 | | Journal (issue) | | Mexico ineralogical Record November-December 2003 ❖ Volume 34 Number 6 ❖ $20 Wayne & Dona Leicht,...Angles Mexico Special Issue III Los Lamentos Famous Mineral Localities: The Erupción/Ahumada Mine, Los...Los Lamentos District, Chihuahua, Mexico ...................................... 4 by W. E. Wilson Fresnillo...Fresnillo, Zacatecas, Mexico .............. 36 by T. C. Wallace & M. K. Hall-Wallace Las Vigas Famous Mineral...Localities: Las Vigas, Veracruz, Mexico .............. 55 by W. Lieber & Gerhard Frenzel Sierra de Cruces |  | | Journal (article/letter/editorial) | | world, instead of the nonexistent In 1975, the Santo Niño and Santa Elena veins were argentite. Acanthite...appeared are Schneeberg-Schlema Large amounts of pyrargyrite, stephanite, polybasite in Obersachsen (Germany)...Fresnillo and San Juan de Rayas in Guanajuato (Mexico) and has become the richest silver mine in the world, in...ceased vein. The San Juan production by the de Rayas mine in time of World War II. Guanajuato also In...very city In Morocco, the of Oberschlema Bou Azzer mine, itself, which finally already very had to be relocated |  | | Report (issue) | | Susana A. Alaniz-Álvarez Centro de Geociencias Universidad Nacional Autónoma de México Apartado postal 1-742...F. Nieto-Samaniego Centro de Geociencias Universidad Nacional Autónoma de México Apartado postal 1-742...issues of the Boletín de la Sociedad Geológica Mexicana, Volumen Conmemorativo del Centenario (ISSN 1405-3322)...Grandes Fronteras Tectónicas de México, and no. 2, Aspectos Históricos de la Geología en México, edited...Ángel F. Nieto-Samaniego; and no. 3, Temas Selectos de la Geología Mexicana, edited by Ángel F. Nieto-Samaniego |  | | Journal (article/letter/editorial) | | HYDROTHERMAL SYSTEM IN THE FRESNILLO SILVER DISTRICT, MEXICO: CONSTRAINTS FROM 40Ar/39Ar GEOCHRONOLOGY...Department, New Mexico Institute of Mining and Technology, Socorro, New Mexico 87801 2New Mexico Bureau of...Resources, New Mexico Institute of Mining and Technology, 801 Leroy Place, Socorro, New Mexico 87801 Abstract...and dikes are the youngest igneous rocks in the district. Spatial association of Tertiary volcanic rocks...sulfate alteration, and epithermal veins makes the district ideal for evaluating the temporal relations between |  | | Journal (article/letter/editorial) | | at: No. 19, Beitucheng Western Road, Chaoyang District, 100029 Beijing, P.R. China. E-mail address:... the most representative examples occurring in Mexico. The occurrence of the two subtypes of IS are largely...being the important source of precious metals for Mexico, the United States, Canada, Chile, Peru, Papua...based on a summary of 35 of epithermal deposits in Mexico, noting an atypical epithermal style with upper...polymetallic mineralization (Zn-Pb-Cu), largely located in Mexico (Camprubí and Albinson, 2007). 3. Distribution |  | | Journal (article/letter/editorial) | | chemical constraints on the nature of the proustite–pyrargyrite solid-solution series Luca Bindi,1,2,* Giovanni...proustite–pyrargyrite group by evaluating 32 natural samples of proustite and 27 samples of pyrargyrite from...crystal structure of the members of the proustite–pyrargyrite solid solution consists of two sets of spiral...compositional data support the concept that proustite–pyrargyrite solid solutions re-equilibrate and exsolve to...Sulfosalts, electron microprobe, proustite, pyrargyrite introduction Silver sulfosalts are an important |  | Camprubí, Antoni, Chomiak, Beverly A., Villanueva-Estrada, Ruth E., Canals, Àngels, Norman, David I., Cardellach, Esteve, Stute, Martin (2006) Fluid sources for the La Guitarra epithermal deposit (Temascaltepec district, Mexico): Volatile and helium isotope analyses in fluid inclusions. Chemical Geology, 231 (3) 252-284 doi:10.1016/j.chemgeo.2006.02.002 | Journal (article/letter/editorial) | | Guitarra epithermal deposit (Temascaltepec district, Mexico): Volatile and helium isotope analyses in...Martin Stute g a c Centro de Geociencias, Universidad Nacional Autónoma de México, Campus Juriquilla...Santiago de Querétaro, Qro., Mexico b Department of Earth and Environmental Science, New Mexico Institute...Institute of Mining and Technology, Socorro, New Mexico 87801, USA Department of Physics, Astronomy, and Geophysics...USA d Posgrado en Ciencias de la Tierra, Universidad Nacional Autónoma de México, Ciudad Universitaria |  | | Journal (article/letter/editorial) | | Department of Earth Sciences, University of Huelva, Campus de El Carmen, s/n, 21071, Huelva, Spain Department of...of Chemistry, University of Huelva, Campus de El Carmen, s/n, 21071, Huelva, Spain ARTICLE INFO Editorial...related to past-mining activities in major Ag-producing countries. During the mining, ore processing...The Ag concentration in surface soils impacted by mining is generally elevated to 100 times above the background...background levels (Jones et al., 1986). Apart from mining and smelting activities, traditional anthropogenic |  | | Journal (article/letter/editorial) | | Silver-Rich Polymetallic Veins of the Castrovirreyna District, Central Peru: Fault Growth and Mineralization...undulatory silver veins of the Castrovirreyna district, central Peru, formed in a dilatant, anastamosing...Creede district, Colorado (Stevens and Eaton, 1975); the No Conocida vein of the Colorada district, Mexico...(Albinson, 1988); and veins of the Fresnillo district, Mexico, are wavy in map view (Gemmell et al., 1988)...between faults and are important for exploration and mining of vein-type ore deposits. Bends and other irregularities |  | Chopard, , Marion, , Mermillod-Blondin, , Plante, , Benzaazoua, (2019) Environmental Impact of Mine Exploitation: An Early Predictive Methodology Based on Ore Mineralogy and Contaminant Speciation. Minerals, 9 (7) 397 doi:10.3390/min9070397 | Journal (article/letter/editorial) | | minerals Article Environmental Impact of Mine Exploitation: An Early Predictive Methodology Based on...1 Mostafa Benzaazoua 1, * 1 2 3 * and Institut de Recherche en Mines et Environnement (IRME), Université...QC J9X 5E4, Canada GeoRessources, ENSG, Université de Lorraine (UL), 54500 Vandoeuvre-lès-Nancy, France...Abstract: Mining wastes containing sulfide minerals can generate contaminated waters as acid mine drainage...environment department, at different stages in the mine development process. Moreover, environmental impact |  | | Journal (issue) | | Scovil photo. Vanadinite, 2.4 cm, from the Apache mine, Arizona. Collected by Evan Jones; Jeff Scovil photo...Miglioli photo. Fluorite, 7.4 cm, from the La Barre mine, France. Collected by Aubin Cosson; Niels Brouwer... from left: Caledonite, 1.1 cm, from the Reward mine, California. Collected by Jeff Lines; Ben DeCamp...Thrill of Discovery by Wendell Wilson Epilog: On Mine Safety UThe Field-CollectorsV Anthony J. Albini...the words of the original discoverers. Adelaide Mine, Tasmania, 1971, 2012 Albert Chapman wrote one such |  | | Book | | Bingham Canyon copper mine, Kennecott Utah Copper, September 2003. Photo courtesy of Rio Tinto plc. SPONSOR...of Economic Geologists Publications Board thanks Rio Tinto Exploration for its generous financial support...Magmatic-Hydrothermal History of the Río Blanco-Los Bronces District, Central Chile: Development of World’s Greatest...Chuquicamata District, Northern Chile Geologic Overview of the Escondida Porphyry Copper District, Northern...± Molybdenum Deposits of the Ertsberg-Grasberg District, Papua, Indonesia Clyde A. Leys, Mark Cloos, |  | | Journal (article/letter/editorial) | | mantle derived magmas have been found in either district (du Bray et 155 al., 2009; 2014). No evidence...the highest average Au grade at 16.7 g/t. The district was actively mined 168 from 1903 to 1947, and...sphalerite, galena, pyrite, chalcopyrite, argentite, pyrargyrite, polybasite, and 208 electrum; and (3) a late...mines (n = 244 7) or from mine dumps (n = 8) located within the main district (Table 1). The one exception...“silver minerals” consist of acanthite [Ag2S], pyrargyrite 255 [Ag3SbS3], and polybasite [(Ag,Cu)6(Sb |
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