| | Journal (article/letter/editorial) | Andacollo copper–gold district, La Serena, Chile: preliminary data from the porphyry copper and possible...and R. Oyarzun The Andacollo mining district is located in the Coquimbo region of Chile at 30°14’ south...and epithermal, manto and vein gold deposits of adularia–sericite type.11,13 Other types of mineralization...recent study,11 but comparable information on the Andacollo porphyry has not become available. A brief, updated...deposits are analysed. Geology of district The Andacollo district is mostly confined to a fault-bounded | | | Journal (article/letter/editorial) | 1301-1316 The AndacolloStrata-BoundGold Deposit, Chile, and Its Position in a Porphyry Copper-GoldSystem...MANUEL REYES JosdZapiola 7666-Q, La Reina,Santiago,Chile Abstract The Andacollominingdistrictis in the CoastalCordilleraof...golddepositthat is transitional outwardto distalepithermal,adularia-sericite-type contact metasomaticgold orebodies...the Coastal Cordillera of central Chile, IV Region,Coquimbo Province,400 km north-northeastof Santiago(Fig...kg of Au. The porphyrycoppermineralizationat Andacollo wasdiscoveredby placer miners35 to 40 yearsago | | | Journal (article/letter/editorial) | 1298-1309 THE MANTO-TYPE GOLD DEPOSITS OF ANDACOLLO (CHILE) REVISITED: A MODEL BASED ON FLUID INCLUSION...Universidad deLa Serena, Casilla554,La Serena, Chile Introduction modelbasedontheAndacollo intrusion...theporphyry butsome4 kmaway.Furthermore, fluidevoluof Chile at 30ø14'S to 71ø06'W, some 55 km southeastof La...t al., 1991).Renewed north-south depression (Andacollo basin;Fig. 2) partially interestin goldminingin...nondeformational burialmetacopperof Cretaceous age(Andacollo porphyry). Manto-typemorphism ranging fromthezeolite | | | Journal (article/letter/editorial) | Vol. 86, 1991, pp. 1187-1205 Gold Metallogeny of Chile RICHARD an Introduction H. SILLITOE 27 WestHill...sulfate)epithermaldepositsare locatedaboveand low sulfidation(adularia-sericite)epithermaland contactmetasomaticdepo...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) | 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...type (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 (issue) | reached more than 3,300 mm as measured at Phang Nga province meteorological station (Szczucinski et al. 2006)...tin belt, Na khon Si Thammarat Geol 2:195-202 province, Southern Zarcinas BA, Pongsakul P, McLaughlin... in stream sediments from the semiarid Coquimbo Region, Chile R. Oyarzun - J. Oyarzin - J. Lillo - H...out in the three main watersheds of the Coquimbo Region of Chile. This mountainous semiarid realm occupies...procedures (Andacollo—Panulcillo). An investigation of the other two anomalies (Elqui and Hurtado) | | Oyarzun, R., Ortega, L., Sierra, J., Lunar, R., Oyarzun, J. (1998) Cu, Mn, and Ag mineralization in the Quebrada Marquesa Quadrangle, Chile: the Talcuna and Arqueros districts. Mineralium Deposita, 33 (6) 547-559 doi:10.1007/s001260050171 | Journal (article/letter/editorial) | mineralization in the Quebrada Marquesa Quadrangle, Chile: the Talcuna and Arqueros districts Received: 18...1998 Abstract The Quebrada Marquesa Quadrangle in Chile exhibits a series of mineralizations comprising...Universidad de La Serena, Casilla 554, La Serena, Chile Cretaceous manto-type episode (LK alteration: ...Cretaceous volcanic sequences from northern and central Chile host numerous stratabound copper mineralizations...some 7 km to NW of Talcuna (Fig. 1) and comprise adularia-sericite type silver mineralizations (Cucurella | | | Journal (article/letter/editorial) | strata-bound gold deposits of the Andacollo mining district of Chile. Dating of mineralization at the...vuggy silica carbonate– zones, veins, breccias and adularia veins stockworks Mixed submarine volcanic, volcaniclastic...argillic alteration Smectite–illite/ sericite–adularia; silicification; outward propylitic alteration...strata-bound gold deposits of the Andacollo mining district of Central Chile (Reyes 1991) are the deposits...strata-bound gold deposits of the Andacollo mining district of Chile and clearly illustrates how synvolcanic | | | 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...Society, London, 21-114. The Geology of Chile EDITED BY TERESA MORENO Earth Sciences Institute 'J aume...\ii . Grosjean 13. Field excursion from central Chile to the Atacama De<,crt. W. Gibbons & -1. Moreno | | | 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) . . . . . . . . . . . . . ....Aeolian Islands, 3 Chile, 4 Peru, 5 Costa Rica, 6 Mexico, 7 New Mexico, 8 Roman Province, 9 Eastern Alps | | | Book (edition) | Gertrudis Echenique 30, Piso 3 Las Condes, Santiago, Chile Prof. Dr. David I. Groves Key Centre for Strategic...Igneous Rocks from the Five Tectonic Settings Roman Province (Italy): Example from a Continental Arc Setting...Lamprophyres . Shoshonitic Lamprophyres from the Superior Province, Canada (Archaean) Introduction Nature of Mesothermal...Deposit Characteristics Andacollo, Chile . Bingham, Utah, USA . Choquelimpie, Chile . Emperor, Vitu Levu... Superior Province, Canada . Ladolam, Lihir Island, Papua New Guinea Maricunga Belt, Chile. Mount Kare | | | Book | achroite 96 actinolite 98, 99 adamite 66, 66 adularia 111, ///, 112 agalmatolite 102 agate 30, 31,...vermilion. The best crystals are found at Chanarcillo, Chile. Proustite is. found in many of the silver districts...Durham, Cumberland (England) Left: Atacamite. Chile Right: Cotunnite on lava. (Bolzano). In Switzerland...it comes mainly from Chuquicamata in Atacama (Chile), from where it takes its name. A rarer mineral...Corocoro, La Paz, and in Chile fine crystals Coquimbo. come from Andacollo, south of hardness 3 | | | Book | economic geologist with the Geological Survey of Chile. During the last 19 years he has worked as an independent...average 3.5 ppb gold with little variation in anyone province (3.7, 3.8 and 3.1 ppb respectively). In comparison...mafic syenite; Montana, US 2.85 1.9 Trans-Pecos province; syenogabbro, syenite, granite; Texas, US 0.74...intrusives, W. Australia 2.2 2.85 50 Superior Province craton, Canada Abitibi subprovince, Ontario localities...2 1.1 0.3-7.8 Tonalite, granodiorite Superior Province craton, Canada W.Wabigoon subprovince; Kakagi | | | 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...Deposit Characteristics Andacollo, Chile . Bajo de la Alumbrera, Catamarca Province, Argentina. Bingham,...Choquelimpie, Chile . Cripple Creek, Colorado, USA Dinkidi, Didipio, Philippines . EI Indio, Chile . Emperor | | | | achroite 96 actinolite 98, 99 adamite 66, 66 adularia 111, 7//, 1/2 agalmatolite 102 agate 30, 31, 32...vermilion. The best crystals are found at Chanarcillo, Chile. Proustite is found in many of the silver districts...Durham, Cumberland (England) Left: Atacamite. Chile Right; Cotunnite on lava. Vesuvius (Italy) (Bolzano)...green; it comes mainly from Chuquicamata in Atacama (Chile), from where it takes its name. A rarer mineral...Broken Hill in New South Chile fine crystals come Coquimbo. from Andacollo, south of Tenorite, zincite | | | 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... . Shoshonitic Lamprophyres from the Superior Province, Canada (Archaean) . . . . . . . . . . . . . .... . . Andacollo, Chile . . . . . . . . . . . . . . . Bajo de la Alumbrera, Catamarca Province, Argentina | | | 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 | ilion. The best crystals are found at Chanarcillo, Chile. Proustite is found in n1any of the silver districts...