| Groepper, H., Calvo, M., Crespo, H., Bisso, C. R., Cuadra, W. A, Dunkerley, P. M., Aguirre, E. (1991) The epithermal gold-silver deposit of Choquelimpie, northern Chile. Economic Geology, 86 (6) 1206-1221 doi:10.2113/gsecongeo.86.6.1206 | Journal (article/letter/editorial) | The EpithermalGold-SilverDeposit of Choquelimpie,Northern Chile H. GROPPER,M. CALVO, H. CRESPO, Sociedad... 2659, Atica, Chile C. R. BISSO, ShellChile S.A.C.L,Casilla4, Correo9, Santiago,Chile W. A. CUADRA...DUNKERLEY,* C(a. Minera Dayton de Chile Ltda., Balmaceda1691, La Serena,Chile AND E. AGUIRRE CodelcoChile...Teniente,DepartamentoGeologfa,Alto Col5n, Rancagua,Chile Abstract The Choquelimpiegold-silverdepositislocatedat...shareholdersare Shell Chile, Westfield Minera, and Citibank. The depositis locatednear the Arica bend of the | | | Journal (article/letter/editorial) | Recent history of the western Altiplano in northern Chile revealed by lacustrine sediments of the Lauca Basin...and major uplift during the past 5-6 Ma in this area. Introduction The Andes and Altiplano of South...Altiplano in northernmost Chile (Provincia Parinacota, I. Region). This area of the Andes is characterized...continental crust reaching its maximum just east of Arica (> 70 km; James 1971). We present a chronostratigraphy...- l a c u s t r i n e b a s i n s y s t e m in n o r t h e r n Chile/western Bolivia/southern Peru Lake | | | Journal (article/letter/editorial) | complete porphyry coppersystems. Examples from Chile, Argentina, and elsewhereare used to aid in the...al extensionsas great as 8 km. At Chuquicamata,Chile, a major high-anglefault may have cut the porphyry...porphyry systemis believedto be exposedat Los Loros, Chile. There a zone of molybdenum-rich and copper-poorpotassiumsilicate...alteration carrying abundantK-feldspar occupiesan area in the interior of a relatively large plutonof phaneriticgranite...erodedstratovolcanoes, as at Cerro Marquez in northern Chile. Such zones are interpreted as the columns of a | | | Journal (article/letter/editorial) | Vol. 86, 1991, pp. 1187-1205 Gold Metallogeny of Chile RICHARD an Introduction H. SILLITOE 27 WestHill...poorlymineralized. Paucityof golddepositsin the coastalzoneof Chile, concentration of highsulfidationand porphyry-typedepositsin...copper and silver enrichmentin northernand central Chile which took place during the Oligoceneand early Mioceneand...CHILEhasbeena modestgoldproducerfor the last central Chile (24o-37 ø S; Flores, 1942; Ruiz et al., fivecenturies...by-product of coppermining.The 18 principal tral Chile, commonlyat altitudescloseto or greater depositsincludedin | | | Report (chapter) | Manto-type copper deposits are best known from Chile and southern Peru. They consist o f stratiform concentrations...beds at Cerro de Mercado, Mexico, and El Laco, Chile. The map netite magma separated from its ca/c-alkaline...a bimodal basalt-rhyolite suite and in F i j i b y a basaltic suite o f ocean-island affinity. Nevertheless...advanced argUlic and argillic alteration, with clays, alunite, pyrophyllite, diaspore, etc., accompanied by widespread...northwest it impinges on the Sonoran Basin and Range province and in the southeast, south of the Trans-Mexico | | | Journal (article/letter/editorial) | central Chile; A.J. Wilson, writ. commun., 2009) and Mo (2.5 Mt: El Teniente, central Chile; Camus, 2003)...Grasberg-Ertsberg Ok Tedi Cerro de Pasco & Colquijirca Choquelimpie Esperanza Escondida & Chimborazo Panguna Cerro...and references therein). 72° 68° PERU 18° ARICA BOLIVIA Collahuasi Chuquicamata El Abra 22°...to global-scale anomalies for Cu (e.g., northern Chile-southern Peru, southwestern North America) or Au...belt and an intra-arc fault zone: the northern Chile part of the central Andean middle Eocene to early | | | Report (issue) | 1. 2. 3. 4. 