 | | Journal (article/letter/editorial) | | Vol. 86, 1991, pp. 1187-1205 Gold Metallogeny of Chile RICHARD an Introduction H. SILLITOE 27 WestHill...sare locatedaboveand low sulfidation(adularia-sericite)epithermaland contactmetasomaticdepositsaroun...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 |  | | Journal (article/letter/editorial) | | ileLtda., AvenidaPedrode Valdivia295, Santiago,Chile AND RICHARD H. SILLITOE 27 WestHill Park,HighgateVillage...and 28 ø S in the Andean Cordillera of northern Chile. After 10 yearsof exploration,three preciousmetal...silicatealterationis overprintedandcommonlyobliteratedby sericite-clay-chlorite assemblagesof intermediateargillic...alteration,whichcarriesbarite, nativesulfur,enargite,andat La Pepa,high-grade,vein-type goldmineralizationof highsulfidation...38-2353.00 1238 Au PORPHYRY,MARICUNGA BELT, CHILE 1239 and west of Marte which compriseadvancedargillic |  | Sillitoe, Richard H., Devine, Fionnuala A.M., Sanguinetti, Martin I., Friedman, Richard M. (2019) Geology of the Josemaría Porphyry Copper-Gold Deposit, Argentina: Formation, Exhumation, and Burial in Two Million Years. Economic Geology, 114 (3) 407-426 doi:10.5382/econgeo.4645 | Journal (article/letter/editorial) | | located in the Frontal Cordillera of San Juan Province, Argentina, near the present-day northern limit...quartz-pyrophyllite) and underlying sericitic to deeper chlorite-sericite and minor remnant potassic. All the alteration...Cordillera of San Juan Province, Argentina, ~8 km east of the border with Chile (lat 28°26'S, long 69°32'W)...Josemaría deposit was discovered in 2004 by Desarrollo de Prospectos Mineros S.A. (Deprominsa), the Argentinian...70° 68°W 69°40’ o PERU S BOLIVIA er u - Chile Tambo Alturas ch Los Azules El Altar - Piuquenes |  | | Journal (article/letter/editorial) | | mineralization in the Atacama segment of the South American Andes, northern Chile (26°15'-27°25'S) Received:...magmatism and the rich ore deposits of northern Chile have been the focus of numerous studies. Significant...feature of the geology of this part of northern Chile is the existence of n o r t h - south to north-east-...alteration and cama segment - Andes - northern Chile mineralization (Baker and Guilbert, 1987; Colley...Introduction (Fig. 1): (1) along the Atacama Fault System; (2) along the Inca de Oro Belt; (3) along the West |  | | Journal (article/letter/editorial) | | Geochronologyof the Maricunga Gold-Silver Belt, Northern Chile RICHARD H. SILLITOE, 27 WestHill Park, HighgateVillage...ileLtda., AvenidaPedrode Valdivia295, Santiago,Chile Abstract The Maricungametallogenicbelt in northernChile...principalmineralizedcentersin the belt, includingthe La Coipa,La Pepa,Marte, andLobodeposits, weredatedradiometrically...Reand 28 ø S in the Andean Cordillera of northern Chile at Aldebaran,gold-silverat (Fig. 1) at altitudesrangingfromabout4...Kay et al. (1988) between La Coipasilver-gold(Oviedoet al., 1991) andthe La latitudes 28 ø S and 33 ø |  | | Journal (article/letter/editorial) | | Low-sulfidation Epithermal Gold Deposits of Chile Shoji KOJIMA* Abstract: In Chile the principal gold deposits of...epithermal gold deposits in continental arcs such as Chile, is an important subject not only for gold metallogeny...the South American Continent. 1. Introduction Chile has been a world-class gold producer, in addition...(or adularia-sericite type). These two styles of epithermal mineralization occur in Chile, particularly...eastern Precordillera. Additionally, in central Chile, major porphyry copper deposits (late Miocene-Pliocene) |  | | Journal (article/letter/editorial) | | dredmetersof the 12 majorporphyrycopperdeposits in Chile was substantiated furtherby Alpersand Brimhall ...supergene alunitefromthe Eseondida porphyry copper province. Indeed,perhaps onlytwoof thesemajordepositsdeposit(Fig...Salvador(Gustafsonand Hunt, 1975) in northern Chile Chile,duringthe late Oligocene to earlyMioceneinterval...0361-0128/96/1809/164-1655.00 164 CHILEAN Cu PROVINCE: OXIDATION & ENRICHMENT in controlling anyagedifferences...ANGELINA 3' ½'*• I ß CHILE ?5 ø ,,,,)ARGENTINA ) 43.31 23 SanMiguel de Tucum•n (CERRO CAMPANA)I:::•C |  | | Journal (article/letter/editorial) | | Magmatic Evolution of the Maricunga Mineral Belt in Chile a b c Suzanne Mahlburg Kay , Constantino Mpodozis...Servicio Nacional de Geologia y Mineria, Avenida Santa Maria 0104, Santiago, Chile c Department of Geological...Servicio Nacional de Geologia y Mineria, Avenida Santa Maria 0104, Santiago, Chile Version of record...Magmatic Evolution of the Maricunga Mineral Belt in Chile, International Geology Review, 36:12, 1079-1112...Magmatic Evolution of the Maricunga Mineral Belt in Chile SUZANNE MAHLBURG KAY, Department of Geological Sciences |  | | Journal (article/letter/editorial) | | Deposits,Chile JOHN DAVIDSON Minera ComincoResourcesChile, Ltda., Los Leones234, Santiago,Chile AND CONSTANTINO...Minerfa, Casilla 10465, Santiago,Chile Abstract Epithermal gold depositsin Chile are Cretaceousto Cenozoicin...hydrothermalalterationzones were formed in central Chile. Paleocene-Eocene volcanicrocksconstitutea large....g., Faride, San Crist6bal,Guanaco,andCachinalde la Sierra).In the late Eocene-earlyOligocene,volcanism...DepositssuchasEl IndioTambo,Nevada,La Pepa,Lobo, Marte, andLa Coipa are hostedby Oligocene-Miocenevolcanics |  | | Journal (article/letter/editorial) | | RICHARD C. LORSO• MineraFMCLtda.,La Capitanfa163,LasCondes, Santiago, Chile Abstract The ParadisePeakgold-silver-mercury...similarporphyrygolddepositsin the Maricunga belt, northern Chile. An episodeof detachmentfaultingaffectedthe Pa...'"' '"•-. '" •...•......'......'•..5.., '"'. ":" PROVINCE •' "q'""""'"'""'"'•..".......'_..'•.'.•:.•':....against,a thick se- in the Paradise Peak district. Sericite, from altered quence of late Oligocene and Miocene...reliablebecause the smallerlozenge-shaped rock massesin the de- 2). The determination reasonable agesobtainedusing |  | | Journal (article/letter/editorial) | | Porphyry-Epithermal Transition: Maricunga Belt, Northern Chile JOHN L. MUNTEAN†,* AND MARCO T. EINAUDI Department...Refugio, Aldebarán, and La Pepa districts in the Maricunga belt of northern Chile contain advanced argillic...hypogene copper. D-veins are pyrite veins with quartz-sericite-pyrite halos. They are widespread and crosscut...elevations, barite. Of the three districts studied only La Pepa has mineable quartz-alunite ledges, which contain...Pancho deposit at Refugio and the Cavancha deposit at La Pepa are telescoped systems in which banded quartz |  | | Journal (article/letter/editorial) | | stockworks, disseminated bodies Silicification, quartz-sericite/illite Main gangue minerals Steep and shallowly...northern Chile (see Sillitoe 1994). b Steam-heated alteration exposed in a road cut above the Coipa Norte...Norte HS gold-silver orebody at La Coipa, northern Chile. Note its white, friable character. c Steam-heated...alteration peripheral to the La Coipa HS-IS gold-silver district, Chile. f Hydrothermal breccia, generated...steam-heated zone, Pascua-Lama HS gold-silver deposit, Chile. Geologist stands just left of contact with non-brecciated |  | | Journal (article/letter/editorial) | | the Refugio District, Maricunga Belt, Northern Chile JOHN L. MUNTEAN†,* AND MARCO T. EINAUDI Department...the porphyry gold deposits of the Maricunga belt, Chile (Vila and Sillitoe, 1991). For this reason it is...prospects and deposits in the high Andes of northern Chile (Vila and Sillitoe, 1991; Fig. 1). Zones of hydrothermally...high-sulfidation epithermal gold-(silver) deposits (La Coipa, La Pepa) and porphyry gold-(copper) deposits (Refugio...