| | 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... Formation of end-member krut’aite and native selenium implies a minimum log f Se2 of −11.2 at the final...immobile selenide or elemental Se. Keywords: origin; selenium mineralization; siltstone; black shale; unnamed | | Paar, W. H., Cooper, M. A., Moelo, Y., Stanley, C. J., Putz, H., Topa, D., Roberts, A. C., Stirling, J., Raith, J. G., Rowe, R. (2012) Eldragónite, Cu6BiSe4(Se2), A new mineral species from the El Dragón Mine, Potosí, Bolivia, and its crystal structure. The Canadian Mineralogist, 50 (2) 281-294 doi:10.3749/canmin.50.2.281 | Journal (article/letter/editorial) | Cu6BiSe4(Se2), A NEW MINERAL SPECIES FROM THE EL DRAGÓN MINE, POTOSÍ, BOLIVIA, AND ITS CRYSTAL STRUCTURE Werner H...selenides at the El Dragón mine, Province of Quijarro, Department of Potosí, Bolivia. It forms inclusions...bismuth, selenium, diselenide, new mineral species, crystal structure, El Dragón mine, Quijarro, Potosí, Bolivia...of Bolivia and Argentina are well known for various deposits of selenium mineralization. Bolivia is famous...famous for two selenide occurrences: El Dragón, province of Quijarro, and Pacajake, in the district of Hiaco | | Förster, Hans-Jürgen, Bindi, Luca, Grundmann, Günter, Stanley, Chris (2018) Cerromojonite, CuPbBiSe3, from El Dragόn (Bolivia): A New Member of the Bournonite Group. Minerals, 8 (10) 420 doi:10.3390/min8100420 | Journal (article/letter/editorial) | minerals Article Cerromojonite, CuPbBiSe3, from El Dragón (Bolivia): A New Member of the Bournonite Group Hans-Jürgen...represents a new selenide from the El Dragón mine, Department of Potosí, Bolivia. It either occurs as minute...mountain peak closest to the El Dragón mine. Keywords: cerromojonite; selenium; copper; lead; mercury; bismuth;...bismuth; součekite; bournonite group; El Dragón; Bolivia 1. Introduction The Bolivian Andes host two...Charcas; and El Dragón, Province of Antonio Quijarro; both in the Department of Potosí. The El Dragón mineralization | | Förster, Hans-Jürgen, Bindi, Luca, Stanley, Chris J., Grundmann, Günter (2017) Hansblockite, (Cu,Hg)(Bi,Pb)Se2, the monoclinic polymorph of grundmannite: a new mineral from the Se mineralization at El Dragón (Bolivia) Mineralogical Magazine, 81 (3) 629-640 doi:10.1180/minmag.2016.080.115 | Journal (article/letter/editorial) | new mineral from the Se mineralization at El Dragón (Bolivia) HANS-JÜRGEN FÖRSTER1,*, LUCA BINDI2, CHRIS...Hg)(Bi,Pb)Se2, is a new selenide from the El Dragόn mine, Bolivia. It typically occurs in thin subparallel...crystal structure, selenium, El Dragόn, Bolivia. Introduction THE Andes of Bolivia host two volumetrically...district of Hiaco de Charcas, and El Dragόn, Province of Antonio Quijarro, both in the *E-mail: hans-juergen...Society Department of Potosí. The geology and ore mineralization of the El Dragόn mine was first explored | | | Journal (article/letter/editorial) | the Ag-Sn Formation located within Argentina and Bolivia have been investigated mineralogically and geologically...Argentina, respectively. The Geological Survey of Bolivia contributed through help with the logistics. The...Starting with Argentina, the deposits of Pirquitas and El Quevar (Ag-Sn) as well as Capillitas and Famatina...carry gold- and silverbearing tellurides. The selenium province at La Rioja is the largest one on earth. The...Extensive studies of deposits of the Ag-Sn- Province at Bolivia allowed new insights in their mineralogy | | | Journal (article/letter/editorial) | developing principles of good environmental management. Selenium oxysalts, selenites and selenates, are relatively...intended to provide a classification of natural selenium oxysalts based on their chemical composition.... Introduction