 | Torró, Lisard, Melgarejo, Joan, Gemmrich, Laura, Mollinedo, Diva, Cazorla, Malena, Martínez, Álvaro, Pujol-Solà, Núria, Farré-de-Pablo, Júlia, Camprubí, Antoni, Artiaga, David, Torres, Belén, Alfonso, Pura, Arce, Osvaldo (2019) Spatial and Temporal Controls on the Distribution of Indium in Xenothermal Vein-Deposits: The Huari Huari District, Potosí, Bolivia. Minerals, 9 (5) 304 doi:10.3390/min9050304 | Journal (article/letter/editorial) | | (UB), C/ Martí i Franquès s/n, 08028 Barcelona, Spain; joan.carles.melgarejo.draper@ub.edu (J.C.M.); lauragemmrich...Villazón Nº 1995, Plaza del Bicentenario–Zona Central, La Paz, Bolivia; diva.moshi@gmail.com Department of...Barcelona, Spain; maria.pura.alfonso@upc.edu Colegio de Geólogos de Bolivia, Edificio Señor de la Exaltación...entre calles 1 y 2, Zona de Obrajes, Casilla 8941, La Paz, Bolivia; oarce.cgb@gmail.com Correspondence:...+51-912-617-691 Current address: Eloro Resources Ltd. Av. La Floresta 497, Of. 101, San Borja, Lima, Perú. Received: |  | | Journal (article/letter/editorial) | | La Marciana Jurassic sinter—implications for exploration for epithermal precious-metal deposits in Deseado...Jurassic siliceous sinter has been identified at La Marciana farm in southern Patagonia, Argentina. Fossil...Patagonia,. Field and textural characteristics of the La Marciana siliceous deposit provide unequivocal evidence...known fossil sinters. The 18O SMOW values obtained on La Marciana sinter range from 7.3 to 16‰ and could indicate...lower temperature of formation when compared with quartz-vein isotope data from the Cerro Vanguardia area—the |  | | Journal (article/letter/editorial) | | homogenization temperatures of fluid inclusions in quartz and carbonates of seventeen samples from nine veins...Homogenization temperatures of primary fluid inclusions in quartz and carbonates co-existing with Ag-rich tetrahedritess...and galena, along with euhedral arsenopyrite and quartz. The mineral assemblage of the second stage consists...is associated with galena, Agand Pb-sulfosalts, quartz and carbonates in banded to massive aggregates...temperatures of primary fluid inclusions trapped in quartz (235 to 350°C) (Gallego Hernández & Akasaka, 2007) |  | | Journal (article/letter/editorial) | | Minerales, UniÕersidad Nacional de la Plata, Calle 47 a 522, 1900 La Plata, Argentina b CONICET, Buenos...Subsecretaria de Mineria (Comodoro RiÕadaÕia), U. Nac. de la Patagonia, Patagonia, Argentina d CICBA, Buenos Aires...at the paleosurface, to intermediate Au–Ag-rich quartz veins, to base metal-bearing Au–Ag veins that represent...fossiliferous and tuffaceous volcaniclastic rocks of the La Matilde Formation, which unconformably overlies andesitic...widely-distributed clusters of Au- and Ag-bearing quartz veins that locally contain base metals. Most of |  | Jovic, Sebastián M., Guido, Diego M., Schalamuk, Isidoro B., Ríos, Francisco J., Tassinari, Colombo C. G., Recio, Clemente (2011) Pingüino In-bearing polymetallic vein deposit, Deseado Massif, Patagonia, Argentina: characteristics of mineralization and ore-forming fluids. Mineralium Deposita, 46 (3) 257-271 doi:10.1007/s00126-010-0324-5 | Journal (article/letter/editorial) | | by complex sulfide mineralogy, and a late Ag–Au quartz-rich vein type that crosscut and overprints the...Museo, Universidad Nacional de La Plata, Paseo del Bosque s/n, B1900FWA La Plata, Argentina S. M. Jovic...Nacional de Investigaciones Científicas y Técnicas, La Plata, Argentina e-mail: sjovic@inremi.unlp.edu.ar...Salamanca, Plaza de los Caídos s/n, 37008 Salamanca, Spain bearing polymetallic mineralization developed in...early polymetallic sulfide-rich veins and late quartz-rich veins. The sulfiderich veins contain In Zn |  | | Report (volume) | | east-central Puerto Rico, by Lynii Glover III______ The Matilde and Milagros Formations of early Tertiary age in...by Arthur E. Nelson and Othmar T. Tobisch_____. Matilde Formation.___________________________________________..._____________________________________________ Huachuca Quartz Monzonite, Huachuca Mountains, Cochise County,...showing location of Huachuca Mountains and Huachuca Quartz Monzonite._______ ni A18 20 25 30 IV CONTENTS...