| | 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 | | 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...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...that they contain inclusions. These include woodhouseite (CaAl3(PO4)(SO4)(OH)6), quartz, and rutile that | | Ossandon C., G., Freraut C., R., Gustafson, L. B., Lindsay, D. D., Zentilli, M. (2001) Geology of the Chuquicamata Mine: A Progress Report. Economic Geology, 96 (2) 249-270 doi:10.2113/gsecongeo.96.2.249 | Journal (article/letter/editorial) | of the Chuquicamata Mine: A Progress Report GUILLERMO OSSANDÓN C., CODELCO-Chile, Gerencia Exploraciones...Santiago, Chile ROBERTO FRÉRAUT C., CODELCO-Chile, Superintendencia Geología, Chuquicamata, Chile LEWIS... DARRYL D. LINDSAY, SRK Consultores, Santiago, Chile AND MARCOS ZENTILLI Department of Earth Sciences...Canada B3H 3J5 Abstract Chuquicamata, in northern Chile, is the world’s greatest copper orebody. It was...about the 2,800-m elevation in the Atacama Desert of northern Chile, some 240 km northeast of Antofagasta | | 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) | Ligarda 2004). The historical Zn–Pb–(Ag) Colquijirca mine is located further to the north and has been an...that it is devoid of pseudocubic cores of the woodhouseite–svanvergite end-member. b Photograph of an outcrop...homogeneous, and no pseudocubic cores of the woodhouseite– svanvergite end-member were observed in thin...Mineralization in the Indio Muerto District, El Salvador, Chile. Econ Geol 96:325–350 Heather K, Leach T, Clark...Staff of the Compañía Minera El Indio, Barrick Chile Ltda (2003) Geology of the El Indio Au– Cu–Ag deposit: | | | Journal (article/letter/editorial) | Surface over the El Salvador Porphyry Copper Deposit, Chile YASUSHI WATANABE† Institute for Geo-Resources and...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...STABLE ISOTOPE ZONATION AT EL SALVADOR DEPOSIT, CHILE provided an understanding of the genesis of the | | | 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) | 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 | | | Journal (article/letter/editorial) | Colorado Porphyry Copper Deposit, I Región, Northern Chile FARHAD BOUZARI† AND ALAN H. CLARK Department of...the initiation of the Incaic orogeny in northern Chile. An age of 35.26 ± 0.68 (2σ) Ma for alunite associated...Evidence from Cerro Colorado and elsewhere in northern Chile (e.g., Spence and Angelina) confirms that Paleocene...Cenozoic supergene metallogenic epoch in northern Chile, ca. 20 or even 30 m.y. in duration, which attained...Cenozoic copper deposits and prospects in northern Chile and southern Peru cited in the text. The easterly | | | Journal (article/letter/editorial) | pegmatite, Brazil, is situated in the Borborema Province (Farias and Rodrigues da Silva, 1986; Wegner et...Mozambique the Alto Ligonha District (Zambezia Province) is synonymous with one of the largest pegmatite...out is called saprolite. Examples from the Weiss Mine, Germany, show this transition. There are types...two 3-D views, one from the Hagendorf-Pleystein Province typical of alluvial, fluvial and colluvial accumulations...Regional till samples taken in the Kaustinen Li province, western Finland, were analyzed and four new spodumene | | | 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 | | | 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 | | Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York. | Book (volume) | unstable and AgCl exsolves on standing.^^ Tarapacd, Chile, associated with Sylvite 7 Ref. 1. 015 Goldschmidt...various sulfates in the nitrate deposits of Tarapaca, Chile, and similarly in Peru. In the United States sylvite...England. Found in large amounts at many places in Chile, as at Caracoles in Antofagasta, the Huantajaya...district in Tarapaca, and especially Chanarcillo in Atacama; bromian varieties are found at many of the localities...Silver City district, Owyhee County, Idaho, Poorman mine, where masses weighing many pounds were especially | | | 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 | | | Journal (article/letter/editorial) | Willemseite Witherite Wodginite Wollastonite Woodhouseite Woodruffite Wulfenite Wurtzite Xanthochroite...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) | Willemseite Witherite Wodginite Wollastonite Woodhouseite Woodruffite Wulfenite Wurtzite Xanthochroite...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 | | | 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) | 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 | | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | British Columbia NF Labrador (part of Newfoundland Province) MB Manitoba NB New Brunswick NF Newfoundland...Spotsylvania Co., and Partridge mine, Orange Co., VA, and at Dahlonega, GA; Homestake mine, Lawrence Co., SD; Silver...Lake Co., Breckenridge(*), Summit Co., Ground Hog mine(*), Gilman Co., Silverton and Telluride, San Juan...Ledge mine, Nevada Co., Jamestown, Tuolumne Co., Colorado quartz mine, Mariposa Co., Bonanza mine, Trinity...Nelson, Westland, Otago, and Southland. Emperor mine, Vatukuola, Fiji. Mt. Kare, Papua New Guinea. In | | | Report (volume) | and 1970s were decades of mineral exploration and mine development unprecedented in the northwestern Cordillera...the 30 years since the opening of the Bethlehem mine in late 1962, porphyry mines in British Columbia...for survival of the Bell mine in fascinating detail. The paper on the Brenda mine presents insights into... Endako has been the major molybdenum producing mine in British Columbia, operating since 1965. Other...mineral exploration history. Twenty years on, the province is experiencing a similar downturn in exploration | | | Book | to gold tellurides (Transylvania; Colorado; Waihi mine in New Zealand; and Japan). As a rule the lower...sulphides and the 'iron hat' of the famous Rio Tinto mine, Spain. The most important gold deposit in the world...either in paragenesis with argentite (Kongsberg mine, Norway) or associated with various silver minerals...+Fe = FeS0 4 +Cu The last reaction often occurs in mine workings, where iron drill bits are soon covered...reduced from copper-bearing solutions mixed with the mine waters. The reduction of cupric sulphate solutions |
|