 | 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) | | Geología y Minería, Av. Santa María 0104, Santiago, Chile JOHN GROCOTT, Midland Valley Exploration Limited...Apartado Postal Nº3, Tierra Amarilla, III Región, Chile MALCOLM PRINGLE, Department of Earth, Atmospheric...the Candelaria-Punta del Cobre district, Atacama region, northern Chile (27º30' S). Economic mineralization...the arc plutonic rocks. The La Brea and the San Gregorio plutonic complexes are exposed in the plutonic...39Ar age of 111.5 ± 0.4 Ma was obtained for the San Gregorio plutonic complex. 40Ar/ 39Ar ages of 111.0 ± |  | | Journal (article/letter/editorial) | | Candelaria-Punta del Cobre Iron Oxide Copper Gold district, Northern Chile Irene del Real, John F.H. Thompson, Jorge...Candelaria-Punta del Cobre Iron Oxide Copper Gold district, Northern Chile, Ore Geology Reviews (2018), doi: https://doi...Candelaria-Punta del Cobre Iron Oxide Copper Gold district, Northern Chile Irene del Real (1), John F.H. Thompson...University, Snee Hall, Ithaca NY, 14853, USA (2) Lundin Mining Corporation, 150 King Street, Toronto, ON, M5H1J9...Candelaria-Punta del Cobre district is the largest Iron-Oxide Cu and Au (IOCG) district in the Chilean IOCG |  | Rodriguez-Mustafa, Maria A., Simon, Adam C., del Real, Irene, Thompson, John F.H., Bilenker, Laura D., Barra, Fernando, Bindeman, Ilya, Cadwell, David (2020) A Continuum from Iron Oxide Copper-Gold to Iron Oxide-Apatite Deposits: Evidence from Fe and O Stable Isotopes and Trace Element Chemistry of Magnetite. Economic Geology, 115 (7). 1443-1459 doi:10.5382/econgeo.4752 | Journal (article/letter/editorial) | | Mathematical Sciences (FCFM), Universidad de Chile, Santiago 8380450, Chile 4PetraScience 5Department 6Department...Sciences (FCFM), Universidad de Chile, Plaza Ercilla 803, Santiago 8380450, Chile 7Department of Geological...Department of Geology, Universidad de Chile, Plaza Ercilla 803, Santiago, Chile. ISSN 0361-0128; doi:10.5382/econgeo...over 800 km in the Coastal Cordillera of northern Chile and southern Peru (Fig. 1a) and contains ~50 Jurassic-Cretaceous...(north-northeast and northwest) within the strike-slip Atacama fault system (Nyström and Henriquez, 1994; Barra |  | | Journal (article/letter/editorial) | | Candelaria-Punta del Cobre Iron Oxide Cu-Au(-Zn-Ag) Deposits, Chile ROBERT MARSCHIK†,* Lehrstuhl für Lagerstättenlehre...batholith near Copiapó, Chile. This belt includes the large Candelaria mine and a group of middle- and...and small-sized mines in the Punta del Cobre district, which is located about 3 km northeast of the Candelaria...alteration at Candelaria. In the Punta del Cobre district, ore in the deeper parts of the deposits is similarly...formation of specular hematite. In parts of the district, the pseudomorphic replacement of early specular |  | Bendezú, Ronner, Page, Laurence, Spikings, Richard, Pecskay, Zoltan, Fontboté, Lluís (2008) New 40Ar/39Ar alunite ages from the Colquijirca district, Peru: evidence of a long period of magmatic SO2 degassing during formation of epithermal Au–Ag and Cordilleran polymetallic ores. Mineralium Deposita, 43 (7) 777-789 doi:10.1007/s00126-008-0195-1 | Journal (article/letter/editorial) | | New 40Ar/39Ar alunite ages from the Colquijirca district, Peru: evidence of a long period of magmatic SO2...alunite crystals from the large Miocene Colquijirca district in central Peru. Combined with previously published...Bendezu@terre.unige.ch R. Bendezú Sociedad Minera El Brocal S. A. A., Lima, Peru L. Page Department of...systems, including Chuquicamata, El Teniente, Butte, La Escondida, and Cerro de Pasco (Ossandón et al. 2001;...carried out in the well-exposed Miocene Colquijirca district and includes infra-red (CO2) laser 40Ar/39Ar analysis |  | | Journal (article/letter/editorial) | | epithermal mineralization in the Colquijirca mining district, central Peru Received: 28 August 2002 / Accepted:...complex and are zoned outward from pyrite–enargite–quartz–alunite to pyrite– chalcopyrite–dickite–kaolinite...Cordilleran base metal ores in the northern part of the district (Smelter and Colquijirca) at 10.6–10.8 Ma. The...the two mineralization types in the Colquijirca district indicates they were formed by different hydrothermal...Switzerland Present address: R. Bendezú Sociedad Minera El Brocal S. A., Lima, Peru interval between the younger |  | | Journal (article/letter/editorial) | | Cu-Au ores in the Candelaria-Punta del Cobre district, Chile Received: 24 September 2002 / Accepted: 6...igneous rocks of the Candelaria-Punta del Cobre district. Residues of unaltered igneous rocks likely represent...lead of the ores in the CandelariaPunta del Cobre district has the same isotopic composition as the common...Leeds, LS2 9JT UK Keywords Atacama region Æ Candelaria-Punta del Cobre Æ Chile Æ Copiapó Æ Iron oxide Cu-Au...plutons of the Candelaria-Punta del Cobre district near Copiapó, Chile. The rocks in the area experienced hydrothermal |  | | Report (issue) | | for foreign countries, if a given name refers to a mine or deposit, a nearby location or administrative...names may be used to refer to a single deposit or mine. For large deposits or mineralized areas, a 3 single...Deposit/Site_Name, is meant to identify the area, deposit, district, mine, or occurrence to which the geologic, economic...duplicates, for some areas we report information for a district or area, as well as for specific deposits or mines...285, p. 77-83. Argentina National Mining Secretariat, 1994, Mining Investment in Argentina: Directory |  | | Journal (article/letter/editorial) | | Cu-Zn-Pb-(Au-Ag) Mineralization in the Colquijirca District, Central Peru: Deposit-Scale Mineralogical Patterns...Colquijirca, located in the northern sector of the district, are part of a continuously mineralized northsouth...Marcapunta diatreme-dome complex were replaced by quartz and pyrite. This was followed by the main ore stage...stage, which was largely superimposed on the quartz-pyrite replacements and produced zonation of ore...dickite, smectite, illite, sericite, quartz); (2) enargite ± (pyrite, quartz, bismuthinite, alunite, dickite |  | | Journal (article/letter/editorial) | | Cu-Zn-Pb-(Au-Ag) Mineralization in the Colquijirca District, Central Peru: Deposit-Scale Mineralogical Patterns...Colquijirca, located in the northern sector of the district, are part of a continuously mineralized northsouth...Marcapunta diatreme-dome complex were replaced by quartz and pyrite. This was followed by the main ore stage...stage, which was largely superimposed on the quartz-pyrite replacements and produced zonation of ore...dickite, smectite, illite, sericite, quartz); (2) enargite ± (pyrite, quartz, bismuthinite, alunite, dickite | | | Report (issue) | | for foreign countries, if a given name refers to a mine or deposit, a nearby location or administrative...may be used to 3 refer to a single deposit or mine. For large deposits or mineralized areas, a single...Deposit/Site_Name, is meant to identify the area, deposit, district, mine, or occurrence to which the geologic, economic...duplicates, for some areas we report information for a district or area, as well as for specific deposits or mines...locations represent the nearest town, rather than the mine or deposit, and locations taken from other references |  | | Journal (article/letter/editorial) | | Candelaria-Punta del Cobre Iron Oxide Copper-Gold District, Chile I. del Real,1,†,* J.F.H. Thompson,1 A. C. Simon...Matemáticas (FCFM), Universidad de Chile, Plaza Ercilla 803, Santiago 8320000, Chile 4Millennium Nucleus for...Matemáticas (FCFM), Universidad de Chile, Santiago 8320000, Chile Abstract Pyrite is ubiquitous in the...(IOCG) deposits of the Candelaria-Punta del Cobre district, documented from early to late stages of mineralization...signature of pyrite from the CandelariaPunta del Cobre district, and most IOCG deposits worldwide, remains poorly |  | | Journal (article/letter/editorial) | | geological models and creative human reasoning. As metal mining is an economic activity made possible by geological...preoccupation is also ubiquitous in geosciences and mining where it sometimes overlaps with classification...of numerical data. Organized and localized metal mining, as opposed to opportunity collecting of naturally...the highly selective mining soon progressed to shallow depth, resulting in a mine. The numbers of mines...mines and intensity of ACCEPTED MANUSCRIPT mining fluctuated with politics and economics of the day, increasing |  | | Journal (issue) | | Number 67 BRITISH GEOLOGICAL SURVEY Number 67 The El Oro metamorphic complex, Ecuador: geology and economic...rejerence Aspen,JA, Bonilla, W, and Duque, P. 1995. The El Oro metamorphic complex, Ecuador: geology and economic...General setting 5 Geology of Sub-province I 6 Tahuin semi-pelitic division 6 El Tigre unit 6 La Victoria unit...La Bocana unit 10 La Florida unit 13 Marcabeli and El Prado plutons 13 Age of La Bocana unit and Marcabelf...the Zanjon-Naranjo fault zone 19 Geology of Sub-province II 20 Palenque melange division 20 Raspas ophiolitic |  | | Journal (article/letter/editorial) | | Bulletin TRIASSIC TO TERTIARY STRATIGRAPHY NEAR CERRO DE PASCO, PERU WILLIAM F JENKS Geological Society...FEBRUARY 1951 TRIASSIC TO TERTIARY STRATIGRAPHY NEAR CERRO Downloaded from gsabulletin.gsapubs.org on November...PASCO, PERU* By WILLIAM F. JENKS ABSTRACT Near Cerro de Pasco, Peru, thrust faulting and close folding...in a narrow north-trending negative zone east of Cerro de Pasco, with rapidly diminishing thickness and...map and structure sections of the region around Cerro de Pasco 203 2. Eastern facies of Pucara group 208 |  | | Journal (article/letter/editorial) | | Epithermal Polymetallic Zn-Pb-Ag-Cu-Bi Mineralization at Cerro de Pasco, Peru* REGINA BAUMGARTNER†,** LLUÍS FONTBOTÉ...1015 Lausanne, Switzerland Abstract The large Cerro de Pasco Cordilleran base metal deposit in central...stages. The first stage consists of a large pyrite-quartz body replacing Lower Mesozoic Pucará carbonate...composed of pyrite with pyrrhotite inclusions, quartz, and black and red chalcedony (containing hypogene...contact with the pyrite-quartz body, the diatreme breccia is altered to pyrite-quartz-sericite-pyrite. This |  | | Book | | Spanish-English, English-Spanish glossary of gem, mineral and mining terms. BY PAUL WILLARD JOHNSON Price $2.00 r...Highway 15 El Antimonio District Cananea District ...... Arizpe District ........... Nacozari District ......... Moctezuma District ... Hermosillo District ... Alamos District ........ San Bernardo Area Alistos...Alistos District ........... Magdelena .................. Guadalajara ................ 15 15 16 16 16 17 17...SECTION 2 — Highway 45 Sabinal District ............... Los Lamentos District.... Placer de Guadalupe Puerto |  | | Report (volume) | | Lithology 3 Thickness and stratigraphic relations San Gregorio Formation 6 Distribution 6 Age 7 Structure 8...diatomite, and vitric tuff of the San Gregorio Formation 7 _, 6. San Gregorio Formation at Arroyo La Purisima...porcellaneous shale and white vitric tuff of the San Gregorio Formation 7 III 8. 9. 10. 11. 12. 13. 