-^ , M t> 0 -S « d 5 o,^ d"a £g o3 £ s° £-; la r~) Q. a L O ^^ §0 § -go M dg s-a A12 CONTRIBUTIONS |  | Páez, G.N., Ruiz, R., Guido, D.M., Jovic, S.M., Schalamuk, I.B. (2010) The effects of K-metasomatism in the Bahía Laura Volcanic Complex, Deseado Massif, Argentina: Petrologic and metallogenic consequences. Chemical Geology, 273 (3) 300-313 doi:10.1016/j.chemgeo.2010.03.007 | Journal (article/letter/editorial) | | (INREMI), Universidad Nacional de La Plata, Calle 64 esquina Calle 120, (1900) La Plata, Provincia de Buenos...Minerales (INREMI) Calle 64 esquina Calle 120, (1900) La Plata, Provincia de Buenos Aires, Argentina. Tel...distribution of Jurassic volcanics and locations of mine sites and areas of metallogenic interest. analyzing...of the Bajo Pobre, Cerro León, Chon Aike and La Matilde formations. The Bajo Pobre Formation is characterized...Panza and Haller, 2002; Guido, 2004). Finally, La Matilde Formation is a homogeneous sequence of ash fall |  | | Book | | Aguilar, and Enrique Ledesma, and the late Srta. Matilde Poulat. Sr. Er¬ nesto Cervantes told us many things...Coral, and Turquoise by Matilde Poulat ....... 216 140. Two Pieces by Matilde Poulat ..... 217 141. Repousse...Silver Brooches by Matilde Poulat . . . 218 142. Silver Repousse Birds from Matilde Poulat (drawing) ...143. A Rosary Set with Turquoise and Coral by Matilde Poulat ......... 220 144. Brooches Designed by...horn and painted with a brown dye, from San Juan de la Isla; (d) a little old silver brooch picked up by |  | | Journal (article/letter/editorial) | | were determined for fluid inclusions in mostly quartz and partly sphalerite, cassiterite, and barite...deposits are divided into the five mining districts of La Paz, Oruro, Potosi, Quechisla, and Sud Lipez (Fig...employed for the fluid inclusion studies was mainly quartz (qz), the most common transparent mineral in the...1977; Sugaki et al. 1985). Because inclusions in quartz from the former type are too small (a few microns)...presented in this study. In the La Paz district, which is the southeastern part of La Paz city, specimens were |  | Vidal, Conrado Permuy, Guido, Diego M., Jovic, Sebastián M., Bodnar, Robert J., Moncada, Daniel, Melgarejo, Joan Carles, Hames, Willis (2016) The Marianas-San Marcos vein system: characteristics of a shallow low sulfidation epithermal Au–Ag deposit in the Cerro Negro district, Deseado Massif, Patagonia, Argentina. Mineralium Deposita, 51 (6) 725-748 doi:10.1007/s00126-015-0633-9 | Journal (article/letter/editorial) | | (INREMI), Universidad Nacional de La Plata, Calle 64 y 120, B1900FWA La Plata, Argentina 2 Department...Barcelona, Martí i Franquès, s/n, 08028 Barcelona, Spain 5 Department of Geosciences, Auburn University... rich initial episode (E1), an extended banded quartz episode with minor mineralization (E2), a barren...sulfide-rich bands showing crustiform-colloform quartz, adularia, and chlorite-smectite banding. During...continuing boiling conditions, and veins were filled by quartz and calcite during waning stages of the hydrothermal |  | | Report (chapter) | | analyses were performed in the environment of Ea. La Frisia-Cafiad6n de las Yeguas (Fig. 3). Microtectonic...(Fig. 4). This encompasses the Chon Aike and La Matilde formations (Sruoga 1989). The rocks form large...Baquer6 Fm. Bajo Grande Fm. Chon Aike Fro. / < La Matilde Fm. Bajo Pobre Fm. Roca Bianca Fm. Leona Fm...(Bankwitz & Bankwitz 1984) and sets of en-echelon quartz tension gashes. The faulted rocks are generally...by Godeas (1985) from the Upper Permian La Golondrina and La Juanita Formations in the eastern part of |  | Dietrich, Andreas, Gutierrez, Ronald, Nelson, Eric P., Layer, Paul W. (2012) Geology of the epithermal Ag–Au Huevos Verdes vein system and San José district, Deseado massif, Patagonia, Argentina. Mineralium Deposita, 47 (3) 233-249 doi:10.1007/s00126-010-0327-2 | Journal (article/letter/editorial) | | Deseado massif and hosts a number of epithermal Ag–Au quartz veins of intermediate sulfidation style, including...barren quartz and chalcedony are followed by a mottled quartz stage of coarse saccharoidal quartz with...The banded quartz–sulfide stage consists of sulfide-rich bands alternating with bands of quartz and bands...alteration. Gangue minerals are dominantly