 | Finger, F., Gerdes, A., Janoušek, V., René, M., Riegler, G. (2007) Resolving the Variscan evolution of the Moldanubian sector of the Bohemian Massif: the significance of the Bavarian and the Moravo-Moldanubian tectonometamorphic phases. Journal of GEOsciences, 52 (1-2) 9-28 | Journal (article/letter/editorial) | | Mineralogy, Hellbrunnerstraße 34, A-5020 Salzburg, Austria; Friedrich.Finger@sbg.ac.at University of Frankfurt...involved the exhumation of the HP–HT rocks of the Gföhl Unit into the Moldanubian middle crust, represented...terms of the previous tectonic models, in which the Gföhl Unit was viewed as a large flat nappe on top of...material of a Gföhl and a Moravian terrane. It is suggested that parts of the HP–HT rocks of the Gföhl Terrane...metatexites and diatexites). The HP–HT rocks of the Gföhl Unit, the Durbachite plutons, the LP–HT rocks of |  | | Journal (article/letter/editorial) | | Europe. Coeval granitic gneisses in the neighbouring Gföhl unit of the Bohemian Massif can be classified as...the Early Palaeozoic granitic magmatism in the Gföhl unit and the Monotonous Group support models claiming...here, that the Gföhl unit and the Monotonous Group represent zones of higher and lower heat flow within...Salzburg, Hellbrunnerstrasse 34, A-5020 Salzburg, Austria helpful for terrane correlations and palaeogeographic...orthogneiss type in the South Bohemian region, the Gföhl gneiss. Based on these data, we attempt to explain |  | | Journal (article/letter/editorial) | | phlogopite-bearing spinel-garnet peridotite in the Gföhl Unit, Moldanubian Zone of the Bohemian Massif Kosuke...occurring as decimeter size lenticular body in the Gföhl granulite that forms the metamorphic core of the...consisting of phlogopite + carbonates + apatite + graphite + rutile + monazite + thorianite, in chromian...the U Pb ages of zircon extracted from the host Gföhl granulite, probably reflecting the Variscan high...was interpreted as the disrupted fragment of the Gföhl Unit that forms the metamorphic core of the Moldanubian |  | | Journal (article/letter/editorial) | | University of Graz, Universitätsplatz 2, 8010 Graz, Austria Present address: Geoscience Center, Georg-August-University...5020 Salzburg, Austria 4 Department of Hard Rock Geology, Geological Survey of Austria, Neulinggasse 38...Vienna, Austria 5 NAWI Graz Geocenter, University of Graz, Heinrichstraße 26, 8010 Graz, Austria e-mail:...positions during the Variscan orogeny. The high-grade Gföhl unit overlies both, the Drosendorf and Ostrong units...peak conditions of the rocks from the adjacent Gföhl unit, which includes high-pressure–ultra-high-temperature |  | Janoušek, V., Vrána, S., Erban, V., Vokurka, K., Drábek, M. (2008) Metabasic rocks in the Varied Group of the Moldanubian Zone, southern Bohemia - their petrology, geochemical character and possible petrogenesis. Journal of GEOsciences, 53 (1) 31-64 | Journal (article/letter/editorial) | | include presence of dolomite in carbonate bodies, graphite schists, rocks with marialitic scapolite, locally...because they show much closer association with graphite schists that could have been responsible for the...Group, particularly at the contact with the HP–HT Gföhl Unit. Modern studies utilizing whole-rock geochemical...termed traditionally the Monotonous, Varied and Gföhl groups or units (Fiala et al. 1995) (Fig. 1). Moreover...Dobra gneiss in Lower Austria (Gebauer and Friedl 1994; Friedl et al. 2004). 2.1.1. Gföhl Unit The high-grade |  | | Journal (article/letter/editorial) | | association with amphibolites, marbles and accompanying graphite gneisses. Fine-grained garnets contain (mol. %)...Novosedly Šebanov lda 20 km Český Krumlov Austria Mo N ath oli th České Budějovice Fig. 1...abundant layers of marble, calc-silicate gneiss, graphite gneiss, quartzite and amphibolite in addition...members are the Monotonous Group, Varied Group, and Gföhl Unit (Fiala et al. 1995). Allochthonous segments...1995) and the Mesoproterozoic Dobra gneiss in Lower Austria (Gebauer and Friedl 1994; Friedl et al. 2004) |  | Medaris, G. L. J. r., Jelínek, E., Beard, B. L., Valley, J. W., Spicuzza, M. J., Strnad, L. (2013) Garnet pyroxenite in the Biskupice peridotite, Bohemian Massif: anatomy of a Variscan high-pressure cumulate. Journal of GEOsciences, 58 (1) 3-19 | Journal (article/letter/editorial) | | located in migmatitic gneiss of the Gföhl Assemblage in the Vysočina District, western Moravia. Major- and trace-element...crystallized. Most garnet pyroxenites and eclogites in Gföhl garnet peridotites are thought to have formed by...veins occur in garnet peridotite bodies in the Gföhl Assemblage, which is the uppermost structural unit...of our investigation of ultramafic rocks in the Gföhl Assemblage, we discovered a strongly layered garnet...Although some degree of layering is present in some Gföhl pyroxenite and eclogite samples, such strong development |  | | Journal (article/letter/editorial) | | as relics within more thoroughly recrystallized, lower-grade ultramafic hosts. Retrograde assemblages in...metamorphism and on any evidence for an earlier, lower-pressure, pre-garnet stage. Detailed descriptions...autochthon ( p a r a u t o c h t h o n ) a n d lower, m i d d l e , u p p e r , a n d uppermost allochthons...Variscan orogen, garnet peridotites occur only in the Gföhl Nappe in the Bohemian Massif and in its tectonostratigraphic...sandwiched between an u p p e r Casares unit and lower B l a n c a u n i t , is d i s t i n c t i v e for |  | | Journal (article/letter/editorial) | | high–pressure garnet–kyanite–bearing quartzo–feldspathic Gföhl granulite in the Bohemian Massif of the Variscan...composed of phlogopite, dolomite, calcite, apatite, graphite, monazite, thorianite, and sulfides, and priderite...(~ 10 m width; Fig. 1b) enclosed in the felsic Gföhl granulite of calc–alkaline granitic compositions...feldspar, and quartz, occurs as lense/layers in the Gföhl granulite. The pressure–temperature path of the...entrained into the subducted continental crust (Gföhl granulite) by the sinking intrusion mechanism (Brueckner |  | Kobayashi, Tomoyuki, Hirajima, Takao, Kawakami, Tetsuo, Svojtka, Martin (2011) Metamorphic history of garnet-rich gneiss at Ktiš in the Lhenice shear zone, Moldanubian Zone of the southern Bohemian Massif, inferred from inclusions and compositional zoning of garnet. Lithos, 124 (1) 46-65 doi:10.1016/j.lithos.2010.11.003 | Journal (article/letter/editorial) | | located outside of higher-Grs (Xgrs = 0.27)- and lower-Prp (Xprp = 0.03)-content contours. These observations...Stage 1 are similar to those of HP-granulite in the Gföhl Unit. The inferred P–T conditions of the studied.../ Lithos 124 (2011) 46–65 1. Introduction The Gföhl Unit in the Moldanubian Zone of the Bohemian Massif...are exposed together. The main lithotype of the Gföhl Unit is represented by the leucocratic high-pre...2004) occur as lenticular bodies surrounded by the Gföhl granulite/ migmatitic gneiss, which has no HP/UHP |  | | Journal (article/letter/editorial) | | have traditionally been considered to form under lower crustal conditions by thickening and underplating...model suggesting extrusion of granulites from the lower crust in an orogenic root by underplating of the...Barrandian Block and their subsequent exhumation from lower crustal levels in the Moldanubian Zone (Guy et al...border of the Moldanubian Zone are known as the Gföhl unit and they have tectonic contact with the surrounding...MA Earth Sciences of the University of Graz, Austria and at the Institute of Petrology and Structural |  | | Journal (article/letter/editorial) | | MINES AND MINERALS OF AUSTRIA By P H I L I P M O R R I L L East Derby, N . H., 0 3 0 4 1 ( P A R T III)...to enter is difficult to se cure. Mountain and mine can be seen to the S of the village. Siderite X...16 Miles Do not scale. Uooer Austria Altaussee tsch# Lower Austria Yugoslav! VII STYR1A ROCKS AND...Oberdorf. Swimming pool in old caved-in lignite mine. Limberg. Limestone Q. (large). Vordersdorf. Glass...