(1974), La Coipa 27 o Marte Lobo Volcan Laguna Refugio 0 20 50 0 Volcan Copiapo La Pepa PERU |  | | 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...971 972 BISSIG ET AL. Chile Antofagasta PE R U -C Puna Tucumán La Coipa Maricunga Belt Refugio |  | | Journal (article/letter/editorial) | | productsof magmatic-hydrothermal and hydromag- the Cabeza de Vaca district (Sillitoe and Sawkins, matic processesand...esulfidelead-zincde- recorded. The San Antonio de La Huerta pipe in posits, unconformity-typeuranium...type mineralization,CopperCreek (Grimour,1977) Pedro de Cachiyuyodistrict (Sillitoe and Sawkins, andKidston(R...SanAntoniode tion for mineralizedbrecciapipes.Knownexamples La Huerta pipe (R. H. Sillitoe,unpub.rept., 1975), range...volcanics Mexico Washington dist., Sonora, Mexico La Colorada, Zacatecas, Andesitic,latitic q- trachytic |  | | Journal (article/letter/editorial) | | Porphyry Gold-Copper Deposit, Maricunga Belt, Northern Chile* RICHARD H. SILLITOE,1,† JUSTIN TOLMAN,2,** AND...the Maricunga gold-silver-copper belt of northern Chile, was discovered in 2007 beneath postmineral cover...28°S in the high volcanic Andes of the Atacama Region, northern Chile (Fig. 1). The belt, some 200 km long...Argentina Chile Antofagasta LA COIPA Fig. 2 PUREN Copiapó Maricunga belt CASPICHE -27° Salar de Maricunga...VELADERO EL INDIO -30° -30° El Indio belt LOBO LA PEPA VOLCAN PANTANILLOS Santiago -70° -27°30’ |  | | Journal (article/letter/editorial) | | Deposit, Chile, and Its Position in a Porphyry Copper-GoldSystem MANUEL REYES JosdZapiola 7666-Q, La Reina...Reina,Santiago,Chile Abstract The Andacollominingdistrictis in the CoastalCordilleraof centralChile, 400...transitional outwardto distalepithermal,adularia-sericite-type contact metasomaticgold orebodies. Introduction...the Coastal Cordillera of central Chile, IV Region,Coquimbo Province,400 km north-northeastof Santiago(Fig...daeite flowsand pyroelastic ANDACOLLO Au DEPOSIT, CHILE 1303 rocks,with sandstone bedslocallyinterbeddedwith |  | | Journal (article/letter/editorial) | | SCIENTIFIC COMMUNICATIONS THE PALLACOS OF CERRO RICO DE POTOSI, BOLIVIA: A NEW DEPOSIT TYPE PAUL J. BARTOS†...time. They are found on the flanks of the Cerro Rico de Potosi, Bolivia, the world’s largest silver deposit...mineralization is 645 FIG. 1. Geology of the Cerro Rico de Potosi district, based on mapping by the author and...quartz-dickite zone grades downward into quartz-sericite-pyrite alteration, which in turn grades into quartz-tourmaline...containing about 60 percent barite (Servicio Nacional de Geologia y Mineria [Sergeomin], writ. commun., 1998) |  | | Journal (article/letter/editorial) | | Tambo high-sulfidation epithermal gold deposits in Chile as well as the recently discovered Alturas high-sulfidation...hosted by Miocene volcanic breccias of the Cerro de las Tórtolas and Vacas Heladas formations (Charchaflié...metallogenic belt, which straddles the Argentina-Chile border along the crest of the Cordillera Frontal...o 300 CHILE 24 S SOUTH AMERICA Escondida El Salvador Tucumán Maricunga belt Bajo de la Alumbrera...El Indio-Pascua metallogenic belt, spanning the Chile-Argentina border in the Andean Cordillera (modified |  | | Book | | org/details/geologyofchile0000unse The Geology of Chile • The Geologica l Society of London Books Editorial...T. & GIBBO, s, W . (eds) 2007 . The Geology of Chile. The Geological Society, London. CHARRIER, R., PINTO...the Andean Orogeo in Chile. Jn: MORENO, T. & GrnsoNs, W. (eds) The Geology of Chile. The Geological Society...of Chile EDITED BY TERESA MORENO Earth Sciences Institute 'J aume Almera', Consejo Superior de I11vestigaciones...Grosjean 13. Field excursion from central Chile to the Atacama De<,crt. W. Gibbons & -1. Moreno 329 Refere |  | Zentilli, Marcos, Munizaga, Francisco, Graves, Milton