 | Chiaradia, M., Tripodi, D., Fontbote, L., Reza, B. (2008) Geologic Setting, Mineralogy, and Geochemistry of the Early Tertiary Au-Rich Volcanic-Hosted Massive Sulfide Deposit of La Plata, Western Cordillera, Ecuador. Economic Geology, 103 (1) 161-183 doi:10.2113/gsecongeo.103.1.161 | Journal (article/letter/editorial) | | Volcanic-Hosted Massive Sulfide Deposit of La Plata, Western Cordillera, Ecuador M. CHIARADIA,† D. TRIPODI, L. FONTBOTÉ...MINERA S.A., Isabel La Católica No. 882 y Cordero, Quito, Ecuador Abstract La Plata is, economically,...sulfide (VHMS) deposits of the Western Cordillera of Ecuador, with preliminary estimated reserves of 840,000...the Chimbo-Toachi shear zone in the late Eocene. La Plata displays a typical VHMS vertical zonation, from...zone situated a few kilometers to the east of La Plata. The main ore minerals are pyrite, chalcopyrite |  | | Journal (article/letter/editorial) | | : V. Bécu Geological Survey of Canada, 490 rue de la Couronne, Quebec City, QC G1K 9A9, Canada e-mail:...tonnages, as an open pit operation will typically mine large tonnages at lower grades, illustrating the...Similarly, the VMS deposits of the Macuchi Belt in Ecuador are particularly rich in gold (Chiaradia and Fontboté...Lemoine, Quebec; Guha 1984; Guha et al. 1988; La Plata, Ecuador; Chiaradia et al. 2008; Iron King, Arizona;...Lake Camps; Caribou in the Bathurst Mining Camp; La Zarza in the Iberian Pyrite Belt; Greens Creek in |  | Amar, Agustina, Massello, Francisco L., Costa, Cristina S., Castro, Camila, Donati, Edgardo R. (2022) Bioleaching of a Chalcocite-Dominant Copper Ore from Salta, Argentina, by Mesophilic and Thermophilic Microorganisms. Minerals, 13 (1) 52 doi:10.3390/min13010052 | Journal (article/letter/editorial) | | CINDEFI (CCT La Plata-CONICET, UNLP), Facultad de Ciencias Exactas, Universidad Nacional de La Plata (UNLP)...(UNLP), Calle 47 y 115, La Plata 1900, Argentina Correspondence: castro.camila@biotec.quimica.unlp.edu.ar These...ore for copper extraction; therefore, the copper mine industry faces the need to develop suitable technologies...s.l. in Los Andes Department, Northwest Salta Province, Argentina. Currently, First Quantum Minerals...project is located in the Puna region of Salta Province, Argentina, at 3560 m.a.s.l. (24◦ 530 33” S 67◦ |  | | Journal (article/letter/editorial) | | 2016 Figure 2. Postcard view of the Tenderfoot mine (about 19131, Esterbrook copper district, Albany...and Grace Dyck and wus titled “The Sunrise Iron Mine near Hartville, Wyoming”; it appeared in the MaylJune...and quartz. Buttes: see The Buttes. Centennial (La Plata) gold district, 27 miles W of Laramie on State...White SWiiIl mine>: aLurite, bornite, clialcocite. chiilcop) rite, copper (native). covellite, cuprite,...Rambler mine [leiit L>oiigliis Creek (sec. 33. T. IS N., R. 79 W.), Blanche mine. ;iiirl Duchess mine: iitacamite |  | | Report (volume) | | COUNTY Locality 1.-Gold Hill district, Copper King mine. Bravoite, cobaltite, garnierite, morenosite, pentlandite...pentlandite, polydymite, and violarite. The Copper King mine is three-fourths mile southwest of Gold Hill and...COUNTY Locality 1.-Browns Creek area, California mine. Beryl, brannerite, ferrimolybdite, .fluorite, jarosite...molybdenite, quartz (clear to smoky), and rutile. The mine is 2 miles southwest of Mount Antero, at an altitude...Chalk Creek. Locality 2.