~ , ~ ' .,. • ·~ " 2I Left: A tacamite. Chile Right: Cotunnite on lava. Vesuvius (Italy) (Bolzano)...green; it comes mainly from Chuquicamata in Atacama (Chile), fron, where it takes its name. A rarer mineral...Corocoro, La Paz, and in Chile fine crystals come from Andacollo, south of Coquimbo. Tenorite, zi ncite ...roses' and are very common in conjunction with adularia, quartz, and chlorite. It is also called oligist | | | Report (volume) | volcanic rocks, altered volcanic rocks, and quartz adularia veins in the Bodie mining district and vicinity...distinguished from those mineral separates of nearly pure adularia that contain typical precious-metal veins, which...volcanic rocks. some deposits without suitable adularia or alunite; At least 10 "disseminated" ore districts...available. Age listed is approximate average of range. Adularia was the mineral most commonly dated (see Silberman...of these districts have been dated reliably by adularia closely associated with ore, and so the true mineralization | | | Journal (issue) | crystallized in flattened prisms and fibrous from the Province of Sukensa two days journey from Fezzen in Africa...plagio-rhombifere and co-ordonnee, with feldspar adularia crystallized as binaire and ditetrahedre —on granite...phonolite sill which is part of the extensive volcanic province described by Stobbe. According to Collins, the...in Redfield, Iowa, to begin the long journey to Chile. The diary o f his three-month expedition in search...of the train and they said to buy my berth in Coquimbo. Which I did. Strange people these Chileans. I | | | Book | underground collecting at L.\ngban [Sweden] 10:215-217 ADULARIA Adu Iaria from the Howard-Montgomery quarry, Howard...Osarizawaite-beaverite intergrowths from Sierra Gorda, Chile (by W. H. Paar & J. Burgstaller) 11:101-104 BEDFORD...occurrence of creedite at Colquiri, Inquisivi province, department of La Paz, Bolivia (by R. B. Cook...Osarizawaitebeaverite intergrowths from Sierra Gorda, Chile 11: 101-104 BURR, PETERS. Further notes on the history...Chaiiarcillo, Chile (by R. B. Cook) 10:197-204 Collector's diary: Iquique,Copiapo and Chaiiarcillo [Chile] (by | | | 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...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...Occurrences in the Metamorphic Basement of South-Central Chile F. Herve, R. J. Pankhurst, M. Brook, G. Alfaro, | | | Book | ... . The EI Salvador Porphyry Copper Deposit, Chile .................................. . Porphyry Copper...Tourmaline Breccias at Los Bronces-Rio Blanco, Chile ................ 1.3.6 Suggestions for Exploration................ 1.5.5 The EI Indio Gold Deposit, Chile ......... 1.5.6 Discussion and Suggestions for Exploration...are typified by the Andean arc system of Peru and Chile, although in detail the dominant compression probably...that the Rocas Verdes marginal basin in southern Chile (deWit and Stern 1981) represents a young example | | | Report (volume) | LanduskyZortman, Montana; Ertsberg, Indonesia; Andacollo, Chile; Equity (Sam Goosly), British Columbia; Salsigne...assemblages of the deposits at Tennant Creek. Andacollo has been cited under other deposit types, and...also are present in veins with chlorite, quartz, adularia, and carbonate minerals. Gold is present as free...Gold and silver deposits of the Basin and Range province, western U.S.A.: Arizona Geological Society Digest...the Thanksgiving Mine, Baguio district, Mountain Province, Philippines: Economic Geology, v.62,no.4,p.472-481 | | | Book | epochs. Following Tumeaure (1955), a metallogenic province may be defined as a mineralized area or region...The size of a metallogenic province can be as large as the Superior Province (Canadian Shield) or as small...as the Upper Michigan Peninsula native copper province. Similarly, a metallogenic epoch can be as broad...kimberlite fields in the southern African kimberlite province (after Mitchell 1986). Figure 26 CHAPTER 2...USA; El Salvador, Chile ; Sonora, Mexico); epithermal silver deposits (Chai\arcillo, Chile) Iron Precambrian |
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