 | Oyarzun, Roberto, Lillo, Javier, Oyarzun, Jorge, Higueras, Pablo (2007) Plate Interactions, Evolving Magmatic Styles, and Inheritance of Structural Paths: Development of the Gold-Rich, Miocene El Indio Epithermal Belt, Northern Chile. International Geology Review, 49 (9) 844-853 doi:10.2747/0020-6814.49.9.844 | Journal (article/letter/editorial) | | Development of the Gold-Rich, Miocene El Indio Epithermal Belt, Northern Chile a b c Roberto Oyarzun , Javier...Development of the Gold-Rich, Miocene El Indio Epithermal Belt, Northern Chile, International Geology Review...Development of the Gold-Rich, Miocene El Indio Epithermal Belt, Northern Chile ROBERTO OYARZUN,1 Departamento...Universidad de La Serena, Casilla 554, La Serena, Chile AND PABLO HIGUERAS Departamento de IngenierĂa...northern Chile, including the world class Au-Cu-As El Indio deposit. We discuss the formation of the El Indio |  | | Journal (article/letter/editorial) | | Framework of the Veladero High-Sulfidation Epithermal Deposit Area, Cordillera Frontal, Argentina DIEGO CHARCHAFLIĂ...RICHARD M. TOSDAL,â AND JAMES K. MORTENSEN Mineral Deposit Research Unit, University of British Columbia,...Abstract Located in the northern part of the El Indio belt of Chile-Argentina, the 12.6-million ounce (Moz)...late Miocene Veladero high-sulfidation epithermal deposit is hosted principally in late Oligocene and middle...economic El Indio, Tambo, and Pascua-Lama high-sulfidation gold deposits elsewhere in the El Indio belt. |  | | Journal (article/letter/editorial) | | Controls on Epithermal Processes in the El Indio-Pascua Au-Ag-Cu Belt, Chile and Argentina THOMAS BISSIG,* ALAN...epithermal Au-Ag-Cu deposits of the central Andean El Indio-Pascua belt, latitudes 29°20' to 30°30' S, were...Principal. The deposits of the Pascua-Lama, Veladero, El Indio, and Tambo districts are hosted by largely felsic...erosion surfaces of the Atacama desert of northern Chile and southern Peru, are considered to have formed...clear, empirical exploration guidelines for the El Indio-Pascua belt. However, it is further proposed that |  | | Journal (article/letter/editorial) | | Veladero High-Sulfidation Epithermal Gold Deposit, El Indio-Pascua Belt, Argentina: Geochronology of Alunite...1600 Illinois Street, Golden, Colorado 80401 Deposit Research Unit, Department of Earth, Ocean and Atmospheric...high-sulfidation epithermal gold deposit is located near the northern end of the El Indio-Pascua metallogenic belt...Filo Federico orebodies that compose the Veladero deposit, and the Argenta and Fabiana satellite centers...alunite is dated at 10.09 ± 0.08 Ma. At the Veladero deposit, the alteration and mineralization at the Filo |  | Peacor, Gejing Lib Donald R., Essene, Eric J., Brosnahan, David R., Beane, Richard E. (1992) Walthierite, Ba0.5[]0.5Al3(SO4)2(OH)6,and huangite, Ca0.5[]0.5Al3(SO4)2(OH)6, two new minerals of the alunite group from the Coquimbo region, Chile. American Mineralogist, 77 (11-12) 1275-1284 | Journal (article/letter/editorial) | | minerals of the alunite group from the Coquimboregion, Chile Gn.rrNcLr, DoN.ll,oR. Pr.q,con,Enrc J. Essrnn Department...district and the El Indio gold, silver, and copper deposit, Coquimbo region, Chile, respectively.Walthierite...Al3(SOo)r(OH)u, is associatedwith alunite,jarosite, baite, quartz, and pyrite in veins. Huangite, CaortrorAlr(SOo)r(OH)6...that is double that of alunite. Douof the El Indio deposit and the Tambo mining district, bling is causedby...causedby ordering of Pb2* and vacanciesin M Coquimbo region, Chile. The Ca end-member has been sites in plumbojarosite |  | 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 IndioâPascua Au (-Ag, Cu) Belt, 29°20âČâ30°30âČ S. International Geology Review, 43 (4) 312-340 doi:10.1080/00206810109465016 | Journal (article/letter/editorial) | | Flat-Slab Region: New Ar- Ar Constraints from the El IndioâPascua Au (-Ag, Cu) Belt, 29°20âČâ30°30âČ S a a...Canada b Barrick Chile Ltda. , Barrio Industrial Late 58, Alto Penuelas, Coquimbo, Chile Published online:...Region: 40 39 New Ar- Ar Constraints from the El IndioâPascua Au (-Ag, Cu) Belt, 29°20âČâ30°30âČ S, International...Region: New 4 0 Ar- 3 9 Ar Constraints from the El IndioâPascua Au (-Ag, Cu) Belt, 29°20'-30°30' S THOMAS...HEATHER Barrick Chile Ltda., Barrio