 | 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 Ingeniería...northern Chile, including the world class Au-Cu-As El Indio deposit. We discuss the formation of the El Indio |  | 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,† 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 |  | | 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 |  | 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...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...petrological studies of a contact metamorphic Be-deposit rrKorolo 27A13(SO4)r(OH)., vacancieson the l2-fold-coordinated |  | | Journal (article/letter/editorial) | | of zoned pyrite crystals from the El Indio Au–Cu–Ag deposit, Chile Dominique Tanner1,2 · Richard W....deposition (‘late pyrite’) at the El Indio high-sulfidation Au–Ag–Cu deposit, Chile. We use coupled in situ sulfur...late pyrite crystal. Variations in δ34Spyrite 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 |  | 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) | | Flat-Slab Region: New Ar- Ar Constraints from the El Indio–Pascua Au (-Ag, Cu) Belt, 29°20′–30°30′ 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 Indio–Pascua Au (-Ag, Cu) Belt, 29°20′–30°30′ S, International...Region: New 4 0 Ar- 3 9 Ar Constraints from the El Indio—Pascua 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 |  | Kelm, U., Pincheira, M., Oyarzún, J., Sucha, V. (2001) Combarbalá 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) | | Combarbalá advanced argillic alteration zone, Chile: geology, geochemistry, mineralogy and mineralization...Oyarzún and V. Sucha Synopsis Central and northern Chile hosts several well-known epithermal precious-metal...alteration, but only in the Combarbalá district (Coquimbo region) is the altered rock extracted for ornamental...years. Well-known examples in Chile are the Tambo deposit in the El Indio district and the Ag–Au deposits...of the historic gold-mining areas of Illapel and El Espino, which have colonial records dating back to |  | | 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...of the Lepanto copper-gold deposit and the Victoria epithermal gold deposit. There are spatial variations |  | 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 Indio–Pascua 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 Indio–Pascua 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 Indio–Pascua belt in Chile, produced almost 25 t...Corresponding author. Present address: Centre for Ore Deposit Research, University of Tasmania, Private Bag 79...climatic and physiographic conditions specific to the El Indio–Pascua belt during the Middle to Late Miocene |  | | Journal (article/letter/editorial) | | within the miscibility gap between muscovite and pyrophyllite. Jiang et al. provided direct transmission and...electron microscope (TEM and AEM) observations of pyrophyllite-muscovite pairs, corroborating Lippmann's hypothesis...solution occurs in muscovite equilibrated with pyrophyllite. Nonetheless, on the basis of available bulk...cause them to fall well outside of the binary pyrophyllite-muscovite system, hence rendering the arguments...KAI 2Si 3AIO 10(OH)2-(H 2 O)AI 2Si. OIO(OH)2 ("pyrophyllite hydrate") and KAI 2Si 3AIO 10 (OH)2(H 30)AI |  | | Journal (article/letter/editorial) | | drill holes is characterized by alunite–dickite–pyrophyllite or chlorite–wairakite, respectively. These alteration...marked by a transition of white mica upward to pyrophyllite-dominant alteration. Active magmatic–hydrothermal...Sillitoe, 2010) that may host a porphyry copper–gold deposit. The connection between hydrothermal fluids associated...hydrothermal systems to potentially form an ore deposit is not considered here; this aspect is addressed...evidence for the presence of a porphyry copper ore deposit at depth, although this possibility is permissive |  | Long, Xiao, Hayward, Nick, Begg, Graham, Minlu, Fu, Fangzheng, Wang, Pirajno, Franco (2005) The Jinxi–Yelmand 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 Jinxi–Yelmand 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...Jinxi–Yelmand deposit is interpreted here to be a modified high-sulfidation epithermal gold deposit based on...hydrothermal system in the western Chinese Xinjiang province, enhancing the potential for the exploration of |  | Burrows, David R., Rennison, Michael, Burt, David, Davies, Rod (2020) The Onto Cu-Au Discovery, Eastern Sumbawa, Indonesia: A Large, Middle Pleistocene Lithocap-Hosted High-Sulfidation Covellite-Pyrite Porphyry Deposit. Economic Geology, 115 (7). 