 | | 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) | | Chemical weathering [9] 1 Chukanov et al. (2004) Mandarinoite Fe2(SeО3)3·6H2O Chemical weathering [2] 13...Cacheuta Mine, Mendoza, Argentina; 2 – Virgen de Surumi mine, Potosí Department, Bolivia; 3 – El Dragón mine...mine, Potosí Department, Bolivia; 4 – Iron Monarch open cut, South Australia; 5 – Tolbachik volcano, Kamchatka...Kamchatka, Russia; 6 – Baccu Locci Mine, Sardinia, Italy; 7 – Musonoi Mine, Katanga (Shaba), Democratic Republic...Shinkolobwe Mine, Katanga (Shaba), Democratic Republic of Congo (Zaïre); 9 – Repete Mine, Utah, USA; |  | | Journal (article/letter/editorial) | | Cacheuta Vein-Type Se Mineralization, Mendoza Province, Argentina Günter Grundmann 1 and Hans-Jürgen...Cacheuta vein-type Se mineralization in the Mendoza Province predominantly consists of clausthalite, klockmannite...from Cacheuta from Argentinian Se deposits in the Province of La Rioja: (I) trachytic host rock fragments...be either Cu2 Se3 or Cu5 Se8 ), and possibly mandarinoite, mereheadite, orlandiite, and scotlandite as...in the Sierra de Cacheuta district, also known as el Cerro de Cacheuta, Minerals 2018, 8, 127; doi:10 |  | Lelet, Maxim I., Charykova, Marina V., Holzheid, Astrid, Ledwig, Brendan, Krivovichev, Vladimir G., Suleimanov, Evgeny V. (2018) A Calorimetric and Thermodynamic Investigation of the Synthetic Analogue of Mandarinoite, Fe2(SeO3)3·5H2O. Geosciences, 8 (11) 391 doi:10.3390/geosciences8110391 | Journal (article/letter/editorial) | | Thermodynamic Investigation of the Synthetic Analogue of Mandarinoite, Fe2(SeO3)3 ·5H2O Maxim I. Lelet 1 , Marina...were carried out on the synthetic analogue of mandarinoite. The low-temperature heat capacity of Fe2 (SeO3...precipitation in the form of solid phases. Keywords: mandarinoite; adiabatic calorimetry; heat capacity; entropy;... a synthetic analogue of mandarinoite, (Fe2 (SeO3 )3 ·5H2 O). Mandarinoite was found for the first time...time at Pacajake mine near Hiaco, Colquechaca, Bolivia [6], where it is associated with native selenium |  | | Journal (article/letter/editorial) | | Selenium-rich secondary minerals from the Baccu Locci mine (Sardinia, Italy) Italo Campostrini and Carlo M...Selenium-rich secondary minerals from the Baccu Locci mine (Sardinia, Italy). – N. Jb. Miner. Abh. (177): 37–...additional selenium oxysalts, such as francisite, mandarinoite, olsacherite, schmiederite and selenium-rich...sulfur have been observed in the old lead – arsenic mine at Baccu Locci, near Villaputzu, Sardinia (Italy)...chemistry. Introduction In the last years, the old mine at Baccu Locci near Villaputzu, Sardinia, has attained |  | | Journal (article/letter/editorial) | | Cu(UO2 )3 (SeO3 )2 O2 ·8H2 O (744.5 bits/cell); mandarinoite, Fe2 (SeO3 )3 ·6H2 O (640.000 bits/cell); carlosruizite...(marthozite and mandarinoite), high topological complexity (marthozite, mandarinoite, carlosruizite,...structural analogues or close species of marthozite, mandarinoite, and carlosruizite that do not contain Se),...low-temperature hydrothermal environments (as marthozite, mandarinoite, and carlosruizite) or from mild (500–700 ◦...deposits such as Otto Mountain, USA, and El Dragon, Bolivia [34]. The concepts of mineral systems and |  | | Journal (issue) | | Thirty-four, Number Four Articles The El Desierto sulfur mine, Potosí, Bolivia . . . . . . . . . . . . . . ....of the Mazarrón-Águilas mining district, Murcia Province, Spain . . . . . . . . . . . . . . . . . . . ...mineral localities: The Pacajake selenium mine, Potosí, Bolivia . . . . . . . . . . . . . . . . . . . ....1980 when he paid me a visit at the Jacupiranga mine; somehow he had learned of my mineralogical researches...studies of the mineralogy of the now-famous Brumado mine in Bahia, recovering countless superb crystal specimens |  | | Report (issue) | | white areas). Sample is from the Buckskin National Mine, Humboldt County, Nevada. Photograph by Peter Vikre...............................................Q26 Mine Waste Characteristics.............................1989). The total U.S. supply was always higher than mine production during this period, with a high of 831...as indicated in fig Q3.) The difference between mine production and total supply was owing to the refineries’...of selenium-rich high-grade ores from the Horne Mine at Noranda, Quebec, Canada; by 1950, Canada’s production |  | | 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;...Lasmanis, for example, brought him the first mandarinoite specimen ever found. When only iron and selenium...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 |  | | 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................. |  | | Journal (article/letter/editorial) | | is the Te analogue of the selenite mineral mandarinoite, and has similar symmetry and unit-cell dimensions...a new tellurite species from the Wendy open pit, El Indio-Tambo mining property, Chile. The Canadian...Rosiaite, PbSb2O6, a new mineral from the Cetine mine, Siena, Italy. European Journal of Mineralogy, 8...of winstanleyite, TiTe3O8, from the Grand Central Mine, Tombstone, Arizona. The Canadian Mineralogist,...Lucchetti, G. (2013) Mcalpineite from the Gambatesa mine, Italy, and redefinition of the species. American |
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El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia