 | | Journal (article/letter/editorial) | | system recorded by trace elements in quartz: Krupka district, Eastern Krušné hory/Erzgebirge Tereza Peterková...system recorded by trace elements in quartz: Krupka district, Eastern Krušné hory/Erzgebirge, Chemical Geology...system recorded by trace elements in quartz: Krupka district, Eastern Krušné hory/Erzgebirge Tereza Peterková1...12843 Praha 2, Czech Republic 2 Czech Geological Survey, 11821 Praha 1, Czech Republic 3 Institute...quartz veins in a composite stock at Knöttel in the Krupka district (eastern Krušné hory/Erzgebirge mountain |  | | Journal (article/letter/editorial) | | Gold-bearing quartz veins of the Bělčice ore district, Bohemian Massif: evidence for incursion of metamorphic...Charles University, Albertov 6, 128 43 Prague 2, Czech Republic; zachar@natur.cuni.cz * Corresponding author...author Gold-bearing quartz veins of the Bělčice ore district are hosted by I-type Variscan Blatná granodiorite...localities within the Bělčice ore district. Veins in this district are hosted exclusively by granitoids...2. Geology and mining history The Bělčice ore district is located c. 80 km south of Prague, between the |  | | Journal (article/letter/editorial) | | fingers black if handled carelessly. The Georgetown district, also in Clear Creek County, has produced some...environments such as exist in the Washington, D.C., area, the moisture combining with the sulfur in the pyrite...to them.) From the Yankee Girl mine, Silverton district, San Juan County, tennantite has been found associated...Juan County are specimens from the Red Mountain district. Other western U.S. localities where well-crystallized...have been mined include the Monitor mine, Taylor district, White Pine County, Nevada. Monitor mine tennantite |  | | Journal (article/letter/editorial) | | Journal of the Czech Geological Society 51/12(2006) 3 The Krásno Sn-W ore district near Horní Slavkov:...Museum Sokolov, Zámecká 1, Sokolov, CZ-356 00, Czech Republic Department of Mineralogy and Petrology, National...79, Czech Republic The tin-tungsten Krásno ore district near Horní Slavkov (Slavkovský les area, western...most important areas of ancient mining in the Czech Republic. The exceptionally rich and variable mineral...and the high number of mineral species, make this area one of the most remarkable mineralogical localities |  | Veselovský, František, Ackerman, Lukáš, Pašava, Jan, Žák, Karel, Haluzová, Eva, Creaser, Robert A., Dobeš, Petr, Erban, Vojtěch, Tásler, Radko (2018) Multiphase formation of the Obří důl polymetallic skarn deposit, West Sudetes, Bohemian Massif: geochemistry and Re–Os dating of sulfide mineralization. Mineralium Deposita, 53 (5) 665-682 doi:10.1007/s00126-017-0766-0 | Journal (article/letter/editorial) | | main sulfide stage, dominated by pyrrhotite, arsenopyrite, and chalcopyrite originated from aqueous hydrothermal...magmatic source of sulfur. The Re–Os age of arsenopyrite overlaps Editorial handling: B. Lehmann Electronic...ackerman@gli.cas.cz 1 Czech Geological Survey, Geologická 6, 152 00 Praha 5, Czech Republic 2 Institute of...Geology of the Czech Academy of Sciences, Rozvojová 269, 165 00 Praha 6, Czech Republic 3 Department...4 Czech Speleological Society, ZO 5-02, Albeřice, Stará Alej 462, 542 24 Svoboda nad Úpou, Czech Republic |  | | Journal (article/letter/editorial) | | University in Prague, Albertov 6, 128 43 Prague 2, Czech Republic; jiri.zacharias@natur.cuni.cz * Corresponding...exploitation of the deposit was connected with the famous Czech geologist F. Pošepný (1836–1895), who rediscovered...some limited exploration activities, mainly in the area NE of Roudný; however, no economically viable continuations...geochronological data on the tectonic evolution of the Czech part of the Blanice Graben are those of Košler et...17 km along the Kaplice–Rödl fault zone in this area. Linz 15°00' E Fig. 2 Scheme of ductile and fault |  | Ondruš, P., Veselovský, F., Gabašová, A., Hloušek, J., Šrein, V., Vavřín, I., Skála, R., Sejkora, J., Drábek, M. (2003) Primary minerals of the Jáchymov ore district. Journal of the Czech Geological Society, 48 (3-4) 19-147 | Journal (article/letter/editorial) | | of the Czech Geological Society 48/34(2003) 19 Primary minerals of the Jáchymov ore district Primární... ROMAN SKÁLA1 JIØÍ SEJKORA4 MILAN DRÁBEK1 Czech Geological Survey, Klárov 3, CZ-118 21 Prague 1...Approximately seventy primary minerals were known from the district before the present study. All known reliable data...and/or referenced minerals in the Jáchymov ore district to 384. Key words: primary minerals, XRD, microprobe...of mineralogical research of the Jáchymov ore district A systematic study of Jáchymov minerals commenced |  | | Book (edition) | | bireflectance. Left (top): The simple contact twin of arsenopyrite is inconspicuous under PPL, but reveals its...share their main crystallographic axes. Left: Arsenopyrite occasionally displays hour-glass structures...red-violet cruciform, star-like trillings Arsenopyrite Talnakhite strong, bluish to brownish grey...distinct, dark brownish grey distinct (less than arsenopyrite), blue to brownish grey strong, bluish to brownish...Madenköy Mine, Çayeli, Rize Province, Black Sea Region, Turkey (sample: Halbach); XPL If marked in description |  | Ondruš, P., Veselovský, F., Hloušek, J., Skála, R., Vavřín, I., Frýda, J., Čejka, J., Gabašová, A. (1997) Secondary minerals of the Jáchymov (Joachimsthal) ore district. Journal of the Czech Geological Society, 42 (4) 3-76 | Journal (article/letter/editorial) | | Journal of the Czech Geological Society, 42/4 (1997) 3 Secondary minerals of the Jáchymov (Joachimsthal)...(Joachimsthal) ore district Sekundární minerály jáchymovského rudního revíru (Czech summary) PETR ONDRUŠ1 - FRANTIŠEK...FRÝDA1 - JIěÍ ýEJKA3 - ANANDA GABAŠOVÁ1 1 2 3 Czech Geological Survey, Klárov 3, 118 21 Prague 1 U Roháþových...seventy secondary minerals were known from the district before the present study. All known reliable data...Vrána, Czech Geological Survey, Prague. We wish to thank the Grant Agency of the Czech Republic for supporting |
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Barbora adit, Knöttel area, Krupka, Teplice District, Ústí nad Labem Region, Czech Republic