1385-1412 doi:10.5382/econgeo.4766 | Journal (article/letter/editorial) | | Lithocap-Hosted High-Sulfidation Covellite-Pyrite Porphyry Deposit David R. Burrows,1,† Michael Rennison,2 David Burt...Indonesia. A very large and blind copper-gold deposit (Onto) was discovered, in which copper occurs largely...quartz-dickite to quartz-alunite and quartz-pyrophyllite ± diaspore alteration. The alteration package...more than 90% of the current resource in quartz-pyrophyllite-alunite and quartz-alunite alteration. Mineralization...quartz-dickite-kaolinite, quartz-alunite, and quartz-pyrophyllite ± diaspore as well as vuggy residual quartz |  | Espi, Joseph Onglo, Kajiwara, Yoshimichi, Hawkins, Mike A., Bainbridge, Tony (2002) Hydrothermal Alteration and Cu-Au Mineralization at Nena High Sulfidation-type Deposit, Frieda River, Papua New Guinea. Resource Geology, 52 (4) 301-313 doi:10.1111/j.1751-3928.2002.tb00141.x | Journal (article/letter/editorial) | | Cu-Au Mineralization at Nena High Sulfidation-type Deposit, Frieda River, Papua New Guinea Joseph Onglo ESPI...accepted on October 2, 2002 Abstract: The Nena Cu-Au deposit, located in the Frieda River mineral district of...sulfur-rich, pyritic silicaalunite halo followed by pyrophyllite-dickite-kaolinite interval and finally to thin...occurred from the NW to the SE portions of the deposit, forming a zonation suggestive of progressive decrease...to SE (172°C, 10 wt% NaCl equiv.) parts of the deposit, indicating gradual entrainment of ground water |  | | Journal (issue) | | +49-6221-345-4229 e-mail: subscriptions@springer.com el.: +49-6221-487-8528 Fax: +49-6221-487-68528 Business...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...(Szczucinski et al 2005). Only in the cases where tsunami deposit layer was removed (usually due to cleaning actions) |  | | Journal (article/letter/editorial) | | evolution of convergent margins: Selected ore deposit models Stephen E. Kesler ) Department of Geological...slabs. q 1997 Elsevier Science B.V. Keywords: ore deposit models; metallogenic evolution; convergent margins...q1-313-7634690; e-mail: skesler@umich.edu. Ore deposit models comprise two parts, one dealing with the...the geology and geochemistry of the deposit itself and another dealing with the relation between 0169-1368r97r$17...Keslerr Ore Geology ReÕiews 12 (1997) 153–171 the deposit and its geologic environment ŽThompson, 1993.. |  | Liu, Jia-Jun, Yang, Long-Bo, Dai, Hong-Zhang, Yuan, Feng, Zhu, Bing-Yu (2014) Discovery and significance of Cu-Zn intermetallic compounds in the Jingxi gold deposit, western Tianshan Mountains, NW China. Geological Journal, 49 (6) 584-598 doi:10.1002/gj.2583 | Journal (article/letter/editorial) | | Cu–Zn intermetallic compounds in the Jingxi gold deposit, western Tianshan Mountains, NW China JIA-JUN LIU1...been discovered in breccias at the Jingxi gold deposit, NW China. The host rocks, silicified tuff and andesite...has an over 80% Cu content. In the Jingxi gold deposit, the Cu–Zn intermetallic compounds occur as xenomorphic...As a result, Cu–Zn intermetallic minerals will deposit. Copyright © 2014 John Wiley & Sons, Ltd. Received...2013; accepted 24 May 2014 KEY WORDS Jingxi gold deposit; Cu–Zn intermetallic compound; geological significance; |  | | 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 |  | | 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 (μCi/mL). Deposit grades are commonly given in percent, grams per |  | | Report (volume) | | mobilization of metals from a previously existing deposit. If this conceptual model is correct, then there...