 | | Book | | Gottfried-Wilhelm-Leibniz University Hannover, Germany Responsible Series Editor: F. Pirajno ISSN 1876-1682...rocks in the Bohemian Massif, which is shared by Germany, the Czech Republic, Poland and Austria, has been...Hagendorf has been mined for feldspar and the deposit is not yet exhausted as far as the high-purity...the region are not very promising and mining in Germany is obviously a profession of the past, but learning...pegmatites. The geochemical atlas of the F.R. of Germany, albeit not covering all rare elements of relevance |  | | Report (issue) | | IAEA-TECDOC-361 VEIN TYPE URANIUM DEPOSITS REPORT OF THE WORKING GROUP ON URANIUM GEOLOGY ORGANIZED BY THE...ATOMIC ENERGY AGENCY, VIENNA, 1986 VEIN TYPE URANIUM DEPOSITS IAEA, VIENNA, 1986 IAEA-TECDOC-361 Printed...exploration for uranium deposits over the last decade has added significantly to our knowledge of uranium geology...geology and the nature of uranium deposits. Much of the information that has been developed by government...and publication. With the current cut-back in uranium exploration and research efforts there is a real |  | | Book | | n ce Franz J. Dahlkamp Uranium Deposits of the World Europe 123 Uranium Deposits of the World Europe...Europe Franz J. Dahlkamp Uranium Deposits of the World Europe With 327 Figures and 94 Tables Author:...Hartenstein Germany a.hiller@wismut.de Dr. Manfred Schauer Am Hexenberg 8 09224 Chemnitz Germany Günter...Florastraße 17 09131 Chemnitz Germany Udo Zimmermann Am See 16b 01796 Pirna Germany ISBN: 978-3-540-78553-8 ISBN...the contributions of his many associates in the uranium industry, national and international institutions |  | | Journal (article/letter/editorial) | | Alteration of granitoids and crystalline rocks and uranium mineralisation in the Bor pluton area, Bohemian...online xxxx Keywords: Central European variscides Uranium mineralisation, aceite Brannerite Geochemistry...the Bohemian Massif (Leuchtenberg, Babylon, Fichtelgebirge), it is close in its composition to low-F biotite...alteration of the Bor pluton in relation to uranium mineralisation. Uranium mineralisation of the Bor pluton is...granites of the Bor pluton (Vítkov II, Lhota). Uranium mineralisation in altered granites is accompanied |  | | Journal (article/letter/editorial) | | Variscan granites from the Western Bohemian Massif, Germany Lars SCHARFENBERG1,2*, Anette REGELOUS1, Helga...Erlangen-Nürnberg, Schlossgarten 5, D-91054 Erlangen, Germany Present address: Department für Geodynamik und...the Variscan granites. Most intrusions of the Fichtelgebirge (except for the Tin Granite) and intrusive...Friedenfels types) are characterized by higher uranium concentrations and thus Th/U < 1. The low Th/U...granites, gamma spectrometry, heat production, Uranium, Thorium, Bohemian Massif Received: 28 February |  | | Book | | Swarm – Upper Carboniferous (Namurian). Mirotice and Staré Sedlo Orthogneisses – Middle-Upper Devonian...Sázava Tonalite – 349 ± 12 Ma (Pb-Pb zircon), 354.1 ± 3.5 Ma (U-Pb zircon), Blatná Granodiorite 331 ± 9 Ma...(Pb-Pb zircon),346.7 ± 1.6 Ma (SHRIMP zircon), Požáry Trondhjemite 351 ± 11 Ma (Pb-Pb zircon), Vrančice...isotopic data: granitic intrusions of the CBCB single-zircon dating indicates Lower Carboniferous (Tournaisian–Viséan)...plutonites and country rocks and roof pendants, uranium in the NW exocontact of Central Bohemian Pluton |  | Havelcová, Martina, Machovič, Vladimír, René, Miloš, Sýkorová, Ivana, Lapčák, Ladislav, Špaldoňová, Alexandra (2020) Geochemistry of shear zone-hosted uranium mineralisation at the Zadní Chodov uranium deposit (Bohemian Massif) Ore Geology Reviews, 120. 