iron Oxide Copper Gold district, Northern Chile Irene del Real (1), John F.H. Thompson (1), Jorge...producers (Carola, Punta del Cobre, Mantos de Cobre, Candelaria Norte, Granate, Alcaparrosa, Atacama Kozan...extensional back-arc basin (~132â130 Ma). The CopiapĂł batholith, which occupies the western side of the |  | | Journal (article/letter/editorial) | | tourmaline-rich alteration in the IOCG systems of northern Chile: implications for a magmatic-hydrothermal origin...oxide-copper-gold (IOCG) deposits of the Coastal Cordillera of Chile where it occurs as large crystals in the groundmass...ore-bearing andesite, as seen at the Candelaria or Carola deposits. Tourmaline shows strong chemical zoning... Keywords Boron isotopes . Tourmaline . IOCG . Chile . Andes Introduction 484 acting exclusively...(2008) and Xavier et al. (2008) in the CarajĂĄs Province, Brazil. Here, high ÎŽ11B values are indicative |  | Mathur, R., Marschik, R., Ruiz, J., Munizaga, F., Leveille, R. A., Martin, W. (2002) Age of Mineralization of the Candelaria Fe Oxide Cu-Au Deposit and the Origin of the Chilean Iron Belt, Based on Re-Os Isotopes. Economic Geology, 97 (1) 59-71 doi:10.2113/gsecongeo.97.1.59 | Journal (article/letter/editorial) | | de GeologĂa y GeofĂsica, Universidad de Chile, Santiago, Chile RICHARD A. LEVEILLE, Phelps Dodge do Brasil...Minera Candelaria, Tierra Amarilla, III Region, Chile Abstract Re-Os isotopes are used to determine the...iron oxide Cu-Au mineralization at Candelaria, Chile, and to explore possible genetic links with the...calculated by Re/Os ratios from hydrothermal magnetite and sulfides constrains an initial 187 Os/188Os...initial 187Os/188Os ratio for sulfide from Bronce mine, a small satellite of the Candelaria orebody, is |  | Lieben, Franç, Moritz, Robert, FontboteÌ, LluiÌ (2000) Mineralogy, Geochemistry, and Age Constraints on the Zn-Pb
Skarn Deposit of Maria Cristina, Quebrada Galena, Northern Chile. Economic Geology, 95 (6) 1185-1196 doi:10.2113/gsecongeo.95.6.1185 | Journal (article/letter/editorial) | | Deposit of Maria Cristina, Quebrada Galena, Northern Chile FRANĂOIS LIEBEN,â ROBERT MORITZ, AND LLUĂS FONTBOTĂ...Lower Cretaceous Chañarcillo Group in northern Chile, is described to provide a basis of comparison to...massive sulfides (sphalerite-pyritegalena-marcasite-magnetite) occur at the contact of potassically altered...80 km south of CopiapĂł and 10 km to the east of the Panamerican highway in northern Chile (Fig. 1). The...possibly other neighboring ore occurrences, including Carola, Lechuza, and Triunfo (Fig. 1), represent a different |  | Arevalo, C., Grocott, J., Martin, W., Pringle, M., Taylor, G. (2006) Structural Setting of the Candelaria Fe Oxide Cu-Au Deposit, Chilean Andes (27 30' S) Economic Geology, 101 (4) 819-841 doi:10.2113/gsecongeo.101.4.819 | Journal (article/letter/editorial) | | GeologĂa y MinerĂa, Av. Santa MarĂa 0104, Santiago, Chile JOHN GROCOTT, Midland Valley Exploration Limited...Apartado Postal NÂș3, Tierra Amarilla, III RegiĂłn, Chile MALCOLM PRINGLE, Department of Earth, Atmospheric...Candelaria-Punta del Cobre district, Atacama region, northern Chile (27Âș30' S). Economic mineralization...oxide Cu-Au deposit located in the Atacama region of northern Chile with reserves of 470 million metric...of a north-southâtrending belt of iron-rich (magnetite and/or hematite) deposits with variable