 | | Journal (article/letter/editorial) | | Cu-AuandAu-AgMineralization in the PotrerillosDistrict, Chile TIMOTHYM. MARSH, • AMT (USA), Inc., 7400 North Oracle... 4øARfløAR GEOCHRONOLOGYOF CUAU& AUAGDEPOSITS,POTRERILLOS,CHILE 785 hypotheses: (1) the Cobreporphyry copperdeposit...igneous andhydrothermal minerals relatedto / .?-Potrerillos District copperand goldmineralization in sevendistinctintrusive...Location mapof thePotrerillos districtin northern Chile,show- hydrothermally alteredareasin thePotrerillos...dikes and flows Niemeyer, I 1993,unpub] I I ; Mine Fault, barbs on upper plate • Steep reverse fault |  | | Journal (article/letter/editorial) | | Processes in the El Indio-Pascua Au-Ag-Cu Belt, Chile and Argentina THOMAS BISSIG,* ALAN H. CLARK,† JAMES...the enormous erosion surfaces of the Atacama desert of northern Chile and southern Peru, are considered...on supergene processes in the Andes of northern Chile and southern Peru has long been recognized (e.g...Indio-Pascua gold-silver-copper belt which straddles the Chile-Argentina frontier along the tectonic and physiographic...formed the geochronologic 971 972 BISSIG ET AL. Chile Antofagasta PE R U -C Puna Tucumán La Coipa |  | Bissig, Thomas, Lee, James K. W., Clark, Alan H., Heather, Kevin B. (2001) The Cenozoic History of Volcanism and Hydrothermal Alteration in the Central Andean Flat-Slab Region: New 40Ar-39Ar Constraints from the El Indio–Pascua Au (-Ag, Cu) Belt, 29°20′–30°30′ S. International Geology Review, 43 (4) 312-340 doi:10.1080/00206810109465016 | Journal (article/letter/editorial) | | Canada b Barrick Chile Ltda. , Barrio Industrial Late 58, Alto Penuelas, Coquimbo, Chile Published online:...HEATHER Barrick Chile Ltda., Barrio Industrial Late 58, Alto Peñuelas, Coquimbo, Chile Abstract Ninety-three...from carefully documented outcrops or underground mine exposures on the Chilean and Argentinian flanks...29° and 30°30' S, north and south of the El Indio mine. Additional ore bodies, all of epithermal type,...information is largely from Martin et al. (1995) for Chile; no comprehensive regional map at an appropriate |  | | Journal (article/letter/editorial) | | in others (e. g., Ely, Nevada and El Salvador, Chile) they are only incipient or even barren. Irrespective...8–16 km south of the world famous Cerro de Pasco mine (Fig. 1). It contains one of the largest concentrations...Mixtures of quartz–alunite– dickite–kaolinite± (zunyite, pyrophyllite, illite) occur within or immediately...pyrite–enargite–quartz–alunite± (luzonite, colusite, zunyite, barite; zone I) to the following main zones: ...consist predominately of quartz–alunite with minor zunyite, pyrite, and oxides such as goethite and hematite |  | 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) | | Enargite-pyrite-quartz-alunite±(luzonite, colusite, zunyite barite) COLQUIJIRCA A Eocene Pocobamba Formation...Ligarda 2004). The historical Zn–Pb–(Ag) Colquijirca mine is located further to the north and has been an...though in some cases, pyrophyllite, diaspore, and zunyite are locally important (Bendezú 2007). Samples PBR-336...abundant alunite and quartz, along with minor zunyite (Fig. 3). Alunite is fine-grained (<500 μm; Appendix...together with silica (mainly quartz), enargite, zunyite ± dickite. The dated alunite is intimately intergrown |  | | Report (issue) | | Mountain (British Columbia, Canada) and El Teniente (Chile) porphyry copper deposits.........................deposits include El Teniente and El Salvador in Chile, Bajo de la Alumbrera in Argentina, Grasberg in...regional faults such as near deposits in northern Chile (Behn and others, 2001; Gow and Walshe, 2005), central...much as about 100°C for samples from El Teniente, Chile. When binned in 10°C intervals, the median reported...several intrusive stages related to the El Salvador, Chile, porphyry copper deposit, described fluids associated |  | | Journal (article/letter/editorial) | | Surface over the El Salvador Porphyry Copper Deposit, Chile YASUSHI WATANABE† Institute for Geo-Resources and...alunite-(± aluminum phosphate-sulfate minerals)diaspore-zunyite-pyrophyllite-dickite, with residual muscovite....surface over the El Salvador porphyry copper orebody, Chile (Fig. 1). Our goal is to better understand the zonation...Gulch-Copper Hill 21,000N El Salvador (42) Potrerillos (36) Copiapo Indio Muerto 19,000N 7,000W ...other porphyry deposits (ages in Ma) in northern Chile (modified from Clark et al., 1998), with a simplified |  | | Journal (article/letter/editorial) | | central Chile; A.J. Wilson, writ. commun., 2009) and Mo (2.5 Mt: El Teniente, central Chile; Camus, 2003)...River dist.