 | | Report (issue) | | Geology—Mexico. 2. Geology, Structural—Mexico. 3. Faults (Geology)—Mexico. 4. Ore deposits—Mexico. I. Alaniz-Álvarez.... . 233 R.S. Molina-Garza and A. Iriondo 8. The San Marcos fault: A Jurassic multireactivated basement...Bigot-Cormier, A. Chabert, and J. Bourgois 10. The Taxco–San Miguel de Allende fault system and the Trans-Mexican...which bound the plateau: the San Luis–Tepehuanes fault and the Taxco– San Miguel de Allende fault system...Mojave-Sonora megashear (Molina-Garza and Iriondo), the San Marcos fault (Chávez-Cabello et al.), and the Trans-Mexican |  | | Journal (article/letter/editorial) | | referred mainly to fossils, formed by calcite and pyrite, it also included pseudomorphs in the “mineral...a primary mineral also discovered, and later the San Guillermo vein, which, exists, but it is much rarer...(Germany), Fresnillo in Zacatecas and acanthite appeared, so that since 1980 Fresnillo and San Juan de Rayas in...in Guanajuato (Mexico) and has become the richest silver mine in the world, in more recently Bou Azzer...these recent San Carlos mines had ceased vein. The San Juan production by the de Rayas mine in time of |  | Canet, Carles, González-Partida, Eduardo, Camprubí, Antoni, Castro-Mora, Jesús, Romero, Francisco Martín, Prol-Ledesma, Rosa María, Linares, Carlos, Romero-Guadarrama, Juan A., Sánchez-Vargas, Lilia I. (2011) The Zn–Pb–Ag skarns of Zacatepec, Northeastern Oaxaca, Mexico: A study of mineral assemblages and ore-forming fluids. Ore Geology Reviews, 39 (4) 277-290 doi:10.1016/j.oregeorev.2011.03.007 | Journal (article/letter/editorial) | | Zn–Pb–Ag skarns of Zacatepec, Northeastern Oaxaca, Mexico: A study of mineral assemblages and ore-forming...Antoni Camprubí c, Jesús Castro-Mora d,e, Francisco Martín Romero c, Rosa María Prol-Ledesma a, Carlos Linares...Universitaria, Delegación Coyoacán, 04510 México D.F., Mexico Centro de Geociencias, Universidad Nacional Autónoma...Juriquilla 3001, 76230 Santiago de Querétaro, Qro., Mexico c Instituto de Geología, Universidad Nacional Autónoma...Universitaria, Delegación Coyoacán, 04510 México D.F., Mexico d Posgrado en Ciencias de la Tierra, Universidad |  | Kojima, Shoji, San Martín, María Constanza, Nagase, Toshiro, Nakashima, Daisuke, Bisso, Claudio, Menzies, Andrew (2021) Distribution of gold and silver and its relation with hypogene ore minerals in the Esperanza porphyry deposit, Antofagasta Region, Chile. Resource Geology, 71 (1). 80-90 doi:10.1111/rge.12250 | Journal (article/letter/editorial) | | Region, Chile Shoji Kojima1 | María Constanza San Martín1 Daisuke Nakashima3 | | Toshiro Nagase2...Email: skojima@ucn.cl Funding information Esperanza mine geologists Abstract Modes of occurrence of Au-...K-feldspar, and magnetite (Bisso et al., 2009; San Martín, 2016; Magna, 2017). The anhydrite layer exhibits...plagioclase, quartz, biotite, and hornblende (San Martín, 2016). A dark brown hydrothermal breccias unit... chalcopyrite, and trace amounts of bornite (San Martín, 2016). Principal hydrothermal alteration is |  | Siesgesmund, Siegfried, López-Doncel, Rubén, Sieck, Pascal, Wilke, Hendrik, Wemmer, Klaus, Frei, Dirk, Oriolo, Sebastián (2018) Geochronological and geochemical constraints on the genesis of Cu-Au skarn deposits of the Santa María de la Paz district (Sierra del Fraile, Mexico) Ore Geology Reviews, 94. 