amounts |  | MATHUR, R., Marschik, R., Ruiz, J., Munizaga, F., Leveille, R. A., Martin, W. (2003) AGE OF MINERALIZATION OF THE CANDELARIA Fe OXIDE Cu-Au DEPOSIT ANDTHE ORIGIN OF THE CHILEAN IRON BELT, BASED ON Re-Os ISOTOPES--A REPLY. Economic Geology, 98 (5) 1050-1052 doi:10.2113/gsecongeo.98.5.1050 | Journal (article/letter/editorial) | | de GeologĂa y GeofĂsica, Universidad de Chile, Santiago, Chile RICHARD A. LEVEILLE, Phelps Dodge Exploration...Minera Candelaria, Tierra Amarilla, III. Region, Chile Sir: We appreciate the opportunity to further discuss...indication of a basinal brine source for the magnetite deposits, and (2) the age of mineralization. The...the Lower Cretaceous rock sequences of northern Chile. The brecciated gypsiferous limestones in the upper...evaporites in the Lower Cretaceous belt of northern Chile are not restricted to the Chañarcillo Group. They |  | Rieger, A. A., Marschik, R., Diaz, M., Holzl, S., Chiaradia, M., Akker, B., Spangenberg, J. E. (2010) The Hypogene Iron Oxide Copper-Gold Mineralization in the Mantoverde District, Northern Chile. Economic Geology, 105 (7) 1271-1299 doi:10.2113/econgeo.105.7.1271 | Journal (article/letter/editorial) | | Mineralization in the Mantoverde District, Northern Chile ANA A. RIEGER,1,â ROBERT MARSCHIK,1,â MANUEL DĂAZ...2AngloAmerican 3Bayerische 4Section Chile, Mantoverde Division, Santiago de Chile, Chile Staatssammlung fĂŒr PalĂ€ontologie...iron oxide copper-gold (IOCG) district, northern Chile, is known for its Cu production from supergene ores...chalcopyrite and pyrite, typically in specularite or magnetite-cemented breccias and associated stockworks. The...IOCG deposits, there are a number of smaller magnetite(-apatite) bodies in the district. These are geologically |  | Marschik, R., Singer, B. S., Munizaga, F., Tassinari, C., Moritz, R., FontbotĂ©, L. (1997) Age of Cu(-Fe)-Au mineralization and thermal evolution of the Punta del Cobre district, Chile. Mineralium Deposita, 32 (6) 531-546 doi:10.1007/s001260050120 | Journal (article/letter/editorial) | | thermal evolution of the Punta del Cobre district, Chile Received: 2 July 1996 / Accepted: 11 March 1997...belt is located 15 km south of CopiapoĂ, northern Chile. It comprises several Cu(-Fe)-Au deposits in the...Ojancos Nuevo district, with the new Candelaria mine, and Las Pintadas district, west of the river. The...hypogene mineral assemblage of chalcopyrite, pyrite, magnetite, and hematite. Average ore grades are 1.1 to 2%...0.2 to 0.6 g/t Au, and 2 to 8 g/t Ag. Massive magnetite occurs as veins and irregularly shaped bodies |  | | Journal (article/letter/editorial) | | the CopiapĂł plutonic complex and implications for the IOCG mineralization at Candelaria, Atacama Region...Region, Chile Robert Marschik & Frank Söllner Received: 8 May 2006 / Accepted: 11 September 2006 / Published...major plutons in the vicinity of the Candelaria mine (470 Mt at 0.95% Cu, 0.22 g/t Au, 3.1 g/t Ag) and...marschik@lmu.de Keywords CandelariaâPunta del Cobre . Chile . IOCG deposits . UâPb zircon dating Introduction...formed the plutonic rocks south of CopiapĂł, northern Chile (CopiapĂł plutonic complex, e.g., Marschik et |  | | Journal (article/letter/editorial) | | LETTER The TropezĂłn CuâMoâ(Au) deposit, Northern Chile: the missing link between IOCG and porphyry copper...ConcepciĂłn, Chile D. Morata Dpto. GeologĂa, Universidad de Chile, Plaza Ercilla 803, Santiago, Chile The Coastal...Coastal Cordillera of northern Chile and Peru hosts several IOCG deposits of Late JurassicâEarly Cretaceous...largest deposits of this hematite-rich type in Chile are Mantoverde (140 Mt @ 0.63% Cu; Benavides et...