103428 doi:10.1016/j.oregeorev.2020.103428 | Journal (article/letter/editorial) | | of shear zone-hosted uranium mineralisation at the Zadní Chodov uranium deposit (Bohemian Massif) T...A B S T R A C T Keywords: Brannerite Graphite Uranium Organic matter Bohemian Massif Micro-Raman spectroscopy...spectroscopy Samples from the Zadní Chodov uranium deposit of the Bohemian Massif were analysed using optical...conditions that prevailed in association with uranium-enriched shear zones. Four major events are known...with the formation of shear zones. During the uranium ore deposition stage, temperatures ranged from |  | | Journal (article/letter/editorial) | | Accepted Manuscript Phanerozoic uranium mineralization in Variscan Europe – more than 400 Ma of tectonic...tectonic, supergene, and climate-controlled uranium redistribution Rolf L. Romer, Michel Cuney PII: DOI:...article as: R.L. Romer, M. Cuney, Phanerozoic uranium mineralization in Variscan Europe – more than 400...of tectonic, supergene, and climate-controlled uranium redistribution, Ore Geology Reviews (2018), doi:...pertain. Phanerozoic uranium mineralization in Variscan Europe Phanerozoic uranium mineralization in Variscan |  | | Journal (article/letter/editorial) | | Resources, D-3000 Hannover 51 (Fedeml Republic of Germany) (Received December 21. 1984; accepted for publication...Age of secondary uranium mineralizations in the basement rocks of northeastern Bavaria, F.R.G. Chem. Geol...in the upper parts of all of the U occurrences in the basement rocks of northeastern Bavaria. The secondary...of the samples yielded discordant U/Pb ages. The upper intersection of the discordia with the concordia... Ages between 0.110 * 0.006 Ma (by the ionium-uranium method) and 8.6 Ma were obtained; these can be |  | Dill, H. G., Skoda, R., Weber, B., Berner, Z. A., Muller, A., Bakker, R. J. (2012) A Newly Discovered Swarm of Shear-Zone-Hosted Bi-As-Fe-Mg-P-Rich Aplites and Pegmatites in the Hagendorf-Pleystein Pegmatite Province, Southeastern Germany: A Step Closer to the Metamorphic Root of Pegmatites. The Canadian Mineralogist, 50 (4) 943-974 doi:10.3749/canmin.50.4.943 | Journal (article/letter/editorial) | | HAGENDORF–PLEYSTEIN PEGMATITE PROVINCE, SOUTHEASTERN GERMANY: A STEP CLOSER TO THE METAMORPHIC ROOT OF PEGMATITES...Resources, P.O. Box 510163, D–30631 Hannover, Germany Radek ŠKODA Institute of Geological Sciences,...Bürgermeister-Knorr Strasse 8, D–92637 Weiden i.d.OPf., Germany Zsolt A. BERNER Karlsruhe Institute of Technology...Geochemistry, Adenauer Ring 20b, D–76131 Karlsruhe, Germany Axel MÜLLER Geological Survey of Norway, Leiv...Hagendorf–Pleystein pegmatite province, southeastern Germany, was emplaced syn- to postkinematically relative |  | | Report (issue) | | Munich Centrt: de Recberclles sur ta Geo1ogie de !'Uranium Hahn-Meitner Institute Univer;:ity or Leicester...(Project leader, Germany) W Spiegel Centre de Recherches sur la Geologie de /'Uranium (CREGU) M Cuney...and B Poty 7 The Hercynides in the German 2.3 Fichtelgebirge L Hecht, W Spiegel and G Morteani 15 Chapter...Vigneresse and M Cuney 54 The Fichtelgebirge and adjacent granites, 3.4 Germany J L Vigneresse and J D Cornwell...and B Poty 73 Structural characteristics - Fichtelgebirge 4.3 L Hecht, W Spiegel and G Morteani 98 Chapter |  | | Journal (article/letter/editorial) | | yttrium and zirconium mobility associated with the uranium mineralisation at Okrouhlá Radouň, Bohemian Massif...mineralisation event in the Okrouhlá Radouň uranium deposit has been investigated to elucidate their behaviour...high mobility of Y and Zr during formation of the uranium mineralisation is supported by the occurrence of...Zone. Key-words: Central European Variscides; uranium mineralisation; aceite; rare earth elements; yttrium;...& Desmons, 2007). The name comes from the uranium deposit in Ace, Canada and was introduced in geoscience |  | | Journal (article/letter/editorial) | | Erzgebirge, Germany H.-J. FORSTER GeoForschungsZentrum Potsdam, Telegrafenberg, D - 14473 Potsdam, Germany Uraninite...granites, a considerable portion of the bulk-rock uranium content may be ascribed to magmatic UO2 (uraninite)...uraninite may host up to 90% of the bulk-rock uranium, but only insignificant portions of the thorium...1996), and mineral compositions reported from uranium H.