 | Sejkora, J., Ondruš, P., Fikar, M., Veselovský, F., Mach, Z., Gabašová, A. (2006) New data on mineralogy of the Vysoký Kámen deposits near Krásno, Slavkovský les area, Czech Republic. Journal of the Czech Geological Society, 51 (1-2) 43-55 | Journal (article/letter/editorial) | | of the Czech Geological Society 51/12(2006) 43 New data on mineralogy of the Vysoký Kámen deposits...near Krásno, Slavkovský les area, Czech Republic Nové poznatky o mineralogii loisek Vysoký Kámen u Krásna...CZ-115 79 Praha 1, Czech Republic Biskupský dvùr 2, CZ-110 00 Praha 1, Czech Republic 3 Plaská 55, CZ-323...CZ-323 00 Plzeò, Czech Republic 4 Kolová 116, CZ-360 10 Karlovy Vary, Czech Republic 5 Czech Geological Survey...Survey, Klárov 3, CZ-118 21 Praha 1, Czech Republic 1 2 Detailed mineralogical study focused on two |  | | Journal (article/letter/editorial) | | Journal of the Czech Geological Society 51/12(2006) 3 The Krásno Sn-W ore district near Horní Slavkov:...mineralogical characteristics Sn-W rudní revír Krásno u Horního Slavkova historie tìby, geologická...SEJKORA2 1 2 Regional Museum Sokolov, Zámecká 1, Sokolov, CZ-356 00, Czech Republic Department of Mineralogy...68, Prague 1, CZ-115 79, Czech Republic The tin-tungsten Krásno ore district near Horní Slavkov (Slavkovský...most important areas of ancient mining in the Czech Republic. The exceptionally rich and variable mineral |  | | Journal (article/letter/editorial) | | Nb–Ta–Ti Oxides in Topaz Granites of the Geyersberg Granite Stock (Erzgebirge Mts., Germany) Miloš René Institute...Sciences of the Czech Republic, V Holešovičkách 41, 182 09 Prague 8, Czech Republic; rene@irsm.cas.cz;...granites and related rocks from the Geyersberg granite stock in the Krušné Hory/Erzgebirge Mts. batholith...batholith. This body forms a pipe like granite stock composed of fine- to middle-grained, porphyritic to equigranular...topaz. Intrusive breccia’s on the NW margin of the granite stock are composed of mica schists and muscovite |  | | Journal (article/letter/editorial) | | Journal of the Czech Geological Society 50/34(2005) 157 Tin deposits at Pøebuz and Rolava in the Kruné...Kruné hory / Erzgebirge, Czech Republic: classic localities, new challenges Cínová loiska u Pøebuzi...námìstí 69, 356 00 Sokolov; rojik@suas.cz The Czech part of the late-Variscan Karlovy Vary (Eibenstock) pluton...situated on the Czech territory roughly in the centre of the outcrops of the younger granite suite (YIC granite)...granite). Tin deposits are spatially associated with the youngest highly evolved granites. Greisen zones |  | | Book | | the same passion for minerals and the NE Bavarian region. The Oberpfalz was his home and my adopted country...major constituents the three rock-forming minerals feldspar, quartz and mica, which in places develop mega-crystals...aplites. Apart from the size of their crystals, be aplitic or pegmatitic, it is the varied spectrum of rare...share of raw material extracted from pegmatites is feldspar, quartz and mica, and only a tiny fraction of...pegmatitic and aplitic rocks in the Bohemian Massif, which is shared by Germany, the Czech Republic, Poland |  | | Journal (article/letter/editorial) | | K. Breiter (&) Czech Geological Survey, Geologicka 6, CZ-15200 Praha 5, Czech Republic H.-J. FoÈrster...element geochemistry of both exposed and hidden granite intrusions. The main purpose of this research was...mineralization phenomena (F-Ba) to the exposed or hidden granite bodies are less understood and the subject of controversial...a detailed study of the widespread, composite granite bodies with respect to their individual petrogenetic...discontinous belt extending about 160 km along the Czech Republic-German border in a NE-SW direction. The belt |  | | Journal (article/letter/editorial) | | evolution of quartz in the charnockitic Kleivan granite, SW-Norway: The Ge/Ti ratio of quartz as an index...of quartz from the layered charnockitic Kleivan granite in the Rogaland Igneous Province (Rogaland Municipality...charnockite formation to 645 °C in the most evolved aplitic–granite and granitic pegmatite. Therefore, the regular...petrogenetic evolution of granitic rocks. The Kleivan granite, part of the Rogaland Igneous Province, was selected...beginning with primitive charnockitic granite and ending with aplitic granite and granitic pegmatite. Because |  | Webster, James D., Thomas, Rainer, Rhede, Dieter, Förster, Hans-Jürgen, Seltmann, Reimar (1997) Melt inclusions in quartz from an evolved peraluminous pegmatite: Geochemical evidence for strong tin enrichment in fluorine-rich and phosphorus-rich residual liquids. Geochimica et Cosmochimica Acta, 61 (13) 2589-2604 doi:10.1016/s0016-7037(97)00123-3 | Journal (article/letter/editorial) | | sampled from a pegmatite that occurs in a Variscan granite genetically associated with cassiteriteand wolframite-mineralized...low concentrations of Ca, Y, Sr, and REE for a granite, and it was strongly peraluminous (the molar [A120...150 km in a NE-SW direction along the Germany-Czech Republic border (Fig. 1). The granitoids were emplaced...and the location of the Ehrenfriedersdorf mining district (supplemented and modified after Forster and Tischendorf...large granular pegmatitic body located in the granite endocontact at the 5th gallery near the main shaft |  | | Journal (article/letter/editorial) | | Precambrian molybdenite occurrences in Sweden are of the aplitic type. In order to improve the understanding of...of their genesis, 67 samples of aplites, aplitic granites and associated granites were analyzed for major...Precambrian molybdenite deposits in Sweden are of the aplitic type (Walser and Einarsson, 1982), it is of interest...samples of molybdenite-mineralized aplites and aplitic granites and 30 of associated granites were analyzed...The Rappen district Introduction The part of Sweden situated north of the Skellefte district (Fig. 1) |  | | Book | | (Russia), P. Bruneton (Europe), J. Cisovsky (Slovak Republic), G. Érdi-Krausz (Hungary), H. J. Förster (Germany)...Hruby (Czech Republic), E. Kirchner (Austria), B. Kirchner (Austria), J. Komínek (Czech Republic), I. Bojkov...J. Royall (Spain), and A. Kuestermeyer (Slovak Republic). M. Cuney deserves my particular gratitude for... . . . . . . . . . . . . . . . 2.1 West Balkan Region . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . 2.1.1 Bukhovo District .. . . . . . . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | of tourmaline from the Lavicky leucogranite, Czech Republic SHAO-YONG JIANG,1* JING-HONG YANG,1 MILAN...Moravian Museum, Zelny trh 6, 659 37 Brno, Czech Republic 3 Ontario Geological Survey, Precambrian Geoscience...tourmaline occurs in the Lavicky leucogranite, Czech Republic as spherical to ovoid quartztourmaline orbicules...veins (<1 cm thick) that cut the orbicule-rich granite. Electron microprobe analyses reveal that tourmaline...at late solidus to early subsolidus stages of granite crystallization. Only non-marine evaporites show |  | | Journal (article/letter/editorial) | | Aplite (SA) in the Hagendorf-Pleystein Pegmatite District, near Waidhaus, Germany, is a mildly peraluminous...It occurs in association with quartz dykes and aplitic metamorphic mobilizates in the NE Bavarian crystalline...basement. The SA differs from other aplitic mobilizates in the region in having a less well developed strain-related...only minor amounts of garnet and tourmaline. The aplitic metamorphic mobilizates and the SA are chemically...the root zone of the felsic aplitic-pegmatitic mobilizates in this region and is overprinted by an epithermal |  | | Journal (issue) | | part of ,·ein, in north wall , of Aplitic Granit e in Quartzose Granite 6 FIG. 4.-Frequency diagrarn showing...