(north) Basalt of Chamisa Mesa (south) Basalts of El Alto, Cerros ~^l Santa Fe Group and del Rio, and...Formations. 5 Basalts from Totavi and El Alto. 6 Rhyolites from El Rechuelos Formation. 7 San Diego Canyon...that underlie the Bandelier Tuff at Totavi and at El Alto (table 1) and intra-Bandelier basaltic andesites...Tertiary and Quaternary rhyolites north of the caldera (El Rechuelos Rhyolite) are less radiogenic than the |  | | Journal (article/letter/editorial) | | argillic association of quartz + pyrite (py I) + pyrophyllite + natroalunite + alunite + dickite + kaolinite...discovery that gold mineralization in the Pascua deposit, Chile, was contemporaneous with advanced argillic...high-sulfidation deposits, notably the Pascua deposit in Chile, a high proportion of the gold is hosted in...Pinterang Formation are exposed (Fig. 2). The Binebase deposit is 1 km to the north of Bawone, and both deposits...Pinterang Formation, which covers the deposit, whereas at Binebase, the deposit crops out and is strongly oxidized |  | | Journal (article/letter/editorial) | | Richards 2001; Sillitoe and Hedenquist 2003). The two deposit types are geologically distinct, but partly share...centres in certain segments of magmatic arcs. Both deposit types seem to form in crustal tectonic settings...a given erosion level (Sillitoe 1994). The two deposit types may be almost coeval within the resolution...types of economically important precious-metal deposit. With increasing geological control on sampling...adjacent host rocks to quartz+kaolinite/dickite±pyrophyllite±alunite (Summitville, Colorado; see Stoffregen |  | | Journal (article/letter/editorial) | | copper–gold deposit, Macedonia D. H. M. Alderton*1 and T. Serafimovski2 The Plavica Cu–Au deposit in Macedonia...represents a high sulphidation, epithermal deposit. Although the deposit is currently considered uneconomic,...close magmatic association suggests a porphyry Cu deposit may be present at depth. Keywords: Plavica, Macedonia...inclusions Introduction The Plavica copper–gold deposit in the former Yugoslav Republic of Macedonia has...work carried out on this deposit, little has been published and the deposit is still poorly characterised |  | Sahlström, Fredrik, Chang, Zhaoshan, Arribas, Antonio, Dirks, Paul, Johnson, Craig A., Huizenga, Jan Marten, Corral, Isaac (2020) Reconstruction of an Early Permian, Sublacustrine Magmatic-Hydrothermal System: Mount Carlton Epithermal Au-Ag-Cu Deposit, Northeastern Australia. Economic Geology, 115 (1) 129-152 doi:10.5382/econgeo.4696 | Journal (article/letter/editorial) | | Magmatic-Hydrothermal System: Mount Carlton Epithermal Au-Ag-Cu Deposit, Northeastern Australia Fredrik Sahlström,1,2,†...Geological Sciences, University of Texas at El Paso, El Paso, Texas 79968, USA 6U.S. 7Department Geological...08193, Spain Abstract The Mt. Carlton Au-Ag-Cu deposit, northern Bowen basin, northeastern Australia,...high-sulfidation epithermal mineralization. The deposit formed in the early Permian and comprises vein-...elsewhere. Introduction The Mt. Carlton Au-Ag-Cu deposit is located within an extensively mineralized, lower |  | Sahlström, Fredrik, Arribas, Antonio, Dirks, Paul, Corral, Isaac, Chang, Zhaoshan (2017) Mineralogical Distribution of Germanium, Gallium and Indium at the Mt Carlton High-Sulfidation Epithermal Deposit, NE Australia, and Comparison with Similar Deposits Worldwide. Minerals, 7 (11) 213 doi:10.3390/min7110213 | Journal (article/letter/editorial) | | at the Mt Carlton High-Sulfidation Epithermal Deposit, NE Australia, and Comparison with Similar Deposits...at the Mt Carlton high-sulfidation epithermal deposit in NE Australia, using electron probe microanalysis...deposits. The northern Bowen Basin is a metallogenic province related to Permocarboniferous magmatism in NE...sequence (Figure 1; [30]). The most significant deposit in the northern Bowen Basin, and the only one currently...currently in production, is the Mt Carlton HS deposit. Mt Carlton was discovered in 2006, and as of December |
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