(Nena) Wafi-Golpu Gaby El Salvador Potrerillos Marte & Caspiche Taca Taca Bajo Bajo de la Alumbrera...to global-scale anomalies for Cu (e.g., northern Chile-southern Peru, southwestern North America) or Au...Escondida C HI B AR C A 26° El Salvador Potrerillos COPIAPÓ ARGENTINA LA SERENA 30° Lineament...belt and an intra-arc fault zone: the northern Chile part of the central Andean middle Eocene to early |  | Baumgartner, R., Fontbote, L., Spikings, R., Ovtcharova, M., Schaltegger, U., Schneider, J., Page, L., Gutjahr, M. (2009) Bracketing the Age of Magmatic-Hydrothermal Activity at the Cerro de Pasco Epithermal Polymetallic Deposit, Central Peru: A U-Pb and 40Ar/39Ar Study. Economic Geology, 104 (4) 479-504 doi:10.2113/gsecongeo.104.4.479 | Journal (article/letter/editorial) | | D’ Cerro de Pasco N-8820000 (10°40' S) A A’ Chile Bolivia Yanamate MINERALIZATION TYPE Cu-Zn-Pb-(Ag-Au-Bi)...Noble (1977) report the presence in the underground mine of albitized quartz monzonite porphyry dikes which...sedimentary rocks and diatreme breccia contain alunite, zunyite (Al13Si5O20(OH,F)18Cl), and quartz, typical of...monzonite sample which was collected in the underground mine (level 1400, gallery 1484-E). Analyzed zircons are...quartz monzonite porphyry dike from the underground mine (CPR 609). F) Zircon from a porphyric dacite from |  | | Journal (article/letter/editorial) | | Marsh et al. (1997) showed for the Potrerillos district (Chile) that hydrothermal activity in porphyry-related...with vuggy quartz, alunite, kaolinite/dickite and zunyite; diaspore and pyrophyllite are common. High-sulphidation...alteration. Coherent andesite taken from the Chelopech mine (Figs. 2 and 6a) gives an emplacement age of 91...volcanic and subvolcanic rocks outside of the Chelopech mine and the ages range from 92.22 to 91.3 Ma (Fig. 6a)...super-giant Chuquicamata copper deposit of northern Chile by ELA-ICP-MS and SHRIMP. Geology 29, 383 – 386 |  | Vikre, P. G., Graybeal, F. T., Fleck, R. J., Barton, M. D., Seedorff, E. (2014) Succession of Laramide Magmatic and Magmatic-Hydrothermal Events in the Patagonia Mountains, Santa Cruz County, Arizona. Economic Geology, 109 (6) 1667-1704 doi:10.2113/econgeo.109.6.1667 | Journal (article/letter/editorial) | | deposits in Paleozoic carbonate rocks at the Flux mine (~71 Ma). An event at 65 to 62 Ma is marked by emplacement...a Cu-Mo breccia deposit at Red Hill (Four Metals mine), both of which formed in large-volume quartz monzonite...porphyry Cu province (e.g., Titley, 1982; Leveille and Stegen, 2012), and segments of the province contain...World’s Fair Trench Hermosa Hardshell mine and resource Three R mine and resource European Ventura Thunder... supergene enriched Mine/resource Deposit type Table 1. Significant Mine Production and Inventories |  | | Book | | Radomiro Tomic Porphyry Copper Deposit, Northern Chile. Patricio Cuadra and Francisco Cam us.............Agua Rica Porphyry Cu-Mo-Au Deposit，Catamarca Province, Northwestern Argentina. Part 1 : Exploration...Rosario Copper Porphyry Deposits, CoUahuasi District Chile. Claudio Bisso B, Manuel Durdn andAquiles Gonzales...a deposit, but rather the engineering ability to mine on a large scale at low cost, and simultaneously...all within the US "South west" and in northern Chile and neighbouring southern Peru. With the exception |  | | Book (volume) | | existence o f a new unconformity-vein style uranium province in the Proterozoic of the Great Sandy Desert....the largest deposits in any established porphyry province. For a discussion of the accepted terminology...localised in the U.S. “South-west”， and in northern Chile and southern Peru，and were Cu-Mo orebodies (Gilmour...Cook and Porter;all in this publication) and in Chile, Argentina and Peru in South America (see Camus;...Chuquicamata, El Abra, La Escondida and El Teniente in Chile, Cerro Colorado in Panama, Grasberg in Indonesia |  | | 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 (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...expressed in abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture)...canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country names are...the revolution in 1997. Its mineral rich Katanga province was renamed Shaba by Mobutu, and is now the Katanga...Katanga administrative region again. The former Kivu province is now divided to three regions: INTRODUCTION |  | | Report (issue) | | More. Also, 877 ft of strata were examined in a mine drift. Inquiries : The number of inquiries has now...Stru cture and mineralization at Roskrow United Mine, Ponsanooth, Cornwall. IV. Radian anglesite from...Uranium-bearing strontianite. 