5. Asbestos ore Lead ore, Balmat mine, N. Y. Chromite-chromium ore, Washington Zinc ore,...molybdenum ore, Colorado 11. Zinc ore, Edwards, N. Y. 12. Manganese nodules, ocean floor 13. Botryoidal...Carolina World Nonbauxite Aluminum Resources Alunite By ROBERT B. HALL GEOLOGY GEOLOGICAL AND RESOURCES...domestic and foreign alunite resources including discussion of possible use of alunite as a nonbauxite ore... Robert B World nonbauxite aluminum resources alunite. (Geology and resources of aluminum) (Geological | | Volkov, A. V., Savva, N. E., Sidorov, A. A., Kolova, E. E., Chizhova, I. A., Alekseev, V. Yu. (2015) The Agan epithermal gold-silver deposit and prospects for the discovery of high-sulfidation mineralization in northeast Russia. Geology of Ore Deposits, 57 (1) 21-41 doi:10.1134/s1075701515010067 | Journal (article/letter/editorial) | Agan deposit is distinguished as the most promising area for the discovery of highsulfidation (HS) epithermal...epithermal depos its. It was found that quartz–alunite metasomatites in the ore field are characterized...mineralization developed in siliceous and quartz–alunite litho caps, which are formed above degassing intrusions...acid–solfataric alteration products rep resented by alunite–kaolinite, zeolite–kaolinite, and hydromica–kaolinite...recently (1997) explored within a secondary quartzite area Corresponding author: A.V. Volkov. Email: alexandr@igem | | | Book (edition) | Igneous Rocks from the Five Tectonic Settings Roman Province (Italy): Example from a Continental Arc Setting...Catamarca Province, Argentina . Bingham Copper Deposit, Utah, USA . EI Indio Gold Deposit, Chile . Twin...Lamprophyres . Shoshonitic Lamprophyres from the Superior Province, Canada (Archaean) Introduction Nature of Mesothermal...Implications for Mineral Exploration Introduction Area Selection . Composition of Host Rocks Tectonic Setting...Characteristics Andacollo, Chile . Bajo de la Alumbrera, Catamarca Province, Argentina. Bingham, Utah | | Arribas, Antonio, Cunningham, Charles G., Rytuba, James J., Rye, Robert O., Kelly, William C., Podwysocki, Melvin H., McKee, Edwin H., Tosdal, Richard M. (1995) Geology, geochronology, fluid inclusions, and isotope geochemistry of the Rodalquilar gold alunite deposit, Spain. Economic Geology, 90 (4) 795-822 doi:10.2113/gsecongeo.90.4.795 | Journal (article/letter/editorial) | m andoccurs undertheadvanced argillic (stagei alunite,diaspore, zunyite,pyrophyllite) andsilicic(vuggy...andspatially relatedtotheAudeposits. K/Ardatingof stagei alunite andhydrothermal illitcindicates anageof mineralization...isotoperatiosof hypogene alteration minerals (alunite,kaolinitc, sericite, andhydrothermal quartz)indicate...duringacidic alteration was•5. The634S values of stage1 alunite (22.3-31.0%o) andpyrite(0.3-8.0%0) in theadvanced...the stable isoto e systematics of sta • ' P ge 2 alunite (•534S = 4.1-10.4%o; A SOso4_on = largeandnegative) | | | Book | . . . 4.1 4.1.1 4.1.2 4.1.3 4.1.4 4.2 Roman Province ~taly): Example from a Continental Arc Setting...de la Alumbrera Copper-Gold Deposit, Catamarca Province, Argentina . . . . . . . . . . . . . . . . . Bingham...Utah, USA . . . . . . . . . El Indio Gold Deposit, Chile . . . . . . . . . . . . Twin Buttes Copper Deposit.... . . . . . . . . . . . . . Regional G e o l o g y . . . . . . . . . . . . . . . Nature o f Mesothermal... . Shoshonitic Lamprophyres from the Superior Province, Canada (Archaean) . . . . . . . . . . . . . | | | Book (edition) | . . . . . . . . . . . . . . . . . . 4.1 Roman Province (Italy): Example from a Continental Arc Setting...de La Alumbrera Copper-Gold Deposit, Catamarca Province, Argentina . . 6.4.2 Bingham Copper-Molybdenum.... . . . . . . . . 6.4.3 El Indio Gold Deposit, Chile . . . . . . . . . . 6.4.4 Cripple Creek Gold Deposit...8.5 Shoshonitic Lamprophyres from the Superior Province, Canada (Archean) . . . . . . . . . . . . . ....LREE mg# High-field-strength elements (e.g. Ti, Y, Zr, Nb, Hf, Ta). These elements are characterized | | | Book (edition) | Exploration Team—Target Generation QPX Chile Las Condes, Santiago Chile David I. Groves Department of Geology...new data and references from Argentina, Canada, Chile, China, Iran and the USA, including new maps and...Billiton in Perth, Singapore and Santiago, and QPX Chile in Santiago for encouraging the completion and revision...Zhiming Yang, Andi Zhang and Lin Zhang. Santiago, Chile Perth, Australia Daniel Müller David I. Groves.... . . . . . . . . . . . . . . . . . 