C., Boric, Ricardo, Wilson, Nicholas S. F., Mukhopadhyay, Prasanta K., Snowdon, Lloyd R. (1997) Hydrocarbon Involvement in the Genesis of Ore Deposits: An Example in Cretaceous Stratabound (Manto-Type) Copper Deposits of Central Chile. International Geology Review, 39 (1) 1-21 doi:10.1080/00206819709465257 | Journal (article/letter/editorial) | | Stratabound (Manto-Type) Copper Deposits of Central Chile a b c Marcos Zentilli , Francisco Munizaga ,... Departamento de Geologia , Universidad de Chile , Casilla 13518, C21, Santiago, Chile c Cuesta Research...Disputada Las Condes S.A. , Casilla 16178, Santiago, Chile e Department of Earth Sciences , Dalhousie University...Stratabound (Manto-Type) Copper Deposits of Central Chile, International Geology Review, 39:1, 1-21, DOI:...2014 Departamento de Geología, Universidad de Chile, Casilla 13518, C21, Santiago, Chile MILTON C. GRAVES |  | | Journal (article/letter/editorial) | | Geologic Evolution of the Escondida Area, Northern Chile: A Model for Spatial and Temporal Localization of...has been carried out over a 745-km2 area of the Atacama Desert surrounding the porphyry Cu deposits at...Zaldívar, and Chimborazo (Cordillera de Domeyko, northern Chile). The purpose of this study was to examine...intermediate to felsic Permo-Carboniferous volcanism (La Tabla Formation), and these rocks appear to constitute...throughout much of the porphyry belt of northern Chile. Geochemically, they are I-type in character, but |  | Schofield, Marina D., Gibson, Harold.L., Lafrance, Bruno, Poulsen, K. Howard, Marsh, Jeffrey, Hamilton, Michael A., Jørgensen, Taus R.C. (2021) Recognizing subsurface breccias in Archean terranes: Implications for district scale metallogeny. Precambrian Research, 361. 106264pp. doi:10.1016/j.precamres.2021.106264 | Journal (article/letter/editorial) | | breccia constrains the maximum age of brecciation. Four LA-ICP-MS U-Pb dates on hydrothermal monazite (2693...a frequent host to porphyry (e.g., El Teniente, Chile and Toquepala, Peru) and epithermal base and precious...Red Mountain, Colorado; Pascua-Lama, Chile-Argentina; La Coipa, Chile; Wau, Papua New Guinea), making them...feldspar porphyritic rhyolite dike (Quemont feeder dike; De Rosen Spence, 1976; Lichtblau and Dimroth, 1980)...Superior Province (Fig. 1). Volcanic rocks of the district comprise the Noranda Subgroup (De Rosen Spence |  | | Book (volume) | | existence o f a new unconformity-vein style uranium province in the Proterozoic of the Great Sandy Desert....Iran ian P o rp h y ry C u-M o-A u D eposits Brent LA. Mclnnes, Noreen J. Evans, Frank Q, Fut Steve Garwin...lm alyk (K a rm ak y r-D a ln e e ) and S au k b u la k C u-A u P o rp h y ry System s, U zbekistan IgorM...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 |  | Clark, Alan H., Farrar, Edward, Kontak, Daniel J., Langridge, Robert J., Arenas F., Mario J., France, Lynne J., McBride, Sandra L., Woodman, Priscilla L., Wasteneys, Hardolph A., Sandeman, Hamish A., Archibald, Douglas A. (1990) Geologic and geochronologic constraints on the metallogenic evolution of the Andes of southeastern Peru. Economic Geology, 85 (7) 1520-1583 doi:10.2113/gsecongeo.85.7.1520 | Journal (article/letter/editorial) | | explanatorytext by Bellidoandde Montreuil(1972), la republiea... E1Peregrino." and the perceptivesyntheses...Ponzoni(1980) and ei6n: Volved un instante la eabeza haeia este lado de Nieanor Parra, Poemasy Antipoemas Soleret...Paleozoieage. The 1:1,000,000 nationalmetallogenicmapof De the Andesnorth of the Bolivian orocline,while Pitcher...stratigraphic, petrologic,and tectonicsettingof Cordillerade la Costa(Fig. 1) and the entire Cordilthe ore depositsof...Llula ' "-/';'/•/•/:;:• , I .... ;-• / /."/ cHILE ' / / 'i greeswestlongitude METALLOGENIC EVOLUTION |
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