-Turret district, Calumet mine. Beryl, columbite, corundum (var. sapphire), diopside |  | | Journal (article/letter/editorial) | | are thoseof Commern and Mechernich,not far from Aix-la-Chapelle, in Prussia. Lead ores have been mined here... 19o5, pp. 221-232. Emroohs,W. H., "The Cashin Mine," Bull. U.S. Geol. Survey No. 285, I9O6,'pp. 125-128...oxidized copperores are frequently seen in the La Plata sandstone. North of the Coloradothey appearin...southwesternColoradocopperis widely distributedin the La Plata sandstone(Jurassic) often with vanadiumores. W...W.H. Emmons has described the Cashin Mine in this formation near Placerville. The ores are here |  | Paar, Werner H., Topa, Dan, Roberts, Andrew C., Criddle, Alan J., Amann, Gerhard, Sureda, Ricardo J. (2002) The new mineral species brodtkorbite, Cu2HgSe2, and the associated selenide assemblage from Tuminico, Sierra de Cacho, La Rioja, Argentina. The Canadian Mineralogist, 40 (1) 225-237 doi:10.2113/gscanmin.40.1.225 | Journal (article/letter/editorial) | | SELENIDE ASSEMBLAGE FROM TUMINICO, SIERRA DE CACHO, LA RIOJA, ARGENTINA WERNER H. PAAR§ AND DAN TOPA Institut...deposit, Sierra de Cacho (Sierra de Umango) district, La Rioja, Argentina. The selenide assemblage also contains...Professor at the universities of Buenos Aires and La Plata, Argentina, for her outstanding contributions...de Cacho (Cerro Cacho), Sierra de Umango, La Rioja Province, Argentina. § E-mail address: werner.paar@sbg... 226 THE CANADIAN MINERALOGIST SOMMAIRE La brodtkorbite, dont la composition idéale est Cu2HgSe2, est une |  | Páez, G.N., Ruiz, R., Guido, D.M., Ríos, F.J., Subias, I., Recio, C., Schalamuk, I.B. (2016) High-grade ore shoots at the Martha epithermal vein system, Deseado Massif, Argentina: The interplay of tectonic, hydrothermal and supergene processes in ore genesis. Ore Geology Reviews, 72. 546-561 doi:10.1016/j.oregeorev.2015.07.026 | Journal (article/letter/editorial) | | Universidad Nacional de La Plata Calle 64 esquina Calle 120, (1900) La Plata, Provincia de Buenos Aires...(31270-901) Belo Horizonte, Brazil e Depto. de Ciencias de la Tierra, Universidad de Zaragoza, Edificio de Geológicas...Isótopos Estables, Facultad de Ciencias, Plaza de la Merced s/n, (E-37008) Salamanca, Spain b a r t i...of the Martha mine epithermal deposit (Deseado Massif, Patagonia, Argentina). The mine was active from...highest-grade portions of the ore-shoots found at the mine. Finally, a post-mineral supergene phase defined |  | | Journal (article/letter/editorial) | | journal homepage: www.elsevier.com/locate/oregeorev La Josefina Au–Ag deposit (Patagonia, Argentina): A Jurassic...Nacional de La Plata, Instituto de Recursos Minerales (INREMI), Calle 64 y 120, B1900FWA, La Plata, Argentina...Nacional de La Plata, Instituto de Recursos Minerales (INREMI), Calle 64 y 120, B1900FWA, La Plata, Argentina...Au–Ag veins Patagonia Argentina a b s t r a c t The La Josefina Jurassic epithermal Au–Ag deposit located...mineralization fluids. Such distinct features place the La Josefina deposits in a hot spring environment with |  | Franchini, Marta, Impiccini, Agnes, Lentz, David, Ríos, Francisco Javier, O'Leary, Sol, Pons, Josefina, Schalamuk, Abel Isidoro (2011) Porphyry to epithermal transition in the Agua Rica polymetallic deposit, Catamarca, Argentina: An integrated petrologic analysis of ore and alteration parageneses. Ore Geology Reviews, 41 (1) 49-74 doi:10.1016/j.oregeorev.2011.06.010 | Journal (article/letter/editorial) | | Naturales y Museo, Universidad Nacional de La Plata, La Plata, Argentina b c a r t i c l e i n f o Article...anatase halo (phyllic alteration) with pyrite + covellite that suggests fluids with temperatures ≤360 °C...zunyite as breccia cement along with abundant covellite + pyrite + enargite± native sulfur ± kuramite...porphyry-epithermal Cu–Au–Mo deposit is located in Catamarca province of Argentina, 25 km north of Andalgalá (27° 26′...a world-class Cu–Au–Mo deposit, soon to become a mine. It has an estimated resource total 797 Mt of 0 |  | Márquez-Zavalía, M. F., Vymazalová, A., Galliski, M. Á., Watanabe, Y., Murakami, H. (2020) Indium-bearing paragenesis from the Nueva Esperanza and Restauradora veins, Capillitas mine, Argentina. Journal of GEOsciences, 65 (2) 97-109 | Journal (article/letter/editorial) | | Nueva Esperanza and Restauradora veins, Capillitas mine, Argentina María Florencia MÁRQUEZ-ZAVALÍA1,2*,...of the twenty-three veins described at Capillitas mine, an epithermal precious- and base-metal vein deposit...several deposits. These include two world-class (La Alumbrera and Agua Rica) and some smaller (e.g.,...few epithermal deposits (Farallón Negro, Alto de la Blenda, Cerro Atajo and Capillitas). The main hypogene...editor: J. Zachariáš 1. Introduction The Capillitas mine is an intermediate sulfidation epi thermal precious- |  | | Journal (article/letter/editorial) | | (tetrahedrite, bornite, colusite, Ag-bearing gold, covellite) and sulfide minerals enriched in the epithermal...New Brunswick, McClenaghan et al. 2006, 2009; Ming Mine, New- foundland, Brueckner et al. 2014). In particular..., Wetar, Indonesia, Scotney et al. 2005; La Plata, Ecuador, Chiaradia et al. 2008). Herein, a documentation...ablation inductively coupled plasma mass spectrometry (LA-ICP-MS). These data provide detailed documentation...ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) at QFIR from a subset of the samples analyzed |  | | Journal (article/letter/editorial) | | author unless otherwise noted Figure 1. Camp Bird mine, level 2, Sneffels district, Ouray County. Raines-Pettem...mineralogy, geology, and mining history. Figure 4. Covellite from the Summitville district, Rio Grande County...with chalcopyrite and galena from the Camp Bird mine. CSM Geology Museum specimen. veins of the central...subduction/collision/intrusive igneous event between the Wyoming Province plate and an unnamed plate located to the (present-day)...tennantite) on pyrite from the Phoenix-Burroughs mine, Central City district, Gilpin County. Specimen |  | | Journal (article/letter/editorial) | | silver and fischesserite along with secondary covellite, idaite, berzelianite, native Se and secondary...chalcopyrite, arsenopyrite, tetrahedrite-tennantite, covellite and digenite and the gangue consists of a quartz...limonites along with secondary chalcocite and covellite (Cardó, 1999). K/Ar dating on the subvolcanic...deposit occurs in an F-rich silicic large igneous province (Mc Phie et al., 2011). IOCG deposits in the Andean...the Mesozoic Patagonian Silicic Large Igneous Province that resulted from the crustal melting linked |  | | Journal (article/letter/editorial) | | extend along a 80-km NW-SE-trending belt, between La Carolina and Sierra del Morro. Several gold deposits...certain areas, such as at La Carolina, Cerro Tiporco, and Sierra del Morro. At La Carolina, phreatomagmatic...contents, and arc-like Ba/La and La/Ta ratios, indicate an arc signature. In the La Carolina zone, the most...most important mineralization is the La Carolina volcanic-hosted, low-sulfidation, epithermal gold deposit...southeastern flat-slab Andean segment of the San Luis province of northwestern Argentina, extending from 28° |  | | Report (issue) | | Geology and Ore Deposits of the La Plata District Colorado By EDWIN B. ECKEL with sections by J. S. WILLIAMS...Lithology along the Animas River. _ _ _ Lithology in La Plata district _ _______ Permian system____________________________...along the Animas River._____ Localities in the La Plata quadrangle __ Collections from the Rico formation_____...its tributaries..