4.1 Roman Province (Italy): Example from a Continental Arc Setting | | | 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 | | | Book (volume) | U S H IN G PORTER G eo C o n su lta n cy pt y ltd ABN 15 075 541 632 Trading as: PGC PUBLISHING...existence o f a new unconformity-vein style uranium province in the Proterozoic of the Great Sandy Desert....G eneration o f G ian t C alc-A lkaline P o rp h y ry C u D eposits Jeremy P. Richards.................Selected C hilean, Indonesian an d Iran ian P o rp h y ry C u-M o-A u D eposits Brent LA. Mclnnes, Noreen...d M ineralisation of th e A lu m b re ra P o rp h y ry C opper-G old Deposit, N orth w estern A rgentina | | | Report (issue) | Investigations (CIMRI). Tucson is also an excellent staging area for field trips, another innovation of this year's...Mexico; the Bureau of Land Management Roswell Resource Area, New Mexico; the Kaibab National Forest, Arizona;...Arizona; and the East Mojave National Scenic Area, California. Summitville, Colorado, has been the focus of...cyanide and toxic metals released from the Summitville mine on downstream water supplies and crops. The distribution...framework and ore genesis from Bolivia, Brazil, Chile, Mexico, Peru, and the Venezuelan Andes. Our cosponsors | | | Book | Dr. ESTEBAN CEDILW Facultad de Minas, Metalurgia y Geologia, Universidad de Guanajuato Ex-Hacienda de...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 . . . . . | | | Report (issue) | ............................ 139 X MAGMATICALL Y GENERATEDSALINEBRINESRELATEDTO MOLYBDENUMAT QUESTA...surroundingarea,showingthedistributionof hybrid ,-.Y alllllllic pbaesof the inlrusion.ModifiedfromNorthcote(...interactwith or contribute to large-scalehydrothennal y terns. Ourenergy calculationsalso indicatethat the...part, why many of the larpll porphyrydeposits in Chile areassociatedwilb6e least contaminatodmagmas(Sillitoe... 187230. C.W.& JAHNS,R.H. (1962):A method AL-IA Y. & CAIMlaL\EL,LS.E. (1967): A BURNHAM, __ .. __ . | | | Conference Proceedings (Volume) | Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations started...integration for interpretive bedrock mapping in the Giyani area (South Africa) .. ...............................Emmanuel John M. Carranza, Martiya Sadeghi & Alazar Y. Billay Modelling target maps of future gold occurrences...... 494 Cornel E.J. de Ronde Alteration in the area of the Kristineberg VHMS deposit, Skellefte district...and exploration for VHMS deposits, Kristineberg area, Skellefte District, Sweden ................... | | | Book (volume) | Miocene and Pliocene Cu-M o Deposits in C entral Chile: Role of Ridge Subduction, Decreased Subduction...The Escondida Porphyry Copper Deposit, N orthern Chile: Discovery, Setting, Geology, Hypogene Mineralisation...Cu-Mo-Ag Deposits in the Collahuasi District,N orthern Chile Glertton J. Masterman, David R. Cooke and Richard...existence o f a new uncon formity-vein style uranium province in the Proterozoic o f the Great Sandy Desert...the largest deposits in any established porphyry province. For a discussion of the accepted terminology | | | Book | Adtes ae EGG i © : ans eet ~ one aad oeNiCer y Vnlampaey Raga ft) ae 77 Aw oe | adi st edd...447 467 491 Company Index 503 Tables: World Mine Production of Gold, Silver and Base Metals 5A2...Mining OFFICES: 5011 Meadowood Way Paradise Peak Mine Suite 300 (100% FMC Gold) * Sales Reno, Nevada...Elko, Nevada (303) 292-7500 Royal Mountain King Mine (100% FMC Gold) Copperopolis, California Beartrack...help modernise that country's mining industry. Chile was a significant recruit to democracy in the past |
|