-J. FORSTER ores most commonly refer to its...abundance was mainly used as a tool in evaluating the uranium fertility of granitic rocks. It has been demonstrated |  | | Journal (article/letter/editorial) | | significance of the Kirchberg granite (Erzgebirge, Germany) Received: 17 May 2002 / Accepted: 4 December 2002...uraninite from the Kirchberg granite, Erzgebirge, Germany, and an age of 330±5 Ma (±2r) was constrained....Freiberg, Brennhausgasse 14, 09596, Freiberg, Germany E-mail: kempe@mineral.tu-freiberg.de Tel.: +49-3731-392433...post-collisional granites from the Erzgebirge-Fichtelgebirge region (Germany) showed that it was not appropriate...Hercynian Kirchberg massif (Western Erzgebirge, Germany). Data evaluation took into account internal structures |  | | Journal (article/letter/editorial) | | chemistry of Variscan-type pegmatite systems (SE Germany) With special reference to structural and chemical...chemistry of Variscan-type pegmatite systems (SE Germany) With special reference to structural and chemical...chemistry of Variscan-type pegmatite systems (SE Germany) - With special reference to structural and chemical...Leibniz University, Welfengarten 1 D-30167 Hannover, Germany Abstract: The geology of pegmatite systems encompasses...d -10-11) named the TepláBarrandian zone or in Bavaria as Zone of Erbendorf-Vohenstrauß “ZEV” (Malkovsky |  | | Book | | 1: Introduction • Discovery and Exploitation of Uranium and Thorium ......... ......... ..... ...........Characteristics of Radioactive Deposits • Geochemistry of Uranium and Thorium ........................ 11 • Classification............................................. 30 Germany .................................................intended to serve as an introduction to the world of uranium and thorium minerals for the serious student or...of radioactive elements and the development of uranium and thorium ore deposits. Next, the geochemical |  | Dolníček, Zdeněk, René, Miloš, Hermannová, Sylvie, Prochaska, Walter (2014) Origin of the Okrouhlá Radouň episyenite-hosted uranium deposit, Bohemian Massif, Czech Republic: fluid inclusion and stable isotope constraints. Mineralium Deposita, 49 (4) 409-425 doi:10.1007/s00126-013-0500-5 | Journal (article/letter/editorial) | | Origin of the Okrouhlá Radouň episyenite-hosted uranium deposit, Bohemian Massif, Czech Republic: fluid inclusion...Abstract The Okrouhlá Radouň shear zone hosted uranium deposit is developed along the contact of Variscan...origin during alteration and mineralization at the deposit: (1) local meteoric water, (2) Na–Ca–Cl basinal...stage of alteration. Keywords Bohemian Massif . Uranium mineralization . Episyenite . Fluid inclusions...European Variscan belt, hosts a large number of uranium deposits in shear zones that cut high-grade metamorphic |  | | Journal (article/letter/editorial) | | high-temperature metamorphic rocks (750° to 850°C, zircon morphology). Garnet compositions indicate that...510163, Germany e-mail: dill@bgr.de G. Steyer Raubersrieder Weg 14, 90530 Wendelstein, Germany environs...Donau (Danube) between Regensburg and Passau, Germany (Dill et al. 2007a, Fig. 1). Mineralogical or sedimentological...the study area, a Location of the study area in Germany indicated by the framed area b Location of the...1:500000 issued by the former Geological Survey of Bavaria). The target area I along the River Danube is denoted |  | | Journal (article/letter/editorial) | | solid solutions from Markersbach, Erzgebirge, Germany: REE and Th mobility during high-T alteration of... Telegrafenberg, Potsdam, Federal Republic of Germany With 6 Figures Received May 8, 2000; revised version...identi®ed in the Markersbach pluton (Erzgebirge, Germany) composed of F-rich, highly fractionated and autometasomatically...such as allanite, monazite, apatite, xenotime, zircon, thorite, and uraninite (e.g. Bea, 1996; FoÈrster...allow approval by the IMA, is from the Holicky uranium deposit in the Czech Republic, where the synchysite-(Nd) |  | | Book | | a measure of the intensity and success of the uranium exploration•and development prograin that