Depending on its concentration, selenium has a narrow concentration range between deficient...high mobility of selenium in oxidizing geochemical environments, the behavior of selenium is important in...toxicity in these systems. The basic source of selenium in near-surface environments is an oxidation zone | | | 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...as new species for this occurrence. Keywords: selenium mineralization; trachytic host rock; tyrrellite;...mineralogically important selenium occurrences [1]. Modern research on Argentinian selenium deposits has mainly | | | Journal (article/letter/editorial) | structure of molybdomenite (PbSeO 3) from El Dragón mine (Bolivia) was refined in the space group P21/m,...ninefold coordinated (average Pb – O 2.78 Å) and selenium form a trigonal pyramid with three oxygens (average...Molybdomenite, crystal structure, lead selenite, El Dragón mine (Bolivia). Introduction Molybdomenite, the lead...PbSeO 3, was discovered at Cerro de Cacheuta, Province of Mendoza, Argentina (Bertrand 1882). Owing to...re-validated after a new occurrence, the Ranwick mine, north of Sault Ste. Marie, Ontario, Canada (Mandarino | | Förster, Hans-Jürgen, Ma, Chi, Grundmann, Günter, Bindi, Luca, Stanley, Christopher J. (2019) Nickeltyrrellite, CuNi2Se4, a new member of the spinel supergroup from El Dragón, Bolivia. The Canadian Mineralogist, 57 (5) 637-646 doi:10.3749/canmin.1900025 | Journal (article/letter/editorial) | NEW MEMBER OF THE SPINEL SUPERGROUP FROM EL DRAGÓN, BOLIVIA HANS-JÜRGEN FÖRSTER§ Helmholtz Centre Potsdam...selenide species from the El Dragón mine, Department of Potosı́, Bolivia. It most frequently occurs...supergroup, El Dragón, Bolivia. INTRODUCTION The ore mineralization at El Dragón, Province of Antonio Quijarro...Quijarro, in the Andes of Bolivia is the most spectacular occurrence of Se-bearing minerals known § today...cerromojonite, CuPbBiSe3 (Förster et al. 2018). El Dragón also hosts the most recently IMACNMNC approved | | | 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 | | 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) | oxidation zones of sulfide deposits. The behaviors of selenium and iron in the surface environment have been...parameters precisely determine the migration ability of selenium compounds and its precipitation in the form of...selenites and selenates replace selenides, and selenium-bearing sulfides in the oxidation zones of sulfide...Pacajake mine near Hiaco, Colquechaca, Bolivia [6], where it is associated with native selenium, siderite...(NiSe2 ), and alteration products of selenides and selenium-bearing sulfides such as ahlfeldite (NiSeO3 ·2H2 | | | Journal (article/letter/editorial) | 207–224 Stuttgart, Mai 2002 On the occurrence of selenium in sulfides of the ore deposit of Baccu Locci...Pirri, I. Venerandi (2002): On the occurrence of selenium in sulfides of the ore deposit of Baccu Locci... Abstract: In a section of the abandoned Pb –As mine of Baccu Locci (SE Sardinia), where several Se-bearing...possible Se contents and to single out the source of selenium. The ore in this area consists predominantly of...general agreement on the recurring link between selenium and volcanic activity and/or black-shales sequences | | | Journal (article/letter/editorial) | found on a specimen from the El Dragón mine, Potosí Department, Bolivia, and was described by an international...Anthony R. Kampf (Kampf et al. 2015). El Dragón is a small mine with a unique mineralization, comprising...associated with malachite, felsöbányaite, and secondary selenium minerals such as ahlfeldite, chalcomenite, favreauite...mineral dealer, in recognition of his long work in Bolivia and the many articles he has published about Bolivian...learned