 | Škácha, P., Goliáš, V., Sejkora, J., Plášil, J., Strnad, L., Škoda, R., Ježek, J. (2009) Hydrothermal uranium-base metal mineralization of the Jánská vein, Březové Hory, Příbram, Czech Republic: lead isotopes and chemical dating of uraninite. Journal of GEOsciences, 54 (1) 1-13 | Journal (article/letter/editorial) | | metal mineralization of the Jánská vein, Březové Hory, Příbram, Czech Republic: lead isotopes and chemical...chemical dating of uraninite Pavel Škácha1*, Viktor Goliáš1, Jiří Sejkora2, Jakub Plášil1,2, Ladislav Strnad3...Faculty of Science, Albertov 6, 128 43 Prague 2, Czech Republic; skachap@volny.cz Department of Mineralogy...Museum, Václavské nám. 68, 115 79 Prague 1, Czech Republic Laboratories of Geological Institutes, Charles...Faculty of Science, Albertov 6, 128 43 Prague 2, Czech Republic Institute of Earth Sciences, Faculty of Science |  | Plášil, J., Sejkora, J., Čejka, J., Škácha, P., Goliáš, V., Ederová, J. (2010) Characterization of phosphate-rich metalodèvite from Príbram, Czech Republic. The Canadian Mineralogist, 48 (1) 113-122 doi:10.3749/canmin.48.1.113 | Journal (article/letter/editorial) | | PHOSPHATE-RICH METALODÈVITE FROM PŘÍBRAM, CZECH REPUBLIC Jakub PLÁŠIL§, Jiří SEJKORA and Jiří ČEJKA...Museum, Václavské nám. 68, CZ–115 79, Praha 1, Czech Republic Pavel ŠKÁCHA and Viktor GOLIÁŠ Institute...of Science, Albertov 6, CZ–128 43, Praha 2, Czech Republic Jana EDEROVÁ Institute of Chemical Technology...Praha 6, Czech Republic Abstract Phosphate-rich metalodèvite was found in the Jánská vein, in the Březové...Březové Hory deposit, Příbram ore district, Czech Republic. It occurs as coatings and centimeter-scale |  | | Journal (article/letter/editorial) | | structure of tangdanite from the Jánská vein, Příbram (Czech Republic) - a vibrational spectroscopy study...structure of tangdanite from the Jánská vein, Příbram (Czech Republic) - a vibrational spectroscopy study...mineral tangdanite from the Jánská vein, Příbram, central Bohemia (Czech Republic). Tangdanite has been found...spectroscopy, infrared spectroscopy, Jánská vein, Příbram, Czech Republic Obdrženo 5. 5. 2019; přijato 8....the central part of the Březové Hory al. 2018; Sejkora et al. 2019; Paudeposit; the Jánská vein is marked |  | Žák, K., Svojtka, M., Breiter, K., Ackerman, L., Zachariáš, J., Pašava, J., Veselovský, F., Litochleb, J., Ďurišová, J., Haluzová, E. (2014) Padrť Stock (Teplá-Barrandian Unit, Bohemian Massif): petrology, geochemistry, U-Pb zircon dating of granodiorite, and Re-Os age and origin of related molybdenite mineralization. Journal of GEOsciences, 59 (4) 351-366 | Journal (article/letter/editorial) | | Original paper Padr Stock (Teplá–Barrandian Unit, Bohemian Massif): petrology, geochemistry, U–Pb zircon...CR, v.v.i., Rozvojová 269, 165 00 Prague 6, Czech Republic; zak@gli.cas.cz Institute of Geochemistry,...Prague 2, Czech Republic 3 Czech Geological Survey, Klárov 3, 118 21 Prague 1, Czech Republic 4 National...Museum, Václavské náměstí 68, 115 79 Prague 1, Czech Republic * Corresponding author † Deceased 1 2 The...Teplá–Barrandian Unit, Bohemian Massif, several kilometers away from the NW periphery of the Central Bohemian Plutonic |  | Plasil, J., Palatinus, L., Rohlicek, J., Houdkova, L., Klementova, M., Golias, V., Skacha, P. (2014) Crystal structure of lead uranyl carbonate mineral widenmannite: Precession electron-diffraction and synchrotron powder-diffraction study. American Mineralogist, 99 (2) 276-282 doi:10.2138/am.2014.4671 | Journal (article/letter/editorial) | | 18221, Praha 8, Czech Republic 2 Olbramovice, Městečko 16, 25752 Olbramovice, Czech Republic 3 Institute...ASCR, v.v.i., Husinec, Rež 1001, 250 68 Rež, Czech Republic 4 Institute of Geochemistry, Mineralogy and...Praha 2, Czech Republic 5 Mining Museum Příbram, nám. Hynka Kličky 293, Příbram VI, 261 01, Czech Republic...from Nature as secondary alteration products of uraninite, typically formed in old open-mining adits of...Dissolution of naturally occurring UO2+x (x = 0–0.25)—uraninite under oxidizing conditions maintains a high concentration |  | René, Miloš, Dolníček, Zdeněk, Sejkora, Jiří, Škácha, Pavel, Šrein, Vladimír (2019) Uraninite, Coffinite and Ningyoite from Vein-Type Uranium Deposits of the Bohemian Massif (Central European Variscan Belt) Minerals, 9 (2) 123 doi:10.3390/min9020123 | Journal (article/letter/editorial) | | Article Uraninite, Coffinite and Ningyoite from Vein-Type Uranium Deposits of the Bohemian Massif (Central...(Central European Variscan Belt) Miloš René 1, *, Zdeněk Dolníček 2 , Jiří Sejkora 2 , Pavel Škácha...Academy of Sciences of the Czech Republic, 182 09 Prague, Czech Republic Department of Mineralogy and...Petrology, National Museum, 193 00 Prague, Czech Republic; zdenek_dolnicek@nm.cz (Z.D.); jiri_sejkora@nm...261 01 Příbram, Czech Republic Czech Geological Survey, 152 00 Prague, Czech Republic; vladimir.srein@geology |  | | Journal (article/letter/editorial) | | from Horní Halže near Měděnec (Krušné hory Mountains), Czech Republic Jiří Sejkora1*, Jiří Čejka1, Vladimír...Museum, Václavské nám. 68, 115 79 Prague 1, Czech Republic; jiri_sejkora@nm.cz Institute of Rock Structure...Sciences of the Czech Republic, V Holešovičkách 41, 182 09 Prague 8, Czech Republic Corresponding author...at Horní Halže near Měděnec, Krušné hory Mountains, Czech Republic with the help of optical and electron...parameters, chemical composition, Horní Halže, Czech Republic Received: 11 October 2007; accepted 11 December |  | | Journal (article/letter/editorial) | | selected Au, Au–Ag and Sb–Au deposits from the Bohemian Massif Karel PACÁK1, Jiří ZACHARIÁŠ1*, Ladislav...Charles University, Albertov 6, 128 43 Prague 2, Czech Republic; jiri.zacharias@natur.cuni.cz Laboratories...Charles University, Albertov 6, 128 43 Prague 2, Czech Republic Corresponding author The trace-element contents...eight Au, Au–Ag and Sb–Au Variscan deposits in the Bohemian Massif have been determined in situ in order to...phases. The titanium content of the ore-bearing vein quartz follows bimodal distribution: gold deposits |  | | Journal (article/letter/editorial) | | 163 Review Oxidation–hydration weathering of uraninite: the current state-of-knowledge Jakub Plášil Institute...Sciences of the Czech Republic v.v.i, Na Slovance 2, 182 21, Prague 8, Czech Republic; plasil@fzu.cz Oxidation–hydration...Oxidation–hydration weathering of uraninite, the most common U-bearing mineral in nature, comprises various...structure of uraninite where U is present as tetravalent. This results in replacement of uraninite by weathering...uranium mineralogists. Keywords: weathering of uraninite, paragenetic sequence, bond-valence theory, uranyl–oxide |  | | Journal (article/letter/editorial) | | recent weathering of uraninite from the Červená vein, Jáchymov (Czech Republic): a fingerprint of the...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 |  | | Journal (article/letter/editorial) | | lead-rich phyllosilicates from U-Ni-Co-As-Ag/Bi deposit Zálesí near Javorník Zdeněk Dolníček Mineralogicko-petrologické...described from dump ore samples of the Zálesí deposit. The first type is represented by a vanadium-rich...aggregates are enclosed in the oldest parts of the uraninite aggregates. Therefore this phyllosilicate belongs...belongs genetically to the oldest uraninite mineralization stage. Another type of phyllosilicate is formed...segnitite fills up the “desiccation” cracks in uraninite as well as veinlets cutting gangue minerals, which |  | 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) | | in the Příbram Uranium and Base-Metal District (Czech Republic) Pavel Škácha 1,2, *, Jiří Sejkora 2...Place 293, Příbram VI, 261 01 Březové Hory, Czech Republic Department of Mineralogy and Petrology,...Cirkusová 1740, Prague 9, 193 00 Horní Počernice, Czech Republic; jiri_sejkora@nm.cz Institute of Physics ASCR...ASCR, v.v.i., Na Slovance 2, 182 21 Prague 8, Czech Republic; plasil@fzu.cz Correspondence: skacha-p@muzeum-pribram...uranium and base-metal district (Central Bohemia, Czech Republic) bound to uraninite occurrences in calcite |  | Plášil, J., Čejka, J., Sejkora, J., Škácha, P., Goliáš, V., Jarka, P., Laufek, F., Jehlička, J., Němec, I., Strnad, L. (2010) Widenmannite, a rare uranyl lead carbonate: occurrence, formation and characterization. Mineralogical Magazine, 74 (1) 97-110 doi:10.1180/minmag.2010.074.1.97 | Journal (article/letter/editorial) | | Václavské náměstı́ 68, Praha 1, 115 79, Czech Republic Institute of Geochemistry, Mineralogy and Mineral...128 40, Czech Republic Czech Geological Survey, Geologická 6, Praha 5, 152 00, Czech Republic Department...of Science, Hlavova 2030, Praha 2, 128 40, Czech Republic Laboratories of the Geological Institutes,...Faculty of Science, Albertov 6, Praha 2, 128 40, Czech Republic [Received 14 May 2008; Accepted 16-February...Pb2(UO2)(CO3)3, was found at the Jánská vein, Přı́bram, Czech Republic, where two generations occur in several |  | 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 Sejkora1...