(71 Mt @ 0.65% Cu; Herrera et al. 2008). The magnetite-rich variant occurs as veins and replacements |  | | Journal (article/letter/editorial) | | mineralization: Mantoverde and La Candelaria, Northern Chile Robert Marschik & Mark A. Kendrick Received: 4...(IOCG) mineralization at Mantoverde and Candelaria, Chile, have been investigated to provide new insights... IOCG deposits . Chilean Coastal Cordillera . Atacama Electronic supplementary material The online version...significant IOCG districts in the Atacama Region of northern Chile that exhibit typical features of this...Cordillera about 100 km north of CopiapĂł (Fig. 1). In 2013, the mine produced around 56,800 tonnes of |  | | Journal (article/letter/editorial) | | Candelaria-Punta del Cobre Iron Oxide Copper-Gold District, Chile I. del Real,1,â ,* J.F.H. Thompson,1 A. C. Simon...MatemĂĄticas (FCFM), Universidad de Chile, Plaza Ercilla 803, Santiago 8320000, Chile 4Millennium Nucleus for...MatemĂĄticas (FCFM), Universidad de Chile, Santiago 8320000, Chile Abstract Pyrite is ubiquitous in the...MatemĂĄticas (FCFM), Universidad de Chile, Santiago 8320000, Chile. ISSN 0361-0128; doi:10.5382/econgeo...e.g., Ernest Henry, Australia, and Candelaria, Chile; Marschik and FontbotĂ©, 2001b; Williams et al., |  | Benavides, J., Kyser, T. K., Clark, A. H., Oates, C. J., Zamora, R., Tarnovschi, R., Castillo, B. (2007) The Mantoverde Iron Oxide-Copper-Gold District, III Region, Chile: The Role of Regionally Derived, Nonmagmatic Fluids in Chalcopyrite Mineralization. Economic Geology, 102 (3) 415-440 doi:10.2113/gsecongeo.102.3.415 | Journal (article/letter/editorial) | | Mantoverde Iron Oxide-Copper-Gold District, III RegiĂłn, Chile: The Role of Regionally Derived, Nonmagmatic Fluids...CASTILLO** Anglo American Chile Ltda, Avenida Pedro de Valdivia 291, Santiago, Chile Abstract Located in...in the Cordillera de la Costa of northern Chile, the mines of the Mantoverde district exploit supergene...bodies of metasomatic magnetite (e.g., Montecristo and Franco) and Cu-barren magnetite-fluorapatite-pyrite...subsidiary segments of the plate boundary-parallel Atacama fault system. They are hosted by Middle to Upper |  | Veloso, E., Cembrano, J., Arancibia, G., Heuser, G., Neira, S., Siña, A., Garrido, I., Vermeesch, P., Selby, D. (2017) Tectono-metallogenetic evolution of the FeâCu deposit of Dominga, northern Chile. Mineralium Deposita, 52 (4) 595-620 doi:10.1007/s00126-016-0682-8 | Journal (article/letter/editorial) | | evolution of the FeâCu deposit of Dominga, northern Chile E. Veloso 1,2 & J. Cembrano 1,2 & G. Arancibia 1...2016 Abstract The Dominga district in northern Chile (2082 Mt at 23.3 % Fe, 0.07 % Cu) shows a spatial...locus and as path for the emplacement of biotiteâmagnetite alteration/mineralization (stage IIa) as veins...volcano sedimentary strata. NW-striking actinoliteâmagnetite hydrothermal breccias, coeval with and part of...Structural System (ETSS)âprobably part of the Atacama Fault Systemâclearly crosscut the ESS. Minerals |  | Chiaradia, Massimo, Banks, Dave, Cliff, Robert, Marschik, Robert, de Haller, Antoine (2006) Origin of fluids in iron oxideâcopperâgold deposits: constraints from ÎŽ 37Cl, 87Sr/86Sri and Cl/Br. Mineralium Deposita, 41 (6) 565-573 doi:10.1007/s00126-006-0082-6 | Journal (article/letter/editorial) | | the IOCG class of deposit (Gameleira), and a magnetiteâapatite deposit (El Romeral) from South America...Strontium isotopes . Iron oxideâcopperâgold deposits . Chile . Peru . Brazil Introduction Iron oxideâcopperâgold...hydrothermal mineralization, characterised by abundant magnetite and/or hematite, variable amounts of Cu-sulfides...al. 2001; Pimentel et al. 566 2003), and a magnetiteâapatite deposit (El Romeral) from South America...(CuâUâAuâREE) deposit class that also includes magnetiteâapatite (Kiruna-type) deposits (Hitzman et al |  | Oyarzun, R., RodrĂguez, M., Pincheira, M., Doblas, M., Helle, S. (1999) The Candelaria (Cu-Fe-Au) and Punta del Cobre (Cu-Fe) deposits (CopiapĂł, Chile): a case for extension-related granitoid emplacement and mineralization processes?. Mineralium Deposita, 34 (8) 799-801 doi:10.1007/s001260050241 | Journal (article/letter/editorial) | | and Punta del Cobre (Cu-Fe) deposits (CopiapoĂ, Chile): a case for extension-related granitoid emplacement...Lower Cretaceous volcanic formations of CopiapoĂ (Chile) host major stratiform, disseminated, vein, and...district. Introduction The CopiapoĂ region of Chile is one of the richest in terms of mineral deposits...Universidad de ConcepcioĂn, Casilla 4107, ConcepcioĂn-3, Chile M. Doblas Museo Nacional de Ciencias Naturales (CSIC)...Universidad de ConcepcioĂn, Casilla 4107, ConcepcioĂn-3, Chile between Candelaria and Cretaceous granitoids seems |  | | 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 |  | | Journal (article/letter/editorial) | | deposits, deïŹned primarily by their elevated magnetite and/or hematite contents, constitute a broad,...is located in the Coastal Cordillera of northern Chile and southern Peru, where it is part of a volcano-plutonic...ïŹow. IOCG deposits share the arc with massive magnetite deposits, the copper-deïŹcient end-members of the...evidence of an upward and outward zonation from magnetite-actinolite-apatite to specular hematitechlorite-sericite...together chieïŹy because they contain hydrothermal magnetite and/or specular hematite as major accompaniments |  | Chen, H., Clark, A. H., Kyser, T. K., Ullrich, T. D., Baxter, R., Chen, Y., Moody, T. C. (2010) Evolution of the Giant Marcona-Mina Justa Iron Oxide-Copper-Gold District, South-Central Peru. Economic Geology, 105 (1) 155-185 doi:10.2113/gsecongeo.105.1.155 | Journal (article/letter/editorial) | | PerĂș Hierro PerĂș S.A.A, Avenida RepĂșblica de Chile 262, JesĂșs Maria, Lima 11, PerĂș Tinto Mining and...grades (346.6 Mt @ 0.71% Cu). The emplacement of magnetite orebodies with uneconomic Cu grades (avg 0.12%)...generated, respectively, cummingtonite and phlogopite-magnetite assemblages through high-temperature Mg-Fe metasomatism...swarm of massive magnetite orebodies, in turn overprinted by subordinate magnetite-sulfide assemblages...assemblages. Magnetite and weak Cu and Zn sulfide mineralization coincided with a 156 to 162 Ma episode of andesitic |  | Escolme, Angela, Cooke, David R., Hunt, Julie, Berry, Ron F., Maas, Roland, Creaser, Robert A. (2020) The Productora Cu-Au-Mo Deposit, Chile: A Mesozoic Magmatic-Hydrothermal Breccia Complex with Both Porphyry and Iron Oxide Cu-Au Affinities. Economic Geology, 115 (3). 543-580 doi:10.5382/econgeo.4718 | Journal (article/letter/editorial) | | pp. 543â580 The Productora Cu-Au-Mo Deposit, Chile: A Mesozoic Magmatic-Hydrothermal Breccia Complex...breccia complex in the Coastal Cordillera of northern Chile. The current resource, which includes the neighboring...alteration, stage 3 tourmaline-pyritechalcopyrite ± magnetite ± biotite-cemented breccias and associated K-feldspar...crosscuts earlier-formed sodic-calcic alteration and magnetite-apatite mineralization associated with the Cachiyuyito...acid alteration assemblages and relatively low magnetite contents, <5 vol %). The Productora camp is an |  | | Journal (article/letter/editorial) | | (mboyanov@nd.edu) Introduction Biogenic Fe(II) phases (magnetite, green rust, siderite, vivianite, etc.) provide...presence of biogenic green rust, (BioGR) biogenic magnetite (BioMAG), and biogenic siderite (BioSID) resulting...albite dissolution kinetics Origins of hematite, magnetite and siderite in banded iron formations ALEXIS...Hematite in the MBC is frequently enclosed in magnetite (Fe3O4) and siderite (FeCO3) crystals, indicating...hemitite formed earlier than these minerals. The magnetite most likely formed during the early diagenesis |  | | Journal (issue) | | Ingenieria Chile Ltda. Nueva de Lyon 72 Oficina 1501 Providencia â Sanitago de Chile · Chile Tel.: +56-2/2442299...CĂłrdova 5710, Oficina 404, Las Condes, Santiago, Chile. Tel: +562-351 7700 soportE opErativo âą DiagnĂłstico...Lomas Bayas II. Imagen gentileza de Xstrata Copper Chile âą Consejo Editorial: Ricardo Ălvarez, JosĂ© BotĂn...Noticias 65 LatinoamĂ©rica: eje de Expomin 2012 73 Chile y Australia ïŹrman acuerdo en minerĂa MINERIA CHILENA...CanadĂĄ US$265; Europa y Resto del Mundo US$300. En Chile, la revista se distribuye en forma gratuita a profesionales |  | Corriveau, L., Montreuil, J.-F., Potter, E. G. (2016) Alteration Facies Linkages Among Iron Oxide Copper-Gold, Iron Oxide-Apatite, and Affiliated Deposits in the Great Bear Magmatic Zone, Northwest Territories, Canada. Economic Geology, 111 (8) 2045-2072 doi:10.2113/econgeo.111.8.2045 | Journal (article/letter/editorial) | | replaced, and overprinted by amphibole- and magnetite-bearing, calcic-iron alteration assemblages. In...assemblages, breccias, and sulfides resulted in magnetite- and hematite-group IOCG mineralization. Within...= amphibole-magnetite ± apatite, iron stones, IOA mineralization; (3) HT K-Fe = magnetite-biotite/K-feldspar...eldspar ± sulfides, mineralization with magnetite-group IOCG deposit megascopic characteristics; (4)...waste rocks from the historic vein-type Echo Bay mine (Ruzicka and Thorpe, 1995). The Great Bear magmatic |  | | Journal (article/letter/editorial) | | indirectly (e.g., alteration of mine tunnel walls; weathering products of mine dumps and slag). A second human...occurrences Number of localities I. Mine-associated (âpost-mineâ) minerals Formula Type locality; other...Dandy mine, Paradox Valley, Montrose County, Colorado Metadelrioite 2 SrCa(VO3)2(OH)2 Jo Dandy mine, Paradox...FinistĂšre, France Schuetteite 15 Hg3O2(SO4) Ocean mine dump, San Luis Obispo County, California Smrkovecite...Ni5(CO3)4(OH)2·4â5H2O 132 North mine, Widgiemooltha, Australia B. Alteration phases associated with mine tunnel walls Adolfpateraite |
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