Spanish. After graduation he found a job in Bolivia and started collecting Bolivian minerals, then | | Flégr, Tomáš, Sejkora, Jiří, Škácha, Pavel, Dolníček, Zdeněk (2018) New occurrence of kruťaite and petříčekite at the former uranium mine Slavkovice, western Moravia, Czech Republic. Bulletin Mineralogie Petrologie, 26 (2) 250-258 | Journal (article/letter/editorial) | of kruťaite and petříčekite at the former uranium mine Slavkovice, western Moravia, Czech Republic Tomáš...of kruťaite and petříčekite at the former uranium mine Slavkovice, western Moravia, Czech Republic. Bull...museum samples of vein fillings from the uranium mine Slavkovice, western Moravia (Czech Republic). Kruťaite...temperature not exceeding ca. 100 °C. The fugacity of selenium as well as the Se/S ratio of the parent fluids...was originally described from the former uranium mine Petrovice, western Moravia (Johan et al. 1972). | | Škácha, Pavel, Sejkora, Jiří, Plášil, Jakub (2017) Příbramite, CuSbSe2, the Se-analogue of chalcostibite, a new mineral from Příbram, Czech Republic. European Journal of Mineralogy, 29 (4) 653-661 doi:10.1127/ejm/2017/0029-2623 | Journal (article/letter/editorial) | Introduction 34 35 36 37 38 39 40 41 Příbramite, the selenium analogue of chalcostibite, was found among a very...of the U–Hg–Mo polymetallic deposit in Guizhou province, China (the exact locality was not given in the...hand-sized samples with příbramite were found in mine dump material of shaft #16 (49.670 33.02800 N, 14...to příbramite (Chen et al., 1995) from Guizhou province (China) shows higher Hg content (0.008–0.077 apfu)...6–10 Type II. * Příbramite from China, Gizhou province, mean of 12 analyses. 203 204 205 206 207 208 | | Camara, F., Gatta, G. D., Uvarova, Y., Gagne, O. C., Belakovskiy, D. I. (2014) New Mineral Names,. American Mineralogist, 99 (7) 1511-1518 doi:10.2138/am.2014.646 | Journal (article/letter/editorial) | the Angarf-Sud pegmatite, Tazenakht, Ouarzazate Province, Souss-Massa-Draâ region, Morocco. It occurs in...Cu6BiSe4(Se2), a new mineral species from the El Dragón mine, Potosí, Bolivia, and its crystal structure. Canadian...at the El Dragón mine known for its selenium mineralization and located in province of Quijarro, Department...Department of Potosí, Bolivia. This new mineral species is named after the location where it was discovered...Xianghualing tin-polymetallic ore field, Hunan Province, China. Canadian Mineralogist, 50(1), 21–29. | | | Report (issue) | (Cu0.53Fe0.48)Ʃ=1.01(Se1.98S0.01)Ʃ=1.99. (2) El Dragón, Bolivia; average of 5 electron microprobe analyses;...hydrothermal veinlets cutting black shale and siltstone (Bolivia); in calcitic veinlets in porphyry (Argentina)...watkinsonite, native selenium (Bolivia); clausthalite, krut’aite, molybdomenite, native selenium (Argentina)....Bohemia Region, Czech Republic; at the El Dragón mine, Potosi, Bolivia and at Sierra de Cacheuta, Luján de | | | Journal (article/letter/editorial) | Stuttgart, Dezember 2001 Selenium-rich secondary minerals from the Baccu Locci mine (Sardinia, Italy) Italo...Gramaccioli, C. M. (2001): Selenium-rich secondary minerals from the Baccu Locci mine (Sardinia, Italy). –...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)...containing important amounts of selenium is remarkable. Key words: Selenium oxysalts, Baccu Locci, Sardinia | | Forster, H.