14....Outcrop of polymict andesite-tuff breccia in Arroyo San Pedro 11 Columnar flow overlying tabular sandstone...Bateque Formation. Late Oligocene strata of the San Gregorio Formation (formerly named the Monterey Formation) |  | | Book | | The endsheet maps are reprinted from The Mexican Mining Industry 1890-1950 by Marvin D. Bernstein, by permission... CONTENTS • Foreword lX Preface Xl Important Mining Districts 1 Discovery and Developments in Mexico...introduction contains an interesting summary of the mining history and the development of mineralogy. It also...The author discusses eight of the more important mining districts in Mexico, which produce fine mineral...geologists, mineralo- LX x I Foreword gists, and mining engineers, but also for mineral and gem collectors | | | Book | | The endsheet maps are reprinted from The Mexican Mining Industry 1890-1950 by Marvin D. Bernstein, by permission...is * CONTENTS Foreword Preface Important Mining Districts Discovery and Developments in México...introduction contains an interesting summary of the mining history and the development of mineralogy. It also...The author discusses eight of the more important mining districts in México, which produce fine mineral...geologists, mineralo- x / Foreword gists, and mining engineers, but also for mineral and gem collectors |  | Fulfaro, V. J., Saad, A. R., Perinotto, J. A. J., Etoherehere, M. L. C., Verolavsky, G. (1997) Paraná Basin: Mineral Resource Potentials in Brazil, Uruguay, and Paraguay. International Geology Review, 39 (8) 703-722 doi:10.1080/00206819709465297 | Journal (article/letter/editorial) | | site belongs to the socalled Western Gondwana Province. The lithostratigraphic column of the basin for...fluvial to nearshore sandstones in the middle (Cerro Jhú Forma tion), and clean, well-sorted sands at...the subsurface in an aulacogen named the Bajo de San Pedro, located in the east-central region of the...episode is represented in Uruguay by the San Gregório Formation (Cerro Largo Group) and in Paraguay by the...Fraile Muerto forma tions (Cerro Largo Group) and in Paraguay by the San Miguel Formation (Independencia |  | | Report (issue) | | Northeast of San Gregorio fault ............................................. . Southwest of San Gregorio fault.................. . Stratigraphy northeast of San Gregorio fault ........................... . Paleocene................................................ . San Lorenzo Formation .................................14 15 16 17 Page Stratigraphy northeast of San Gregorio Fault-Continued Middle Miocene sedimentary sequence.................. . Stratigraphy southwest of San Gregorio fault ........................... . Pigeon Point |  | | Journal (article/letter/editorial) | | Zonation at the Surface over the El Salvador Porphyry Copper Deposit, Chile YASUSHI WATANABE† Institute for...alteration minerals exposed at the surface of the El Salvador porphyry copper deposit. A total of 276...of a 300 × 500 m outcrop, 80 m thick, of massive quartz-alunite replacement of rhyolite. Pure mineral separates...hydrothermal minerals from surface alteration assemblages at El Salvador that can be applied to generate clear exploration...assemblages at the surface over the El Salvador porphyry copper orebody, Chile (Fig. 1). Our goal is to better |  | | Journal (article/letter/editorial) | | mafic intrusions related to the Paraná Magmatic Province, Uruguay a a Rossana Muzio , Fernando Scaglia...mafic intrusions related to the Paraná Magmatic Province, Uruguay, International Geology Review, 54:7,...mafic intrusions related to the Paraná Magmatic Province, Uruguay Rossana Muzio∗ , Fernando Scaglia and...southernmost occurrences within the Paraná Magmatic Province in Uruguay. We present field data, petrography...geochemistry; Paraná Province; Paraná Basin Introduction The Paraná Magmatic Province (PMP), located in |  | | Book | | AND TOLTEC SCENIC RAILROAD No. 12—THE Story OF MINING IN NEW MExico PECOSs, RATON— ROCKS, VALLEYS...MINERAL RESOURCES 1972 NEW MEXICO INSTITUTE OF MINING & TECHNOLOGY Laurence H. NEW MEXICO BUREAU ...Director, Bus./Pub. Office Rosert W. EVELETH, Senior Mining Engineer MiciaktJ. HArRis, Metallurgist JOHN W...Resources division of the New Mexico Institute of Mining and Technology. Professor Christiansen is a member...numerous personnel of the New Mexico Institute of Mining and Technology who aided in preparation of this |
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