__________ Localities in the La Plata quadrangle __ Interpretation of the Rico collections...San Juan region as a whole __________________ La Plata district _ . ___ _ ____-____ _ 22 23 23 24 24 |  | Zhao, Xu, Fu, Lebing, Wei, Junhao, Huizenga, Jan M, Liu, Yan, Chen, Jiajie, Wang, Dianzhong (2021) Generation and structural modification of the giant Kengdenongshe VMS-type Au-Ag-Pb-Zn polymetallic deposit in the East Kunlun Orogen, East Tethys: Constraints from geology, fluid inclusions, noble gas and stable isotopes. Ore Geology Reviews, 131. 104041pp. doi:10.1016/j.oregeorev.2021.104041 | Journal (article/letter/editorial) | | galena, sphalerite, chalcopyrite, tetrahedrite and covellite. Gold is present as electrum, kustelite and native...from the Abitibi greenstone belt is supported by mine sequence stratigraphy, but later deformation and...chalcopyrite, and minor amounts tetrahedrite and covellite (Fig. 6). The pyrites are subdivided into two...sphalerite; Py: pyrite; Te: tetrahedrite; Cov: covellite. Fig. 7. Profile map of the L0 in Fig. 3 showing...sphalerite; Py: pyrite; Te: tetrahedrite; Cov: covellite. with the conditions of a VMS deposit (e.g. Dubé |  | | Journal (article/letter/editorial) | | High-Sulfidation Epithermal Gold Mineralization at the La Bodega and La Mascota Deposits, Northeastern Cordillera...Calle 9, Ciudadela Universitaria Abstract La Bodega and La Mascota are Plio-Pleistocene high- to int...vicinity of the epithermal deposits. As of 2010, La Bodega and La Mascota contained an inferred resource of...with the right lateral strike-slip La Baja fault. Mineralization at La Bodega is composed of vein networks...networks and tectonic-hydrothermal breccias while at La Mascota it is largely contained in tabular, fault-controlled |  | | Journal (article/letter/editorial) | | marcasite. Clusters of framboids are cemented by covellite which also occurs as small idiomorphic grains...quantities of framboidal pyrite, chalcopyrite, covellite and native copper grains are visible, however...organic soils. A typical pyrite framboid shown in Plate la, is 20-30 ~m in diameter and consists of a spherical...cluster shown in Plate ic and is enclosed by the covellite which fills the interstices between framboids...than pyrite. Syngenetic Sulphide Minerals Plate la-f. F r a m b o i d a n d sulphide grain textures |  | Borba, Maurício Liska, Chemale, Farid, Kawashita, Koji, Takehara, Lucy, Babinski, Marly, Bruckman, Matheus (2016) The Bajo de la Alumbrera and Agua Rica Cu–Au (Mo) porphyry deposits of Argentina: Genetic constraints on ore formation and sources based on isotope signatures. Ore Geology Reviews, 75. 116-124 doi:10.1016/j.oregeorev.2015.12.010 | Journal (article/letter/editorial) | | The bajo de la alumbrera and Agua Rica Cu-Au (Mo) porphyry deposits of Argentina: Genetic... Babinski, Marly, Bruckman, Matheus, The bajo de la alumbrera and Agua Rica Cu-Au (Mo) porphyry deposits...journal pertain. ACCEPTED MANUSCRIPT The Bajo de la Alumbrera and Agua Rica Cu-Au (Mo) porphyry deposits...information on two of CE P these deposits, Bajo de la Alumbrera and Agua Rica, the latter having an epithermal...crustal component is more evident than at Bajo de la Alumbrera, possibly because of the assimilation of |  | Mogessie, A., Gallien, F., Bernhard, F., Bauer, C., Castro de Machuca, B., Meissl, E., Bjerg, E., Delpino, S. (2009) GREENOCKITE AND ASSOCIATED SULFIDE MINERALIZATION FROM THE CALEDONIA GROUP MINES, BLANCA CREEK, LA HUERTA RANGE, SAN JUAN PROVINCE, ARGENTINA. The Canadian Mineralogist, 47 (1) 129-141 doi:10.3749/canmin.47.1.129 | Journal (article/letter/editorial) | | CALEDONIA GROUP MINES, BLANCA CREEK, LA HUERTA RANGE, SAN JUAN PROVINCE, ARGENTINA Aberra MOGESSIE§, Florian...Universidad Nacional de San Juan, Av. Ignacio de la Roza y Meglioli, C.P. 5407, Rivadavia, San Juan,...pyrrhotite ± bornite ± tennantite ± tetrahedrite ± covellite ± chalcocite ± aikinite ± wittichenite ± matildite...Group mines, Marayes mining district, La Huerta Range, San Juan province, Argentina, based on reflected light...occurrence, sulfide parageneses, Caledonia Group mines, La Huerta, Argentina. Sommaire Nous documentons des |  | | Book | | . . . . . . . . 147 X Contents El Aguilar Mine: An Ordovician Sediment-Hosted Stratiform Lead-Zinc.... . . . . . . . . . . . . . . . . . . 175 The "La Helvecia" Pb, Zn, and Barite Deposit, Argentina A.... . . . . . . . . . . . . . . . . 279 Machcan Mine: A Pb-Zn Ore Deposit in Pucara Sediments of the... Contents Sulfur Isotope Studies in the Zinc-Lead Mine San Vicente, Central Peru H. Gorzawski, L. Fontbote... . . . . . . . . . . . . . . . . . . . . . 353 La Negra-Coquimbana Manganiferous District, Southern |  | | Journal (article/letter/editorial) | | sulfide species Enargite, luzonite, famatinite, covellite Main metals Au, Ag, Cu, As, Sb, Zn, Pb, Bi,...Cripple Creek, Colorado, Thompson et al., 1985; La Plata County, Colorado, Saunders and May, 1986; Boulder... rocks of the Oligocene-Miocene Greek Rhodope province (Fig. 1) (Dimou et al., 1994; Voudouris and Arikas...deposits Ore deposits in northeastern Greece (Rhodope province and Limnos Island) were formed during the final...Perugini et al., 2004). Felsic members in the Rhodope province are considered to be crustal anatectic products |  | Dejonghe, Léon, Darras, Benoît, Hughes, Guillermo, Muchez, Philippe, Scoates, James S., Weis, Dominique (2002) Isotopic and fluid-inclusion constraints on the formation of polymetallic vein deposits in the central Argentinian Patagonia. Mineralium Deposita, 37 (2) 158-172 doi:10.1007/s00126-001-0225-8 | Journal (article/letter/editorial) | | Santa Cruz and Tierra del Fuego provinces. Chubut province, the focus of this study, is situated between...Argentinian Patagonia, within a part of Santa Cruz province known as the Deseado Massif (Genini 1988). Schalamuk...that the Deseado Massif is a metallogenic sub-province with excellent potential for economic occurrences...systems, similar to those deposits in Santa Cruz Province. This study is based on a field collaboration between...and studied (eight in Chubut province and one in northern Rio Negro province) during a field campaign in |  | Borg, G., Karner, K., Buxton, M., Armstrong, R., Merwe, S. W. v. d. (2003) Geology of the Skorpion Supergene Zinc Deposit, Southern Namibia. Economic Geology, 98 (4) 749-771 doi:10.2113/gsecongeo.98.4.749 | Journal (article/letter/editorial) | | between the Kalahari cratonic province and the Rio de la Plata cratonic province. The metavolcanic and subvolcanic...and some 15 km north-northwest of the Rosh Pinah mine in the southernmost Namib Desert, Namibia (Fig....Ocean which, subsequently, separated the Rio de la Plata craton to the west from the Angola and Kalahari...Porto Allegre Felic iano Fold Belt ? Rio de la Plata Craton Congo Craton Damara Fold Belt 20' Windhoek... Kalahari Craton Skorpion Rosh Pinah Mar del Plata 30' 40' 0 60' 500 km FIG. 2. Regional location |
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