-J., Rhede, D., Tischendorf, G. (2004) Mineralogy of the Niederschlema–Alberoda U–Se–polymetallic deposit, Erzgebirge, Germany. i. jolliffeite, NiAsSe, the rare Se-dominant analogue of gersdorffite. The Canadian Mineralogist, 42 (3) 841-849 doi:10.2113/gscanmin.42.3.841 | Journal (article/letter/editorial) | Keywords: jolliffeite, eskebornite, gersdorffite, selenium minerals, arsenic, solid solution, uranium deposit...Allemagne. INTRODUCTION Selenium minerals in the western Erzgebirge metallogenic province of Germany are associated...still under way, have revealed the presence of selenium-, tellurium- and sulfur-bearing minerals previously...species are among the scarcest selenides. Only eight selenium minerals are known in which Ni is the predominant...the richest in both uranium and selenium. Mining activities for selenium between 1961 and 1965 resulted | | | Journal (article/letter/editorial) | minerals Article Selenium Minerals: Structural and Chemical Diversity and Complexity Vladimir G. Krivovichev...Abstract: Chemical diversity of minerals containing selenium as an essential element has been analyzed in terms...Mineralogical Association as of 25 May 2019. All known selenium minerals belong to seven mineral systems with...minerals are subdivided into five groups: Native selenium, oxides, selenides, selenites, and selenates....(carlosruizite and nicksobolevite). In most cases, selenium itself does not play the crucial role in determining | | | Journal (article/letter/editorial) | the southernmost extreme of the Bergslagen ore province in south-central Sweden. This is the first observation...in the southern extreme of the Bergslagen ore province in central Sweden. Star on inset map shows the...in the southernmost part of the Bergslagen ore province in Sweden (Fig. 1). Bergslagen comprises the intensely...discovery of the element selenium as a constituent of pyritic slime from the Falun mine in northern Bergslagen...was collected at the old dumps of the Skrikerum mine. 22.01.2014 10:29:04 140 E. Jonsson et al. | | | Journal (issue) | Thirty-four, Number Four Articles The El Desierto sulfur mine, Potosí, Bolivia . . . . . . . . . . . . . . ....of the Mazarrón-Águilas mining district, Murcia Province, Spain . . . . . . . . . . . . . . . . . . . ...Famous 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 | | | Book | Stanley Cerromojonite, CuPbBiSe3 , from El Dragón (Bolivia): A New Member of the Bournonite Group Reprinted...of the bournonite group from the El Dragón mine in Potosí, Bolivia [16]. Some new supergene minerals...Stanley, C.J. Cerromojonite, CuPbBiSe3 , from El Dragón (Bolivia): A new member of the bournonite group. Minerals...ordering in both A and B sites, from the Cleveland mine, Tasmania, Australia. Am. Mineral. 2010, 95, 736–740...their anthropogenic counterparts in burning copper mine dumps and ore smelters. 30 Minerals 2018, 8, | | | Journal (article/letter/editorial) | Stanley (2018) Cerromojonite, CuPbBiSe3, from El Dragón (Bolivia): A new member of the bournonite group. Minerals...Se)3. It was discovered at the El Dragón mine, Department of Potosí, Bolivia, and named for Cerro Mojon,...to cerromojonite were previously described at El Dragón (phase “C” of Förster et al. 2016) and, as tiny...However, no structural data were provided. At El Dragón cerromojonite found in two different mineral assemblages...goethite, petříčekite and krut’aite, and native selenium. Cerromojonite is black, opaque, with a metallic | | | Report (issue) | Selenium Chapter Q of Critical Mineral Resources of the United States—Economic and Environmental Geology...gallium 69.72 germanium 72.64 arsenic 74.92 selenium 78.96 bromine 79.90 krypton 83.79 37 38 39...National Mine, Humboldt County, Nevada. Photograph by Peter Vikre, U.S. Geological Survey. Selenium By Lisa...owner. Suggested citation: Stillings, L.L., 2017, Selenium, chap. Q of Schulz, K.J., DeYoung, J.H., Jr.,..........Q23 Above-Background Concentrations of Selenium in the Environment Near Major Deposits and Enriched |
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El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia