 | Plášil, J., Sejkora, J., Čejka, J., Škoda, R., Goliáš, V. (2009) Supergene mineralization of the Medvědín uranium deposit, Krkonoše Mountains, Czech Republic. Journal of GEOsciences, 54 (1) 15-56 | Journal (article/letter/editorial) | | mineralization of the Medvědín uranium deposit, Krkonoše Mountains, Czech Republic† Jakub Plášil1,2*, Jiří...Museum, Václavské nám. 68, 115 79 Prague 1, Czech Republic; jakub_plasil@nm.cz Institute of Geochemistry...Faculty of Science, Albertov 6, 128 43 Prague 2, Czech Republic Institute of Earth Sciences, Faculty of Science...Masaryk University, Kotlářská 2, 611 37 Brno, Czech Republic Corresponding author Dedicated to everlasting...mineralization of the hydrothermal vein uranium deposit Medvědín (Krkonoše Mts., northern Bohemia) is rather |  | Pauliš, Petr, Sejkora, Jiří, Urban, Michal, Nesrsta, Marek, Vrtiška, Luboš, Malíková, Radana, Pour, Ondřej, Laufek, František, Pauliš, Petr, Sejkora, Jiří, Urban, Michal, Nesrsta, Marek, Vrtiška, Luboš, Malíková, Radana, Pour, Ondřej, Laufek, František (2016) Uranová supergenní mineralizace s fosfuranylitem z Abertam, Krušné hory (Česká republika) [Uranium supergene mineralization from Abertamy, Krušné hory Mountains (Czech Republic)]. Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze, 24 (1) 46-55 | Journal (article/letter/editorial) | | republika) Uranium supergene mineralization from Abertamy, Krušné hory Mountains (Czech Republic) Petr Pauliš1...(Praha) 24, 1, 46-55. ISSN 1211-0329. Abstract An uranium supergene mineralization (phosphuranylite, metatorbernite...vein near Abertamy (Krušné hory Mountains, Czech Republic). Phosphuranylite occurs there as yellow aggregates...product of in-situ supergene alteration of primary uranium mineralization in the environment localized nearby...chemical composition, uranium deposit, Abertamy, the Krušné hory Mts., Czech Republic Obdrženo: 18. 5. 2016; |  | | Journal (article/letter/editorial) | | republika) Selected supergene uranium minerals from the Tachov ore area (Czech Republic) Jiří Sejkora1) a Ivan...(western Bohemia, Czech Republic). Uranophane-beta was determined at abandoned uranium deposit Vítkov II. It...product of in-situ supergene alteration of primary uranium mineralization in environment under the present...composition, the Vítkov II uranium deposit, the Ostrov near Tachov occurrence, Czech Republic. Obdrženo: 7. 5....Burns (2003) 6.9756(5) 17.349(2) 844.2(1) Medvědín Plášil et al. (2009) 6.976(2) 17.324(3) 843 |  | Lobeck, Haylie L., Balboni, Enrica, Parker, Connor J., Kohlgruber, Tsuyoshi A., Xu, Mengyu, Boukdad, Sara, Ridder, Henry M., Traustason, Hrafn, Isner, Jordan K., Dzik, Ewa A., Burns, Peter C. (2020) Dissolution of poorly soluble uranyl phosphate phases in the Metaautunite Subgroup under uranyl peroxide cage cluster forming conditions. American Mineralogist, 105 (2) 182-193 doi:10.2138/am-2020-7106 | Journal (article/letter/editorial) | | Abstract Uranyl phosphate minerals are widespread in uranium deposits and normally exhibit very low solubility...phosphates of the autunite group and metaautunite subgroup impact the mobility of uranium in the environment...their low solubility. The importance of soluble uranium-bearing macro-anions, including nanoscale uranyl...relative to solubilization of normally low-solubility uranium minerals. Eight synthetic analogs of metaautunite...hydrated radii, Li+ and Na+. The details of the uranium speciation in solution depended on the pH and counter |  | | Journal (article/letter/editorial) | | uranophane-beta from Ruprechtice near Liberec (Czech Republic) Jiří Sejkora1)*, Jaromír Tvrdý2) a Vojtěch...30(1): 145-153 ISSN 2570-7337 Abstract A rare uranium supergene minerals, phurcalite and uranophane-beta...Ruprechtice near Liberec (northern Bohemia, Czech Republic). Phurcalite