massive quartz intergrown with minor to accessory adularia. Epidote...José mine is a joint venture of Hochschild Mining plc (51%) and Minera Andes Inc. (49%). The mine went |  | | Journal (article/letter/editorial) | | silver–zinc mines and the San Cristobal silver–lead–zinc mine. The tin, gold, lead/zinc, antimony and copper ore...Capachos, 17: Urmiri/La Paz, 20: Geysir de Sajama, 21: Kasilla/Sajama, 22: Mina Matilde. The sample locations...between 18.7 g/kg (Challapata) and 6 mg/kg (Mina Matilde). Sulphate concentrations vary between 4 and 70...Obrajes Capachos Urmiri/La Paz Geysirs of Sajama Kasilla/Sajama Mina Matilde Or Or Or Al Al Al Occ Occ...Na-HCO3 type: (13) Chaqui, (17) Urmiri/La Paz, (22) Mina Matilde. – Na-Ca-SO4 -HCO3 : (9) Laguna Salada |  | | Journal (article/letter/editorial) | | 2), comprising the Bajo Pobre, Chon Aike, and La Matilde formations (Lesta and Ferello 1972; Guido 2004)...Negro; 3, Lomada de Leiva; 4, La Josefina; 5, Cap Oeste-COSE; 6, Joaquín; 7, La Manchuria; 8, Mina Martha;...Pingüino; 11, Las Calandrias; 12, Don Nicolás (a, La Paloma; b, Martinetas); 13, Cerro Moro; 14, Cerro...Bahía Laura Volcanic Complex, represented by the La Matilde Formation, are characterized by greatly increased...Joaquín, Lomada de Leiva, Lejano, and Libanesa) and quartz-deficient faults (e.g., Cap Oeste). Most deposits |  | Mugas Lobos, Ana Cecilia, Márquez-Zavalía, María Florencia, Lira, Raúl, Hernández, Laura Beatriz (2021) Mineralogy and microthermometry of the Escondida, Gabriela and Margarita mineralized structures from the Cerro Moro epithermal deposit, Deseado Massif, Argentina. Journal of South American Earth Sciences, 105. 103077pp. doi:10.1016/j.jsames.2020.103077 | Journal (article/letter/editorial) | | Margarita mineralized CIGEOBIO, CONICET. Av. Ignacio de la Roza 590 (oeste), Rivadavia. J5402DCS, San re 1...It is hosted by numerous structurally controlled quartz veins developed in close spatial and temporal relationship... respectively, show good development of bladed quartz replacement re textures with adularia crystals...mainly related to the dark grey, finely-grained quartz-muscovite veins from the stage 3 and to a lesser...occurred and lead to mineral deposition. Whitish quartz-adularia veinlets from the stage 4 may crosscut |  | Navarro Torres, Vidal Félix, Dinis da Gama, Carlos, Costa e Silva, Matilde, Neves, Paula Falcão, Xie, Qiang (2011) Comparative stability analyses of traditional and selective room-and-pillar mining techniques for sub-horizontal tungsten veins. International Journal of Minerals, Metallurgy, and Materials, 18 (1). 1-8 doi:10.1007/s12613-011-0392-2 | Journal (article/letter/editorial) | | Félix Navarro Torres1), Carlos Dinis da Gama1), Matilde Costa e Silva1), Paula Falcão Neves1), and Qiang...selective technique at the Portuguese Panasqueira Mine have been described. The traditional room-and-pillar...m4 m with a subsequent selective cutting of the quartz veins at the mid pillar of approximately 0.5 m...sub-horizontal narrow quartz veins with wolfram, gold, etc. such as the famous La Rinconada gold mine in the Peruvian...veins, with regard to Portuguese Panasqueira Wolfram Mine. In addition to performing the stability analysis |  | | Report (volume) | | stratified volcanic rocks of the San Sebastian, Central la Plata, and Rincon quadrangles of northwestern Puerto...Yauco Mudstone (Mattson, 1960,1967) in the Central la Plata and Eincon. quadrangles consists chiefly of...formation is at least 1,400 m thick in the Central la Plata quadrangle. The tuff breccias generally contain...Basalt overlies the Yauco Mudstone in the Central la Plata quadrangle. The two formations are concordant...