has been...and doubtless the U.S.S.R., likewise established uranium mining industries. These efforts in the Reid and...publications on the mineralogy and geology of uranium and, to a lesser extent, thorium, climaxed in 1955...marizing the scientific and technical results of the uranium search; this the ,;vriter has attempted in this...years, it has been estimated that the cumulative uranium oxide requirements by 1975 for the United States |  | | Journal (article/letter/editorial) | | siliceous igneous rocks from the Zinnwald Sn–W deposit, Germany T. Monecke a a,* , P. Dulski b, U. Kempe...GeoForschungsZentrum Potsdam, Telegrafenberg, D-14473 Potsdam, Germany c Institute of Mineralogy, TU Bergakademie Freiberg...Freiberg, Brennhausgasse 14, 09596 Freiberg, Germany Received 12 April 2006; accepted in revised form 5...samples from the granite-hosted Zinnwald Sn–W deposit, Germany, revealed that at least two tetrads in normalized...samples from the granite-hosted rare metal deposit Zinnwald, Germany, that show variable tetrad sizes. Based |  | Alexandre, Paul, Kyser, Kurt, Layton-Matthews, Daniel, Joy, Brian, Uvarova, Yulia (2015) Chemical Compositions of Natural Uraninite. The Canadian Mineralogist, 53 (4) 595-622 doi:10.3749/canmin.1500017 | Journal (article/letter/editorial) | | chemical compositions of uraninites from five major deposit types (tabular, unconformity, vein, metasomatic...different formation conditions prevailing at each deposit type. Apart from the major elements always analyzed...ppm), and Ba (118 ppm). Uraninites from different deposit types have distinct chemical compositions: tabular-type...as provenance indicators. Keywords: uraninite, uranium deposits, mineral chemistry, trace elements, REE...results for uraninite are focused on only one deposit or deposit type, with only limited systematic efforts |  | Ballouard, C., Poujol, M., Mercadier, J., Deloule, E., Boulvais, P., Baele, J. M., Cuney, M., Cathelineau, M. (2018) Uranium metallogenesis of the peraluminous leucogranite from the Pontivy-Rostrenen magmatic complex (French Armorican Variscan belt): the result of long-term oxidized hydrothermal alteration during strike-slip deformation. Mineralium Deposita, 53 (5) 601-628 doi:10.1007/s00126-017-0761-5 | Journal (article/letter/editorial) | | Deposita DOI 10.1007/s00126-017-0761-5 ARTICLE Uranium metallogenesis of the peraluminous leucogranite...Accepted: 13 August 2017 # Springer-Verlag GmbH Germany 2017 Abstract In the French Armorican Variscan...crystallization of magmatic uranium oxide in the more evolved facies was followed by uranium oxide leaching during...alteration and/or surface weathering. U-Pb dating of uranium oxides from the deposits reveals that they mostly...surface-derived oxidized fluids leached magmatic uranium oxide from fertile leucogranite and formed U deposits |  | | Book | | Petrology Brennhausgasse 14, D-09596 Freiberg, Germany (e-mail, thomas.seifert@mineral.tu-freiberg.de)...Eibenstock’ granite. Tannenberg adit, Mühlleithen tin deposit. small picture right: NNW-SSE kersantite dike is...crosscutted by N-S fluorine-rich aplite. Sn(-W) deposit Ehrenfriedersdorf, Sauberg mining field. Photographs...4.3.2. Age of mineralization 5. 23 23 4.4. Uranium Vein-Type Mineralization 23 Methods 29 5.1...1. K-Ar and 40Ar-39Ar geochronology 30 5.3.2. Zircon dating 31 Field Geology and Petrographic Characteristic |  | | Journal (article/letter/editorial) | | FROM THE ZINNWALD GRANITE, EASTERN ERZGEBIRGE, GERMANY Hans-Jürgen FÖRSTER§ Deutsches GeoForschungsZentrum...Section Reservoir Technologies, D–14473 Potsdam, Germany Martin ONDREJKA and Pavel UHER Department of Mineralogy...Slovakia Abstract The granite cupola at Zinnwald (Germany) or Cínovec (Czech Republic) consists of highly...solutions and As-bearing thorite, coffinite and zircon, formed locally. Accompanying minerals comprise...a negative Eu anomaly. Thorite, coffinite, and zircon accommodated maximum concentrations of As of 14 |
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