310-325 doi:10.1016/j.oregeorev.2018.02.010 | Journal (article/letter/editorial) | | deposits of the Santa María de la Paz district (Sierra del Fraile, Mexico) Siegfried Siesgesmund, Rubén López-Doncel...deposits of the Santa María de la Paz district (Sierra del Fraile, Mexico), Ore Geology Reviews (2018), doi:...deposits of the Santa María de la Paz district (Sierra del Fraile, Mexico) Siegfried Siesgesmund1, Rubén López-Doncel2...Universidad Autónoma de San Luis Potosí, Av. Manuel Nava 5, 78240 San Luis Potosí, Mexico 3 División de Geociencias... Camino a la Presa San José 2055, Lomas 4° Sección, 78216 San Luis Potosí, Mexico 4 Department of Earth |  | | Report (issue) | | thumbnail-size azurite specimen from the Christiana mine, Laurium, Attika, Greece, which I acquired at the...Greece generally and from the ancient Laurium district especially. Some of Christos’s Laurium azurite...from the very small 2017 find in the Christiana mine which yielded the specimens seen in Munich later...harm either: Azurite, 4.2 cm, from the Christiana mine, Laurium, Attika, Greece. Greekrocks specimen and...======== Azurite, 1.8 cm, from the Christiana mine, Laurium, Attika, Greece. Greekrocks specimen and |  | | Book | | Mining Towns of Colonial Mexico David M. Gitlitz University of New Mexico Press Albuquerque © 2019...2019 by the University of New Mexico Press All rights reserved. Published 2019 Printed in the United States...of colonial Mexico / David M. Gitlitz. Description: Albuquerque: University of New Mexico Press, [2019]...Crypto-Jews—Mexico—History—16th century. | Jews—Mexico—History—16th century. | Silver miners—Mexico—History—...y— 16th century. | Silver mines and mining—Mexico—History—16th century. Classification: LCC F1392.J4 |  | San Martín, Francisca, Valles, Ignacio, Kracht, Willy, Vargas, Tomás, Aguilar, Claudio (2021) Biodepression of Copper-Activated Pyrite with Acidithiobacillus ferrooxidans in Flotation with Fresh and Seawater. Minerals, 11 (10) 1039 doi:10.3390/min11101039 | Journal (article/letter/editorial) | | minerals Article Biodepression of Copper-Activated Pyrite with Acidithiobacillus ferrooxidans in Flotation...Flotation with Fresh and Seawater Francisca San Martín 1, * , Ignacio Valles 1 , Willy Kracht 2,3 , Tomás Vargas...1 1 2 3 4 * Citation: San Martín, F.; Valles, I.; Kracht, W.; Vargas, T.; Aguilar...Aguilar, C. Biodepression of Copper-Activated Pyrite with Acidithiobacillus ferrooxidans in Flotation with...ferrooxidans has been shown to be a good depressant of pyrite in freshwater and seawater flotation. However, |  | | Journal (article/letter/editorial) | | com/locate/oregeorev Mesozoic orogenic gold deposits in Mexico Aldo Izaguirre a,⁎, Antoni Camprubí b, Alexander...Boulevard Juriquilla 3001, 76230 Juriquilla, Querétaro, Mexico Instituto de Geología, Universidad Nacional Autónoma...México, Ciudad Universitaria, 04510 México, D.F., Mexico c Centro de Geociencias, Universidad Nacional Autónoma...Boulevard Juriquilla 3001, 76230 Juriquilla, Querétaro, Mexico d Department of Geological Sciences, Jackson School...s t r a c t Although orogenic gold deposits in Mexico were mostly formed during the Cenozoic, they started |  | Camprubi, A., Gonzalez-Partida, E., Iriondo, A., Levresse, G. (2006) MINERALOGY, FLUID CHARACTERISTICS, AND DEPOSITIONAL ENVIRONMENT OF THE PALEOCENE EPITHERMAL Au-Ag DEPOSITS OF THE EL BARQUENO DISTRICT, JALISCO, MEXICO. Economic Geology, 101 (1) 235-247 doi:10.2113/gsecongeo.101.1.235 | Journal (article/letter/editorial) | | EPITHERMAL Au-Ag DEPOSITS OF THE EL BARQUEÑO DISTRICT, JALISCO, MEXICO ANTONI CAMPRUBÍ,† EDUARDO GONZÁLEZ-PARTIDA...Carretera Querétaro-San Luis Potosí km. 15.5, A.P. 1-742, 76230 Santiago de Querétaro, Mexico ALEXANDER IRIONDO...Carretera Querétaro-San Luis Potosí km. 15.5, A.P. 1-742, 76230 Santiago de Querétaro, Mexico, and Department...Carretera Querétaro-San Luis Potosí km. 15.5, A.P. 1-742, 76230 Santiago de Querétaro, Mexico Abstract The...epithermal vein district is located in the southwestern part of the Sierra Madre Occidental of Mexico. It is made |  | Alfonso, Pura, Anticoi, Hernan, Yubero, Teresa, Bascompta, Marc, Henao, Laura, Garcia-Valles, Maite, Palacios, Silvia, Yáñez, Juan (2019) The Importance of Mineralogical Knowledge in the Sustainability of Artisanal Gold Mining: A Mid-South Peru Case. Minerals, 9 (6) 345 doi:10.3390/min9060345 | Journal (article/letter/editorial) | | gold occurs as micrometric grains encapsulated in pyrite and in minor amounts in other sulfides and quartz...quartz. Electrum is found mainly in fractures of pyrite and attains up to 35 wt. % Ag. In addition to these...gold tellurides also occur and they are abundant in San Luis. Gold processing is carried out by amalgamation...large mining companies, as in the case of Misky and San Cristobal (Figure 1). Typically, these miners have...and gangue from the mining sites. A sustainable mine operation should be safe, economically profitable |  | | Journal (article/letter/editorial) | | in quartz, generally accompanied by hübnerite, pyrite, chalcopyrite, and Bi- and Sn-bearing minerals...episodes. These six stages include: (I) dominant pyrite, quartz and alunite; (II) the major phases dominated...by pyrrhotite, arsenopyrite and marcasite, with pyrite, galena and sphalerite, are accompanied by quartz...(V) a stage of mineralization characterized by pyrite, sphalerite, marcasite and wurtzite; and (VI) scarce...bulk of the ore mineralization (~80 %) consists of pyrite, marcasite, galena, sphalerite, chalcopyrite, enargite |  | | Journal (article/letter/editorial) | | Acidithiobacillus ferrooxidans to Pyrite in Fresh and Saline Water Francisca San Martín * and Claudio Aguilar Department...the streaming potential of A. ferrooxidans and pyrite was measured in two environments: fresh and saline...Also, attachment kinetics of A. ferrooxidans to pyrite was studied in fresh and saline water at pH 4.... The results show that A. ferrooxidans and pyrite had lower streaming potentials (comparing absolute...the bacteria had a higher level of attachment to pyrite in fresh water than in saline water. The high ionic |  | Márquez-Zavalía, M. F., Bindi, L., Márquez, M., Menchetti, S. (2008) Se-bearing polybasite-Tac from the Martha mine, Macizo del Deseado, Santa Cruz, Argentina. Mineralogy and Petrology, 94 (1) 145-150 doi:10.1007/s00710-008-0001-x | Journal (article/letter/editorial) | | COMMUNICATION Se-bearing polybasite-Tac from the Martha mine, Macizo del Deseado, Santa Cruz, Argentina M. F...tetrahedrite, electrum and quartz at the Martha mine, an epithermal silver–gold deposit located adjacent...CRICYT, CONICET, Av. Ruiz Leal s/n, Parque Gral. San Martín (5500), Mendoza, Argentina e-mail: mzavalia@lab...De Lamar mine, Idaho, USA. 146 During a mineralogical study of samples from Martha mine, Santa Cruz...crystallographic characteristics of specimens from the Martha mine are given in this paper. The Martha ore deposit |  | Žáček, V., Janoušek, V., Ulloa, A., Košler, J., Huapaya, S., Mixa, P., Vondrovicová, L., Alvarado, G. E. (2011) The Late Miocene Guacimal Pluton in the Cordillera de Tilarán, Costa Rica: its nature, age and petrogenesis. Journal of GEOsciences, 56 (1) 51-79 | Journal (article/letter/editorial) | | Centroamericana de Geología, Universidad de Costa Rica (UCR), San José, Costa Rica Centre for Geobiology and Department...MINAET, Dirección de Geología y Minas, Apdo. 10104, San José, Costa Rica Área de Amenazas y Auscultación...Sísmica y Volcánica, PySA, ICE, Apdo. 10032-1000, San José, Costa Rica Corresponding author The Guacimal...partner (MINAET, Dirección de Geología y Minas, San José) in March 2010. The current paper represents...CHA leucogranite 10°16'01.9"N Ju98 with amphibole San Luis 84°49'32.7"W and biotite quartz, plagioclase |  | | Journal (article/letter/editorial) | | acidic pit lakes (Cueva de la Mora and San Telmo) from the Iberian Pyrite Belt in SW Spain. The work also includes...020 systems affected by mine-related pollution (acid mine drainage, acidic mine pit lakes) is fundamental...hydrochemical and biogeochemical evolution of acid mine drainage (AMD)-related systems. However, it is precisely...minerals such as jarosite, goethite, quartz, clays, or pyrite, are also present in the studied sediment samples...observed and reported in acid-mine drainage settings of the Iberian Pyrite Belt (IPB) during recent years |  | Voudouris, Panagiotis Christos, Spry, Paul G., Sakellaris, Gregory Aarne, Mavrogonatos, Constantinos (2011) A cervelleite-like mineral and other Ag-Cu-Te-S minerals [Ag2CuTeS and (Ag,Cu)2TeS] in gold-bearing veins in metamorphic rocks of the Cycladic Blueschist Unit, Kallianou, Evia Island, Greece. Mineralogy and Petrology, 101 (3) 169-183 doi:10.1007/s00710-011-0144-z | Journal (article/letter/editorial) | | was first described from the Bambolla deposit, Mexico (Criddle et al. 1989) but has been reported along...Altay (Aksenov et al. 1969), the intrusion-hosted San Martin deposit, Argentina (Paar and De Brodtkorb...polybasite (Voudouris and Spry 2008). The Kallianou district (Fig. 1) is part of the AtticCycladic-Pelagonian...near-surface levels (Neubauer 2005). The Kallianou mining district is famous for the exploitation of gold-silver-rich...region during slab retreat. The Kallianou mining district covers an area of about 50 square km at the southern |  | | Book | | Universidad Nacional Autónoma de México, Querétaro, Qro., Mexico Cristina I. Pereira Area de Ciencias del Mar, Universidad...the north, the Caribbean terranes (CAT), including San Jacinto (SJ) and Sinú (SN). 1.3 Pacific Terranes...terrane. 1.4 Caribbean Terranes (San Jacinto, Sinú) The San Jacinto terrane includes a thick pile...Sinú terrane is located outboard of San Jacinto and, as with San Jacinto, contains a thick sequence of...are Oligocene in age (as opposed to Paleocene in San Jacinto). 1.4.1 Guajira-Falcón Terranes (GU-FA) |  | | Book (edition) | | Antástida (3). c- en aguas termales: Baños de Talacasto, San Juan (4). El Sosneado, Mendoza (4). d- azufre biogénico:...Mina Pirquitas, Jujuy y en la Mina Santa Elena, San Juan (4). 48 Bibliografía: (1)- Lurgo Mayón, C...ixiolita. - en sistemas hidrotermales: 2- San Francisco de los Andes, San Juan (2). Brecha turmalínica Como inclusiones...Bi de la zona de oxidación. 3- Mina Los Cóndores, San Luis (3). Yacimiento hidrotermal. Asociada a bismutinita...the Bi, Cu mineralized breccia pipe San Francisco de los Andes, San Juan, Argentina. Economic Geology 64: |  | Cánovas, C.R., Peiffer, S., Macías, F., Olías, M., Nieto, J.M. (2015) Geochemical processes in a highly acidic pit lake of the Iberian Pyrite Belt (SW Spain) Chemical Geology, 395. 144-153 doi:10.1016/j.chemgeo.2014.12.007 | Journal (article/letter/editorial) | | processes in a highly acidic pit lake of the Iberian Pyrite Belt (SW Spain) C.R. Cánovas a,b,⁎, S. Peiffer...Environmental Sciences, University of Cádiz, Pol. Rio San Pedro s/n, 11510 Puerto Real, Cadiz, Spain Department...December 2014 Editor: Carla M Koretsky Keywords: San Telmo pit lake Schwertmannite transformation pH buffering...from a pit lake (San Telmo, 130 m deep) in the Iberian Pyrite Belt were investigated. San Telmo is a meromictic...12%) compared to most coal-mining pit lakes. In San Telmo sediments, iron reduction and sulfide oxidation |  | Echavarria, L., Nelson, E., Humphrey, J., Chavez, J., Escobedo, L., Iriondo, A. (2006) Geologic Evolution of the Caylloma Epithermal Vein District, Southern Peru. Economic Geology, 101 (4) 843-863 doi:10.2113/gsecongeo.101.4.843 | Journal (article/letter/editorial) | | Geologic Evolution of the Caylloma Epithermal Vein District, Southern Perú LEANDRO ECHAVARRIA,* ERIC NELSON...silver- and base metal-rich Caylloma epithermal district in the Tertiary volcanic belt of southern Perú...include quartz, calcite, rhodonite, rhodochrosite, pyrite and minor adularia, illite, barite, and helvite...precipitation: (1) early sugary quartz, chalcedony, pyrite; (2) manganese minerals; (3) quartz + sulfides;...system are exposed to the west and southwest in the district. Evidence from sulfur isotopes and high-salinity |  | | Journal (article/letter/editorial) | | and water contamination in surrounding areas. In mine wastes, molybdenum is liberated from sulfide mineral...Mo-metabolising bacteria have been isolated from mine wastes. However, laboratory and in-situ experiments...may be involved in the cycling of Mo in and from mine wastes, with good potential for bioremediation....remediation actions. Keywords: molybdenum; mining; mine waste; tailings; molybdenite; molybdate; powellite...porphyry and other types of Cu-bearing ores [1]. Global mine production of Mo is on the order of just over 200 |  | | Catalog/List | | 10:00 AM – 5:00 PM CT Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Session...5:00 PM ET LOT VIEWING Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Thursday...grow. 73001 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) Looking almost like...com/6150 73002 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) For those that have...750 73003 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) As if Momeik doesn’t |  | Sánchez-España, Javier, Ilin, Andrey M., Yusta, Iñaki, van der Graaf, Charlotte M., Sánchez-Andrea, Irene (2023) Fe(III) Biomineralization in the Surface Microlayer of Acid Mine Waters Catalyzed by Neustonic Fe(II)-Oxidizing Microorganisms. Minerals, 13 (4) 508 doi:10.3390/min13040508 | Journal (article/letter/editorial) | | Biomineralization in the Surface Microlayer of Acid Mine Waters Catalyzed by Neustonic Fe(II)-Oxidizing Microorganisms...Biomineralization in the Surface Microlayer of Acid Mine Waters Catalyzed by Neustonic Fe(II)-Oxidizing Microorganisms...water surface of lowflow or stagnant zones of acid mine drainage (AMD)-affected streams is probably among...samples found in different mine sites of the Iberian Pyrite Belt mining district (SW Spain), and the major...floating mineral films found in stagnant acidic mine waters represent hotspots of biosphere/hydrosphere/atmosphere |  | Song, Guoxue, Qin, Kezhang, Li, Guangming, Li, Xianhua, Qu, Wenjun (2013) Geochronology and Ore-Forming Fluids of the Baizhangyan W-Mo Deposit in the Chizhou Area, Middle-Lower Yangtze Valley, SE-China. Resource Geology, 63 (1) 57-71 doi:10.1111/j.1751-3928.2012.00210.x | Journal (article/letter/editorial) | | author: Kezhang Qin, No.19 Beitucheng XiLu,Chaoyang District, Beijing 100029, China. Email: kzq@mail.iggcas...et al., 1998). Mesozoic granitic rocks in the district are emplaced in the Paleozoic–Lower Triassic carbonate-rich...finegrained granite are main intrusions in the ore district (Fig. 2b). The fine-grained granite outcrop about...the form of rock tongue in the middle of the ore district and is featured with an equigranular texture....dikes and diabase dikes are present in the ore district. The W–Mo orebodies occur mainly within the contact |
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