4. Radian psilomelane from Nkana Mine, Zambia . 5. Beryl from Knoydart, Inverness-shire...chrysotile from Rhodesia and cassiterite from Hemerdon Mine, Dev on. ADA:rv1 s, P. J., EsQ,., PH.D., F.G.S....Reed Dolomite, late Pre-Cambrian, near Molly Gibson Mine, Blanco Mountain Quadrangle, California, U .S.A |  | | Report (volume) | | based on considerations that extend far beyond the mine itself, in some instances relating to the overall...subject, as in a scale model of the workings of a mine, to a unifying concept that explains or describes...government believed might someday be economic ta mine. Stratiform deposits of large areal extent, such...EXAMPLES High Plateau, Del Norte Cty, USCA Coto Mine, Luzon, PLPN (Wells and others, 1946) (LeBlanc...DEPOSITS Name Ace of Spades Adobe Canyon Gp. Ajax Alice Mine Allan (Johnson) Alta Hill Althouse Alyce and Blue |  | | Book | | affects its present characteristics as a minera1 province, because of the exposure of the various depth...Teniente K\ ^ΐ&^" 4km tourmaline f breccia pipes Chile Fig. 27-4. + + + Porphyry Cu and Mo deposits...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...and contains the principal Soviet porphyry Cu-Mo province estimated to represent some 15 Mt Cu and 200 Tt |  | | Book | | affects its present characteristics as a mineral province, because of the exposure of the various depth...sills), if they are exposed in outcrop or in the mine workings at all. The Climax Mo complex is the best...known (e.g. the Montana Tunnels deposit, Obelisk Mine). The former locality contains disseminated pyrite...and contains the principal Soviet porphyry Cu-Mo province estimated to represent some 15 Mt Cu and 200 Tt...and Au mineralization this is a distinct Sn(W) province. 1026 Fig. 28-9. Kounrad "porphyry" Cu-Mo deposit |  | | Book (edition) | | Vesuvius, Italy (12, column 2) and SEMSEYITE, Julcani mine, Huancavelica, Peru (#3, column 2). Color, page...coating fractures in sandstone at the Fuernrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely... Silver Plun1e district, and at the Little Emma mine, Clear Creek County; at the Enterprise n1ine, Dolores...Juab County, and with austinite at the Gold Hill mine, Tooele County, Utal1; in Inyo, San Bernardino,...Simon mine, Mineral AENIGMATITE County , Nevada. Magnificent specimens occur at the Ojuela mine, Mapimi |  | | Book (edition) | | Symposium of Andean and Antartic volcanogenic problems. Chile. (4)- Angelelli, V., Brodtkorb, M.K. de, Gordillo...inferior: mina Aguilar, Argentina. Revista Geológica de Chile, 21 (1): 71-90. SELENIO (SELENIUM) Se Nombre:...1993. New data on the mineralogy of the Upulungus mine, La Mejicana District, Sierra de Famatina, Argentina...1857 por la localidad, mina Algodones, Coquimbo, Chile. Datos cristalográficos: hexagonal, 6/m 2/m 2/m...Argentina (31°11´S/64°33´W). Revista Geológica de Chile, 33 (1): 141-159. ANGELAITA (ANGELAITE) Cu2AgPbBiS4 |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©...ye ty a ara id (ean ® “1 le hI AAP : oo A Mine seh Ranier “i i : lever vei ekealps ; cet ...coating fractures in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely | | | Book (edition) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...coating fractures in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely...district, and at the Little Emma mine, Clear Creek County; at the Enterprise mine, Dolores County; at the Double...Norway; Germany; Tsumeb; Namibia; Chaiiarcillo, Chile; and Broken Hill, New South Wales, Australia. It |  | | Journal (article/letter/editorial) | | Zinnwaldite Zircon Zoisite (ortho/clinozoiste) Zunyite Bi2Te2S (Cu,Fe)12Sb4S13 Na2(SO4) NaCa2Al5Si5O20·6(H2O)...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized...According to the Raw Materials Group (Sweden), the world mine production in 2005 stood at 19.3 m t metal content | | | Journal (article/letter/editorial) | | Zinnwaldite Zircon Zoisite (ortho/clinozoiste) Zunyite Bi2Te2S (Cu,Fe)12Sb4S13 Na2(SO4) NaCa2Al5Si5O20·6(H2O)...hanging wall. During a subsequent mining period, the mine was re-opened to recover sideritic parts of the...you look for a mine look near a mine”. This includes the imperative “if you look for a mine look for smelting...also for the chrome diopside found at Outukumpu mine, a mineral that is first and foremost recognized...According to the Raw Materials Group (Sweden), the world mine production in 2005 stood at 19.3 m t metal content |
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