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...Supergene mineralization of the hydrothermal vein uranium deposit Medvědín (Krkonoše Mts., northern Bohemia) |  | | Journal (article/letter/editorial) | | in uranium minerals from a spectrum of uranium deposit types, as well as diagenetic phosphates in uranium-rich...sandstonehosted, 0.44‰ for unconformity-type, and 0.56‰ for vein, with a total range in δ238U values from -0.30 to...compositions of natural ores from various uranium deposit types, as well as U-bearing phosphates from the...conglomerate, sandstone-hosted, intrusive, metasomatic, vein, volcanic-associated and unconformity-related uranium...represented by carnotites from the Langer Heinrich deposit in Namibia. Samples of sandstone-hosted deposits |  | Ostendorf, Jörg, Henjes-Kunst, Friedhelm, Seifert, Thomas, Gutzmer, Jens (2019) Age and genesis of polymetallic veins in the Freiberg district, Erzgebirge, Germany: constraints from radiogenic isotopes. Mineralium Deposita, 54 (2) 217-236 doi:10.1007/s00126-018-0841-1 | Journal (article/letter/editorial) | | genesis of polymetallic veins in the Freiberg district, Erzgebirge, Germany: constraints from radiogenic...Springer Nature 2018 Abstract The Freiberg mining district in the Erzgebirge hosts three principal types...barite-fluorite-sulfide type. We investigated the genesis of each vein-type using Rb-Sr sphalerite geochronology, Sm-Nd...long-held hypothesis that veins in the Freiberg district formed during two hydrothermal events. The Lower...fluorite dating . Pb isotopes . Vein-type deposit . Freiberg district . Erzgebirge Introduction Editorial |  | | Journal (article/letter/editorial) | | RESEARCH ARTICLE Apatite at Niutoushan U–Pb–Zn deposit in Xiangshan ore field: A tracer for hydrothermal...Sciences, No. 19, Beitucheng Western Road, Chaoyang District, Beijing 100029, China. Email: xiaofengli@mail...Xiangshan uranium ore field is the largest uranium deposit in Jiangxi Province, South China. In this ore field...field, the largest volcanic rock-hosted uranium deposit thermal fluids from which it precipitates and...Niutoushan deposit. magmatism (Andersson, Wagner, Jonsson, Fusswinkel, & Whit- Niutoushan deposit, located |  | Frost, Ray L., Weier, Matt L., Bostrom, Thor, Čejka, Jiří, Martens, Wayde (2005) Molecular structure of the uranyl mineral zippeite – An XRD, SEM and Raman spectroscopic study. Neues Jahrbuch für Mineralogie - Abhandlungen, 181 (3) 271-280 doi:10.1127/0077-7757/2005/0022 | Journal (article/letter/editorial) | | They typically occur close to actively oxidizing uraninite and sulfide minerals (Smith 1984). Uranyl sulphates...refraction. The original zippeite from Jáchymov (Czech Republic) was found to contain K + ions and Frondel...Natural History Museum, National Museum Prague, Czech Republic studied by Frondel et al. (1976) are not known...the zippeite group from Jánská vein, Březové hory Mts., Příbram (Czech Republic) and X-ray powder pattern...factor group analysis. Two bands observed in the region 1003–1016 cm –1 [IR 1012 and 1003 cm –1; Raman |  | 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) | | Subsequent elaborations of these concepts point to the central importance of time as a dimension in mineralogical...2005). The world’s largest Hg deposit, the Almadén district of central Spain, is representative of concentrations...reworking of the mercury-hosting rocks of the Almadén district (primary mineralization 427–380 Ma) led to at...associated with one larger contemporaneous mineralized region. Most notably, mindat.org records more than 300...hydrothermal systems of west-central California. This important mining district, including the New Almadén |
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Jánská vein, Březové Hory deposit, Březové Hory, Příbram, Příbram District, Central Bohemian Region, Czech Republic