Industrial Late 58, Alto Peñuelas, Coquimbo, Chile Abstract Ninety-three |  | | Journal (article/letter/editorial) | | states, it occurs as 5-mm lathlike crytstals in quartz at Rib Mountain, Marathon County, Wisconsin. Calaverite...It was most often seen as individual crystals on quartz crusts and more rarely on fluorite and dolomite...reported, typically on crystalline âcombâ quartz, in the El Paso; C, K and N; and Gold Dollar mines. It...crystals to 2 mm long and associated pyrite on quartz from an unspecified mine at Cripple Creek, Teller...3 (above). A classic 2.6-cm-wide calaverite on quartz attributed to the famous Cresson mine vug, Cripple |  | Chouinard, A., Williams-Jones, A. E., Leonardson, R. W., Hodgson, C. J., Silva, P., Tellez, C., Vega, J., Rojas, F. (2005) Geology and Genesis of the Multistage High-Sulfidation Epithermal Pascua Au-Ag-Cu Deposit, Chile and Argentina. Economic Geology, 100 (3) 463-490 doi:10.2113/gsecongeo.100.3.463 | Journal (article/letter/editorial) | | High-Sulfidation Epithermal Pascua Au-Ag-Cu Deposit, Chile and Argentina ANNICK CHOUINARD,â Department...Nevada S.A./Barrick Chile Ltda., Barrio Industrial, Alto Peñuelas, Sitio 58, Coquimbo, Chile Abstract The...epithermal Au-Ag-Cu deposit is located in the El Indio belt of north-central Chile and Argentina and was...and fractures, enriched the upper parts of the deposit, forming an extensive subhorizontal zone that overprints...PASCUA Au-Ag-Cu deposit is one of several high-sulfidation epithermal deposits in the El Indio belt of north |  | | Report (issue) | | Servicio Nacional de Geologia y Mineria, Santiago, Chile Open-File Report 87- 634 1987 This report is preliminary...deposits associated with stratovolcanos in Bolivia and Chile ........................ 5. 12A 15A Distribution...northwestern Argentina, western Boliva, northern Chile, and southern Peru, are potential targets for hydrothermal...central Andean region of southern Peru, northern Chile, western Bolivia, and northwestern Argentina. The...Are'q:u:|jjjj|:;:| Morococaia 'Tv5 Los ^ ^ Frailes 20 : CHILE Antofagasta 24° 24' Salta Tucuman 289 28' |  | Kelm, U., Pincheira, M., OyarzĂșn, J., Sucha, V. (2001) CombarbalĂĄ advanced argillic alteration zone, Chile: geology, geochemistry, mineralogy and mineralization potential. Applied Earth Science, 110 (2) 91-102 doi:10.1179/aes.2001.110.2.91 | Journal (article/letter/editorial) | | CombarbalĂĄ advanced argillic alteration zone, Chile: geology, geochemistry, mineralogy and mineralization...OyarzĂșn and V. Sucha Synopsis Central and northern Chile hosts several well-known epithermal precious-metal...kaoliniteâaluniteâquartz alteration, but only in the CombarbalĂĄ district (Coquimbo region) is the altered...years. Well-known examples in Chile are the Tambo deposit in the El Indio district and the AgâAu deposits...La Coipa, all related to kaolinite, alunite and quartz alteration.16 B91 districts,30 where fracture-controlled |  | | Journal (article/letter/editorial) | | of zoned pyrite crystals from the El Indio AuâCuâAg deposit, Chile Dominique Tanner1,2 · Richard W....deposition (âlate pyriteâ) at the El Indio high-sulfidation AuâAgâCu deposit, Chile. We use coupled in situ sulfur...late pyrite crystal. Variations in ÎŽ34Spyrite at El Indio did not correspond with changes in trace element...and vugs in El Indio pyrite indicate that the trace element content of pyrite at El Indio is largely controlled...Ridge Carlin-style Au deposit (Barker et al. 2009), the Porgera fault-valve Au deposit (Peterson and Mavrogenes |  | | Journal (issue) | | +49-6221-345-4229 e-mail: subscriptions@springer.com el.: +49-6221-487-8528 Fax: +49-6221-487-68528 Business...River sediments. © Springer c CEC % River Quartz Fig. 1 Location of Baotou section in the Yellow...analysed with the same methods. The tsunami deposit layer was well preserved but in many locations...reached more than 3,300 mm as measured at Phang Nga province meteorological station (Szczucinski et al. 2006)...recognition and preservation potential of the tsunami deposit layers will be discussed. Material and analytical |  | Tanner, Dominique, Henley, Richard W., Mavrogenes, John A., Holden, Peter, Mernagh, Terrence P. (2015) Silica hydrate preserved with ÎŽ18O-rich quartz in high-temperature hydrothermal quartz in the high sulfidation copper-gold deposit at El Indio, Chile. Chemical Geology, 391. 