occurs there as bright to deep...uranophane-beta, uranium minerals, unit-cell parameters, chemical composition, Ruprechtice, Czech Republic Obdrženo...Eduard v jáchymovském rudním revíru a z ložiska Medvědín v Krkonoších (Plášil 2020). Uranofán-beta s ideálním |  | | Journal (article/letter/editorial) | | Metatorbernite and lithiophorite from uranium deposit Předbořice (Czech Republic) Luboš Vrtiška1)*, Jiří Sejkora1)...at the uranium deposit Předbořice located about 8 km S from Krásná Hora, central Bohemia, Czech Republic...the in-situ supergene alteration of the primary uranium mineralization in the environment near the present...composition, LA-ICP-MS, the Předbořice deposit, Czech Republic Obdrženo: 22. 10. 2013; přijato: 25. 11...tetragonální prostorovou grupu P4/n) Předbořice synt. Medvědín Krásno Rýžoviště Horní Halže Příbram Horní Slavkov |  | Sejkora, J., Plášil, J., Císařová, I., Škoda, R., Hloušek, J., Veselovský, F., Jebavá, I. (2011) Interesting supergene Pb-rich mineral association from the Rovnost mining field, Jáchymov (St. Joachimsthal), Czech Republic. Journal of GEOsciences, 56 (3) 257-271 | Journal (article/letter/editorial) | | mining field, Jáchymov (St. Joachimsthal), Czech Republic Jiří Sejkora1*, Jakub Plášil2, Ivana Císařová3...Museum, Václavské nám. 68, 115 79 Prague 1, Czech Republic; jiri_sejkora@nm.cz Mineralogical Crystallography...University, Hlavova 2030, 128 40 Prague 2, Czech Republic Institute of Geological Sciences, Masaryk University...611 37 Brno, Czech Republic U Roháčových kasáren 24, 100 00 Prague 10, Czech Republic Czech Geological...Geological Survey, Geologická 6, 152 00 Prague 5, Czech Republic Corresponding author Rich supergene mineral association |  | | Journal (article/letter/editorial) | | from the Kobokobo pegmatite (Kivu, Democratic Republic of Congo), was refined from single crystal X-ray...environments, and especially in the oxidation zones of uranium deposits (Finch and Murakami 1999; Krivovichev...Kobokobo, situated in the region of Kivu in the western Democratic Republic of Congo (DRC). This pegmatite...Deliens and Piret (1979), and is associated with meta-autunite, Ca[(UO2)(PO4)]2(H2O)6, phosphuranylite, Ca...FC (1997) The crystal chemistry of hexavalent uranium: polyhedron geometries, bond-valence parameters |  | Števko, M., Uher, P., Ondrejka, M., Ozdín, D., Bačík, P. (2014) Quartz-apatite-REE phosphates-uraninite vein mineralization near Čučma (eastern Slovakia): a product of early Alpine hydrothermal activity in the Gemeric Superunit, Western Carpathians. Journal of GEOsciences, 59 (3) 209-222 | Journal (article/letter/editorial) | | in the Gemeric Superunit (e.g., Kurišková uranium deposit) during early Alpine hydrothermal activity...occurrence was discovered and prospected by the former Uranium Survey company in 1960’s (Šváb et al. 1966). First...Varček 1977). Supergene minerals are represented by autunite, goethite, goyazite, opal, plumbogummite, and...minerals, like florencite-(Ce), goyazite, and autunite. Tiny inclusions of above-mentioned minerals in...minerals, e.g., florencite-(Ce), goyazite, and autunite. Slight irregular zoning of monazite is caused |  | | Journal (article/letter/editorial) | | uraninite from the Červená vein, Jáchymov (Czech Republic): a fingerprint of the primary mineralization...Sciences of the Czech Republic v.v.i, Na Slovance 2, 182 21 Prague 8, Czech Republic; plasil@fzu.cz Department...National Museum, Cirkusová 1740, 193 00 Prague 9, Czech Republic 3 Department of Geological Sciences, Faculty...Masaryk University, Kotlářská 2, 611 37 Brno, Czech Republic 4 Institute of Geochemistry, Mineralogy and...Prague 2, Czech Republic 5 Mining Museum Příbram, náměstí Hynka Kličky 293, 261 01 Příbram VI, Czech Republic |
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