 | | Journal (article/letter/editorial) | | Origin of the El Dragón Selenium Mineralization, Quijarro Province, Potosí, Bolivia Günter Grundmann...April 2017 Abstract: A re-examination of the El Dragón vein-type Se deposit using polarized light microscopy...by volcanic-hydrothermal activities around the Porco caldera, formation of the mineralization involved...endmember penroseite; vaesite; genetic sequence; El Dragón; Bolivia 1. Introduction Research on selenium minerals...for the two selenium occurrences in the Andes of Bolivia: Virgen de Surumi (also known as “Pacajake”) [12 |  | | Journal (article/letter/editorial) | | the south part of the Koashva open pit (Vostochnyi mine), Mt. Koashva, Khibiny alkaline complex in Kola...andorite homeotypic series from the Monte Arsiccio mine, Apuan Alps. European Journal of Mineralogy, 30...Arsiccio mine, Stazzema, Apuan Alps, Tuscany, Italy (43°58′16″N, 10°17′05″E). The Monte Arsiccio mine exploited...knowledge of magmatic activity in the Tuscan Magmatic Province and the related ore deposits, in particular, the...arsenic analogue of medaite, from the Molinello mine, Liguria, Italy: occurrence and crystal structure |  | | Journal (article/letter/editorial) | | Bi-sulfoselenotellurides in products of burning of coal-mine dump at Radvanice near Trutnov [31]. The exceptional...Litochleb et al. [49]. The extraction of material from mine dumps at some Příbram uranium mines (in particular...of 2005–2015 to monitor selenium minerals in the mine dump material and obtain more samples for a complex...16 (Háje). At that time, this was the deepest ore mine, vertically, in Europe. were constructed, which...indicate as “vein nodes”. the remarkable extent of the mine works in the Příbram uranium ore district: 23 km |  | Hazen, R. M., Golden, J., Downs, R. T., Hystad, G., Grew, E. S., Azzolini, D., Sverjensky, D. A. (2012) Mercury (Hg) mineral evolution: A mineralogical record of supercontinent assembly, changing ocean geochemistry, and the emerging terrestrial biosphere. American Mineralogist, 97 (7) 1013-1042 doi:10.2138/am.2012.3922 | Journal (article/letter/editorial) | | tetrahedra in metacinnabar and hypercinnabar (the wurtzite and sphalerite isomorphs of HgS, respectively)...including the New Almadén mine in Santa Clara County and the New Idria mine in San Benito County (two...mercury producers), represents a single mineralized province with ages restricted to the last 5.3 million years...070277, in massive and drusy quartz from the Socrates mine, Sonoma County, California; (b) cinnabar (HgS),...070463, with malachite and calcite, from the Tsumeb mine, Namibia. in the famous deposits of Broken Hill |  | | Journal (issue) | | COVELLITE crystal cluster, 3 cm across, From the Leonard mine, Butte, Montana. Frederick H. Pough collection;...the Butte mining camp, especially in the Kelley mine, was just full of vug holes . . . the holes, some...located in Butte, at the site of the old Orphan Girl mine. . . . So wrote a trainee miner, Jerry Dolph, concerning...an underground stope at Butte, Montana’s Kelley mine in the early 1970’s (Dolph, 1994). The wonderful...crystallized species, unusual associations, or individual mine localities. Similarly, the popular journals are |  | | Journal (issue) | | . . . . . . . 217 by A. R. Kampf The Dee North mine, Elko County, Nevada . . . . . . . . . . . . . ...crystal cluster, 13.6 cm, from the famous Malmberget mine, Gällivose, Lapland, Sweden. Peter Lyckberg collection;...Jackson to take over the operation of the Rock Candy mine (the subject of a 1981 article by Joe in the Mineralogical...District, Baja Calif. $10 v.29/#4 The Sweet Home Mine! 192 pages, 180 color photos! Spectacular! $20 ...info@trafford-flynn.com UK Mining Ventures Fluorite—Rogerley mine, Weardale, UK www.ukminingventures.com e-mail: Jef520@aol |  | | Journal (issue) | | 363 by J. Fisher History of the Tourmaline Queen mine, San Diego County, California . . . . . . . . ....cap” tourmalines discovered at the Tourmaline Queen mine, San Diego County, California, by Ed Swoboda and...web site at www.wmtucson.com DANBURITE – Aurora Mine, Charcas, SanLuis Potosi, Mexico When in Tucson...since their discovery over 100 years ago. The province ranks among the major gem-producing and specimen-producing...pegmatite minerals are also found throughout the province. Since the beginning of organized gem mining in |  | | Report (issue) | | .B3 Graph showing dates associated with all the mine sites on the U.S. Environmental Protection Agency’s...production, U.S. apparent consumption, and U.S. mine production of antimony from 1900 to 2012............................F2 Graph showing world cobalt mine and refinery production and apparent consumption.....................F2 Graph showing world cobalt mine production from 1950 to 2011......................F4. Pie chart showing percentage of world cobalt mine production in 2011, by country................. |
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