(andesine); very small amounts of hornblende, pyroxene, quartz, pyrite, and magnetite; and a few red dense oxidized |  | | Report (issue) | | homogenization of fluid inclusions in types C and E quartz veinlets from ore zone in upper part of the Tanama...81SO values and equilibrium temperatures for two quartz-magnetite veinlets, Tanama deposit _________________...of daughter minerals in fluid inclusions within quartz, Tanama deposit ________________ 10. Temperatures...plagioclase, hornblende, and quartz in an aplitic-textured groundmass of quartz and sodic feldspar. The amphibole...tonalite porphyry stock. The deposit contains abundant quartz veins and disseminated chalcopyrite and has a |  | | Journal (article/letter/editorial) | | Universidad Nacional de La Plata, Instituto de Recursos Minerales (INREMI), Calle 64 y 120, La Plata (1900), Argentina...andesites, and reworked volcaniclastic rocks of the La Matilde Formation (Fig. 1; Echeveste et al. 2001; Guido...Guido, 2004; Guido et al. 2006). In broad terms, La Matilde strata, including fossil hot spring deposits...silver-bearing, mainly low-sulphidation-type epithermal quartz veins, and numerous hot spring occurrences (Fig...LU – La Unión; CN – Cerro Negro; CC – Cerro Contreras; LL – La Leona; NA – Cañadón Nahuel; LH – La Herradura; |  | | Report (volume) | | _________ Siria mine ________________________ ------------- __ ----Los Hornitos mine ______ ;_______...Francisco mine____________________________________ La Uni6n mine ________________ -----------------------(}u...Nicaragua-----------------------------------------------La Cadena prospect----------------------------------Chromite...pa district_____________________________________ La Gringa mine_______________________________ Corona...______ __ ____ ______ _ 48 48 49 50 51 51 51 La Paz mine ______ ---------------------------Cabanas di |  | | Journal (issue) | | Parijs en vooral het gebied rond Daméry en Fleury-la-Rivière in de Champagnestreek. Dankzij uitstekende...JOUY-EN-JOSAS (78). Salle du vieuw Marché, Place de la Marne. Beurs. SOUCHEZ (62). Salle des fêtes, rue...Parc Chanot. Beurs. LE BOURGET_DU-LAC (73). Salle de la Traverse. LINZ. Palais Kaufmännischer Verein, Bismarckstraße...Arizona, USA AGAB MINIBUL 45(1), 01.12 1-15 La cubanite 16-19 Le corindon CAHIER DES MICROMONTEURS...deel 3 521-544 The Wutong mine, Guangxi Zhuang, China 557-603 The Yaogangxian mine, Hunan Province, China |  | 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) | | (INREMI), Universidad Nacional de La Plata Calle 64 esquina Calle 120, (1900) La Plata, Provincia de Buenos...(31270-901) Belo Horizonte, Brazil e Depto. de Ciencias de la Tierra, Universidad de Zaragoza, Edificio de Geológicas...Zaragoza, Spain f Servicio General de Isótopos Estables, Facultad de Ciencias, Plaza de la Merced s/n...s/n, (E-37008) Salamanca, Spain b a r t i c l e i n f o Article history: Received 13 March 2015 Received...of the Martha mine epithermal deposit (Deseado Massif, Patagonia, Argentina). The mine was active from |  | | Journal (issue) | | Front cover: Sulfur on Aragonite, 25 cm Cozzodisi mine, Casteltermini, Agrigento, Sicily, Italy. Adalberto...Magdalensburg (Carinthia, Austria), where a series of quartz crystals were found at a settlement that can be...(Lombardy, northem Italy), a transparent and perfect quartz crystaldoubly terminated and about 2.5 cm in diameter-was...foothills of the Lombardy Alps (Pezzotta, 1999), where quartz occurs in a deposit very similar to that of the...in Italy. Throughout the 1600s and up to 1714, Spain directly maintained dominion over almost half of |  | | Journal (article/letter/editorial) | | minerals) and fluid inclusions of the El Zancudo mine in Colombia were investigated in order to analyze...examine the genesis of the deposit. The El Zancudo mine is a silver–gold deposit located in the western...temperatures (235–350°C) of primary fluid inclusions in quartz. The presence of muscovite in the altered host...bodies. This paper examines veins situated near the La Maria and Sierra Candela laccoliths in the Titiribí...study area. Two main bodies, the Sierra Candela and La Maria laccoliths, are exposed at the surface. The |  | | Book | | Empire of the German Nation - for Charles I of Spain, to make him Emperor Charles V in 1517. Jacob Fugger...Dr Cassio de Souza Melo and Eric de Champeaux de la Boulaye of Rio de Janeiro and Porto Velho, Rondônia...surrounding the nationalization, by Bolivia, of Mina Matilde, and for critical comments regarding the role of...and Vilma Salazar of Lima, Peru, Hans Tordoir of La Paz, Bolivia, Jorge Lazo of Santiago de Chile, and...Incas who introduced bronze.5 The famous cinnabar mine of Santa Barbara, near Huancavelica, Peru was, when |
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