90-99 doi:10.1016/j.chemgeo.2014.11.005 | Journal (article/letter/editorial) | | O-rich quartz in high-temperature hydrothermal quartz in the high sulfidation copper-gold deposit at El...El Indio, Chile Dominique Tanner, Richard W. Henley, John A. Mavrogenes, Peter Holden, Terrence P. Mernagh...O-rich quartz in high-temperature hydrothermal quartz in the high sulïŹdation copper-gold deposit at El...El Indio, Chile, Chemical Geology (2014), doi: 10.1016/j.chemgeo.2014.11.005 This is a PDF ïŹle of an unedited...hydrate preserved with ÎŽ18O-rich quartz in hightemperature hydrothermal quartz in the high sulfidation RI |  | Long, Xiao, Hayward, Nick, Begg, Graham, Minlu, Fu, Fangzheng, Wang, Pirajno, Franco (2005) The JinxiâYelmand high-sulfidation epithermal gold deposit, Western Tianshan, Xinjiang Province, P.R. China. Ore Geology Reviews, 26 (1) 17-37 doi:10.1016/j.oregeorev.2004.06.001 | Journal (article/letter/editorial) | | high-sulfidation epithermal gold deposit, Western Tianshan, Xinjiang Province, P.R. China Xiao Longa,T, Nick...26 June 2004 Abstract The JinxiâYelmand gold deposit is located in the late Paleozoic Tulasi intra-arc...volcano-sedimentary basin in the Xinjiang Uygur Autonomous Province of northwest China. Although all known deposits...JinxiâYelmand deposit is interpreted here to be a modified high-sulfidation epithermal gold deposit based on...silicification, with a remnant quartz+dickite assemblage. Vuggy quartz textures are locally preserved |  | Deyell, C.L., Rye, R.O., Landis, G.P., Bissig, T. (2005) Alunite and the role of magmatic fluids in the Tambo high-sulfidation deposit, El IndioâPascua belt, Chile. Chemical Geology, 215 (1) 185-218 doi:10.1016/j.chemgeo.2004.06.038 | Journal (article/letter/editorial) | | fluids in the Tambo high-sulfidation deposit, El IndioâPascua belt, Chile C.L. Deyella,*, R.O. Ryeb, G.P.... Landisb, T. Bissigc a Mineral Deposit Research Unit, Department of Earth and Ocean Sciences, University...Tambo high-sulfidation deposit, located within the El IndioâPascua belt in Chile, produced almost 25 t...that of post-ore, coarse, banded aluniteFhematite-quartz veins that crosscut the breccias in the Tambo area...Corresponding author. Present address: Centre for Ore Deposit Research, University of Tasmania, Private Bag 79 |  | | Journal (article/letter/editorial) | | Lepanto epithermal copper-gold deposit and the Victoria gold deposit, Mankayan Mineral District, Northern...principal ore minerals of the Lepanto copper-gold deposit are enargite and luzonite, with significant presence...The ore mineralogy of the Lepanto copper-gold deposit suggests high fS2 in the early stages of mineralization...The principal ore minerals of the Victoria gold deposit are sphalerite, galena, chalcopyrite, tetrahedrite...early stages of silica supersaturation leading to quartz deposition. Vigorous boiling increased the pH of |  | | Journal (article/letter/editorial) | | December 2014 Abstract Why no porphyry copper deposit has been discovered thus far in the islands of...ore deposits in Japan (after Ishihara, 1978). Deposit size class I, II, and III: Mo = 0.1-0.5, 0.5-1...does not hold up because in Fiji both types of deposit, of more or less the same age, occur together....preservation conditions are also important. The deposit should be neither too deeply eroded, nor covered...granitoids in major porphyry copper terranes such as Chile (average 26 to 94 ppm at SiO 2 55-64%) (Ishihara |  | | Journal (article/letter/editorial) | | Capillitas is an epithermal-type deposit located in Catamarca province of NW Argentina. Six separate stages...with an average fineness of 920, hosted mainly by quartz and coexists with hĂŒbnerite and Bi minerals. Tellurium...polycrystalline aggregates. These minerals occur in quartz, generally accompanied by hĂŒbnerite, pyrite, chalcopyrite... silver, goldfieldite, mineralogy, epithermal deposit, Argentina. DOI: 10.1127/0028-3649/ 2004/2004-0176...Range in Catamarca province of northwestern Argentina. It is an epithermal-type deposit related to high-K |  | Holley, Elizabeth A., Monecke, Thomas, Bissig, Thomas, Reynolds, T. James (2017) Evolution of High-Level Magmatic-Hydrothermal Systems: New Insights from Ore Paragenesis of the Veladero High-Sulfidation Epithermal Au-Ag Deposit, El Indio-Pascua Belt, Argentina. Economic Geology, 112 (7) 1747-1771 doi:10.5382/econgeo.2017.4528 | Journal (article/letter/editorial) | | Veladero High-Sulfidation Epithermal Au-Ag Deposit, El Indio-Pascua Belt, Argentina Elizabeth A. Holley...1516 Illinois Street, Golden, Colorado 80401 Deposit Research Unit, Department of Earth and Ocean Sciences...Au-Ag deposit is located in the Andean cordillera of Argentina near the northern end of the El Indio-Pascua...Indio-Pascua metallogenic belt. The deposit comprises two nearly coalescing subhorizontal orebodies that are...fine-grained groundmass quartz that formed as a result of extreme acid leaching. These quartz grains contain ubiquitous |  | | Report (issue) | | .......................................... R5 Deposit Types............................................mineral occurrences discussed in the text, by deposit type.............................................0.03527 0.03215075 32.15075 2.205 1.102 0.9842 Deposit grade 0.0291667 Pressure 10 10,000 Density 62.4220...short (2,000 lb) 0.9072 ton, long (2,240 lb) 1.016 Deposit grade ounce per short ton (2,000 lb) (oz/T) 34...given in microcuries per milliliter (ÎŒCi/mL). Deposit grades are commonly given in percent, grams per |  | | Journal (article/letter/editorial) | | grades also possess > 2001 of gold (e.g. Escondida, Chile; 4501 Au), but are excluded from consideration because...a number of regional (metallogenic) and local (deposit-scale) factors that neither singly nor in combination...circum-Pacific region. o Gold-rich porphyry deposit Epithermal gold deposit Table 1 Selected geological characteristics...characteristics of large gold-rich porphyry deposits. Deposit Au Tectonic Regional Porphyry content© setting...Bingham USA Bajo de La Alumbrera Argentina Refugio Chile Cadia Hill Australia Panguna PNG OkTedi PNG Grasberg |  | | Journal (article/letter/editorial) | | isotopic, trace element and textural analyses of quartz from four magmatic-hydrothermal ore deposits Dominique...complexity of magmatic-hydrothermal quartz crystals. Euhedral quartz crystals contemporaneous with mineralization...deposits: El Indio AuâAgâCu deposit; Summitville AuâAgâCu deposit; North Parkes CuâAu deposit and Kingsgate...Kingsgate quartz-MoâBiâW deposit. The internal features of the crystals were imaged using cathodoluminescence...elements in quartz) and sensitive high-resolution ion microprobe (for 3 isotopes in quartz). Imaging revealed |  | | Book (edition) | | . . . . . . . . . . . . . . . . . . 4.1 Roman Province (Italy): Example from a Continental Arc Setting... . . . . . . . . . . . . . 6.3.1 Ladolam Gold Deposit, Lihir Island, Papua New Guinea . . . . . . . ...3.2 Emperor Gold Deposit, Viti Levu, Fiji. . . . 6.3.3 Dinkidi Copper-Gold Deposit, Didipio, Philippines...Copper-Gold Deposit, New South Wales, Australia . . . . 6.3.5 Cadia Ridgeway Copper-Gold Deposit, New South...Copper-Gold Deposit, Mongolia . . . . . . . . . . . . . . . . . 6.3.7 Peschanka Copper-Gold Deposit, Siberia |  | | Journal (article/letter/editorial) | | THE BELLEROPHON-NELSON TELLURIDE-BEARING GOLD DEPOSIT, ST. IVES CAMP, YILGARN CRATON, WESTERN AUSTRALIA...discovered Bellerophon-Nelson telluride-bearing gold deposit at the St. Ives camp, Western Australia, is hosted...oldest to youngest these are: quartz-carbonate veins (Stage I), quartz-albite-carbonate-pyrite veins...veins and sericitepyrite seams (Stage II), quartz-pyrite veins (Stage III), and carbonate ± chlorite veins...and account for at least 15% of the gold in this deposit. The mineral associations of PbCl(OH)âPb2Cl3(OH)âTeâTeO2 |  | | Journal (article/letter/editorial) | | and angular K-feldspar (Kf) in pore space between quartz (Q) grains with serrated surfaces indicating dissolution...grains of detrital quartz with clay min- erals occupying pore space. The quartz grains have abundant...grains commonly occupy much ofthe space between quartz grains, but the surface of the feldspar grains...The clay minerals occupy the pore space between quartz grains and are closely associated with K-feldspar...brecciated K-feldspar (Ki) in pore space within quartz (Q). of the smectite interlayers of liS in the |
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