-Cornparative Sections of the Perrnian in the Grange District, Co. Tvrone lY 47 L--THE SLIEVE BINNIAN TUNNEL...wo of t he four varieties of 1-fourne Mountains Granite established by Richey (1928). Both these are described...chemical analyses are given. The thr.ee types of granite alteration products seen are discussed. The many...length the tunnel was driven in l\1ourne ·Mountains Granite and associated dykes. Permission to examine the |  | | Journal (article/letter/editorial) | | Sr/Eu, Y/Ho, and Zr/Hf of evolving peraluminous granite suites WOLFGANG IRBER* Technische Universität...reveal that the tetrad effect develops parallel to granite evolution, and significant tetrad effects are strictly...aqueous-like fluid system during the final stages of granite crystallization. The positive correlation of TE1...effect identifies open system conditions during granite crystallization. Copyright © 1999 Elsevier Science...high-temperature hydrothermal fluid at the late-stage of granite crystallization, the term “magmatic-hydrothermal |  | | Journal (issue) | | hell 16 IGeology in the Czech Republic A few words from UGA, Czech Republic 17 Quido Zaruba, founder...geology 18 The Czech Geological Survey 20 Feldspar raw materials in the Czech Republic 21 The re-use...during uranium mining in Straz Pod Ralskem, Czech Republic EDITORIAL BOARD Christer Akerman Carlo Bravi...deformation ISSN: 1028 - 267X 30 Geophysics in the Czech Republic 33 Stability of the Krusne hory mountain...the Union of Geological Associations (UGA), Czech Republic by Jan Schrofefl e would like to use the opportunity |  | | Journal (article/letter/editorial) | | gradients in the uppermost (or outermost) 2-3 km of a granite pluton, associated with Mo-mineralized aplites...thermogravitational diffusion was important also in this granite-aplite sys- © 1989 Elsevier Science Publishers... 268 B. OHLANDERET AL. tem. Most studies of granite-aplite systems, however, favour a fractional crystallization... 1985). The La/Lu ratios in the least evolved granite sample and the most evolved aplite sample were...MINERALIZED APLITES AND ASSOCIATED GRANITES associated granite intrusion; (2) study the connection between the |  | | Journal (article/letter/editorial) | | quite angular and a part decidedly rounded. They vary in size from a fraction of an inch to 4 or 5 inches...(i860), 156. 2 "Trap Dikes of the Lake Champlain Region," U.S. Geol. Surv., Bull. 1o7. 166 THE ORIGIN...The thickness of the sedimentary series in the region is about 12,000 feet from the top of the preCambrian...in dikes near Mancos, Colorado: In the San Juan region of southwestern Colorado, about 8 miles southwest...country rock there are several subsilicic dikes which vary in width from an inch to 4 or 5 feet. The more prominent |  | | Journal (article/letter/editorial) | | Geological and Petrographic Characteristics Northwest region. The Leznikov granites make up the intrusion of...the southwestern part of the Korosten rapakivi-granite pluton. The intrusion is an independent body associated...to the subalkaline granite and alaskite associations [28]. In the Northwest region, these are the granites...granites contain potash feldspar phenocrysts up to 10-5 mm in size; the numbers vary but the content does...granites consist of 30-3576 quartz, 50-60 potash feldspar (microcline-perthite), 5-1 0 plagioclase (albite |  | Förster, H.-J., Romer, R. L., Gottesmann, B., Tischendorf, G., Rhede, D. (2009) Are the granites of the Aue–Schwarzenberg Zone (Erzgebirge, Germany) a major source for metalliferous ore deposits? A geochemical, Sr–Nd–Pb isotopic, and geochronological study. Neues Jahrbuch für Mineralogie - Abhandlungen, 186 (2) 163-184 doi:10.1127/0077-7757/2009/0138 | Journal (article/letter/editorial) | | and 8 tables Abstract: The Aue–Schwarzenberg Granite Zone (ASGZ), in the western Erzgebirge of Germany...and two-mica granites. The biotite granites (Aue granite suite, Beierfeld, Bernsbach) are weakly to mildly...voluminous Nejdek massif (Czech Republic). The two-mica granites (Schwarzenberg granite suite, Lauter) are Si-rich...Schwarzenberg (323.3 ± 2.4), and the Kirchberg granite at Burkersdorf (322.7 ± 3.5) indicate that magmatism...and took place early within the major episode of granite formation in the Erzgebirge–Vogtland zone (327–318 |  | Plado, Jüri, Hietala, Satu, Kreitsmann, Timmu, Lerssi, Jouni, Nenonen, Jari, Pesonen, Lauri J. (2018) Summanen, a new meteorite impact structure in Central Finland. Meteoritics & Planetary Science, 53 (11) 2413-2426 doi:10.1111/maps.13134 | Journal (article/letter/editorial) | | located within the Paleoproterozoic Central Finland Granite Belt, Fennoscandian Shield. The structure is hidden...fractured outcrop containing in situ porphyritic granite with converging striated features. Microscopic...two shatter-cone-bearing samples of porphyritic granite were found. These are planar deformation features...Synkinematic plutons consist of I-type granodiorite and granite. Post-kinematic plutons are peraluminous and have...sedimentary component in their source; they have A-type granite characteristics. Postkinematic rocks are undeformed |  | | Journal (article/letter/editorial) | | Magnesiocarbonatite has a well-developed selvage against granite but lacks significant amphibole fenite. In breccia...exposition, theme, and location (Fig. 1), is an aplitic granite body (Vistelius et al. 1983) 1.7 km long and...diopside, and iron oxides. It is incontestably granite (syenogranite-monzogranite). Chemical parameters...The rock is alkaline and not peralkaline. The granite samples listed in Table 1 were collected from sites...Geological Survey of Canada during the Meech Lake granite investigation (Vistelius et al. 1983). Unfortunately |  | | Journal (article/letter/editorial) | | stock-shapedintrusion consisting of aplitic granite and quartz-feldspar-porphyry. $ericitic alteration is...contradis- tinction to that of the nearby Drammen granite where molybdenite-bearingquartz veins are found...Glitrevann and the Drammen granite Mo mineralization belongto a major biotite granite complexin the central...part of the Oslo rift. A classificationof the granite-hostedMo mineralization within the Oslo rift is...classifiedaccordingto its apical position in the granite. Introduction subvolcanicenvironment was preserved |  | | Journal (article/letter/editorial) | | mineralization associated with the Imog granite in the Taebaeksan Mineralized District, South Korea T Heonkyung...University, Gongju 32588, Republic of Korea ARTICLE INFO ABSTRACT Keywords: Imog granite W skarn Pb-Zn vein...and Seojin deposits in association with the Imog granite that intruded the Cambro-Ordovician carbonate rocks...rocks in the Taebaeksan Mineralized District, South Korea. Garnet/Pyroxene ratios in the skarn of both...decreased as away from the granite. In the Imog deposit, garnet compositions vary from andradite to grossular |  | | Journal (issue) | | Some notes on the mineralisation of the Dartmoor Granite. By R.C. Scrivener, B.V. Cooper and D.A. Baker...geochemistry of some biotites from the Dartmoor Granite. By S. Al-Saleh, R. Fuge and W.J. Rea............from Middle-Upper Devonian boundary beds at Barton Quarry, Torquay (Abstract). By Christine Castle.........which developed around the cooling Carnmenellis granite cupola probably in response to fluid overpressure... SOME NOTES ON THE MINERALISATION OF THE DARTMOOR GRANITE by R.C. Scrivener, B.V. Cooper and O.A. Baker Abstract |  | | Journal (article/letter/editorial) | | Hornblende gabbro. Pikes Peak granite .. . . . Aplite and fine-grained granite . . Diabase Injection gneiss...443 446 Assrnacr The Eight Mile Park pegmatite district, three to twelve miles west of Canon City, Fremont...pre-Cambrian rock units are present: Pikes leak granite, Idaho Springs schist, and injection gneiss. The...batholith of Pikes Peak granite, a red, coarse-grained, porphyritic, microcline granite, was emplaced. Late...intrusion of Idaho Springs biotite schists by granite, aplite, and pegmatite. The pre-Cambrian structural |
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