% " to 2" termin ated) ( N H W ) Kaiserberg. Graphite M. (current). Lig nite M. Fohnleiten. Coal M |  | | Journal (article/letter/editorial) | | calcite and dolomite marbles, minor metabasites, graphite-rich rocks and locally scapolite- and tourmaline-bearing...differences in the major elements, disregarding slightly lower SiO2/Al2O3 ratio, slightly increased Na and K contents...Carbonatite-like marbles were described from the Bliná graphite mine, the Èeský Krumlov Unit, Variegated Unit, Moldanubicum...the carbonatite-like marble from the Bliná graphite mine. Localities of marbles with carbonatite-like...underground quarries are situated about 3 km NE of the graphite deposit Bliná, 600 m W of Muckov (Fig. 1). Marble |  | Kříbek, Bohdan, Žák, Karel, Dobeš, Petr, Leichmann, Jaromír, Pudilová, Marta, René, Miloš, Scharm, Bohdan, Scharmová, Marta, Hájek, Antonín, Holeczy, Daniel, Hein, Ulrich F., Lehmann, Bernd (2009) The Rožná uranium deposit (Bohemian Massif, Czech Republic): shear zone-hosted, late Variscan and post-Variscan hydrothermal mineralization. Mineralium Deposita, 44 (1) 99-128 doi:10.1007/s00126-008-0188-0 | Journal (article/letter/editorial) | | are recorded at the Rožná uranium deposit (total mine production of 23,000 t U, average grade of 0.24%...Bohemian Massif the most important uranium ore district in Europe. This paper deals with the Rožná deposit...deposit (a part of the Rožná-Olší uranium ore district, total mine production of 23,000 t U) located 45 km...243% U and a cut-off grade of 0.04% U. The annual mine production is about 284 t U. Numerous unpublished...the Bohemian Massif The Rožná-Olší uranium ore district lies in the northeastern part of the Moldanubian |  | | Journal (article/letter/editorial) | | indicative for a former evaporitic environment; the graphite content of the marbles indicates the presence...Steinbrüchen. Lichtenau ist ca. 10 km westlich von Gföhl entfernt, die Ortschaft Winkl ca. 15 km westlich...Moldanubikum setzt sich aus der anschließenden Gföhl-Einheit, der tektonisch niedrigeren Raabs-Einheit...GföhlEinheit hoch-metamorphe Gesteine, nämlich den Gföhl-Gneis und einen Granulit. Die Ostrong-Einheit als...Muldenflügels und wird teilweise direkt von der Gföhl- und Raabs-Einheit überlagert, aber auch großräumig |  | | Report (issue) | | Graphite Chapter J of Critical Mineral Resources of the United States—Economic and Environmental Geology...http://periodic.lanl.gov/images/periodictable.pdf. Cover. Graphite. U.S. quarter for scale. Mineral collection of...Photograph by Andrew Silver (BYU index 1-1023a). Graphite By Gilpin R. Robinson, Jr., Jane M. Hammarstrom...Jr., Hammarstrom, J.M., and Olson, D.W., 2017, Graphite, chap. J of Schulz, K.J., DeYoung, J.H., Jr.,............... J1 Commercial Classifications of Graphite.............................................. |  | | Report (issue) | | technical in£onnati6n relative to· the p~oduetion of Graphite v?ill form a part of the volume• or volmne.s on...•• • •• 26 27 29 31 • FOREIGN COUNTRIES: Austria 11 18 18 18 • •• ••• New Zealand 9 31 •••...especially mica,, whicl1 is freque,n tly present in graphite- deposits. The useis of grapl1ite, aJ.~e n ume1"0...aphites in about equaJ p1·oportio11s. A flake graphite of l1igh graphitecontent may be useless for lubricating...other b-ra1n1cl1es of roiniipg. In Oeylo11 and Austria the de·p osits , 1 • 1 1 1 1 * The term |  | | Journal (article/letter/editorial) | | palaeo-environmental assignments are preserved in high-grade graphite-bearing gneisses (e.g Pacltová 1986; Reitz and...Rhin egra ben LLZ CSGC BLZ SSGC Stephanian to Lower Permian continental sediments and volcanic rocks...unit with a Monotonous Series and Varied Series, Gföhl unit, Teplá-Barrandian unit; see compilations in...contact with unmetamorphosed Upper Devonian to Lower Carboniferous volcano-sedimentary sequences, is...the CSGC. The metamorphic rocks are intruded by Lower to Upper Carboniferous granites (e.g. Brewer and |  | | Journal (article/letter/editorial) | | earth. Mined as early as 1770 from the Beresof Gold mine in Siberia, crocoite was used to create lead chromate...provided a second source for the mineral. Graphite Graphite (pure carbon) was first used as a tool for...for writing and drawing in England in 1662. Graphite had been known since its discovery in Bavaria around...Kremnitz white (derived from the town of Krems, near Vienna, Austria, where it was made) were other names...at one time worldwide, the best color came from mine runoff at Goslar in the Harz Mountains of Germany |  | | Report (issue) | | Strategic Minerals Inventory Summary Report-Natural Graphite Prepared as a cooperative eflort among earthscience...Strategic Minerals Inventory Summary Report-Natural Graphite By Ulrich H. Krauss, Helmut W. Schmidt, Harold...Congress Cataloging in Publication Data Natural graphite. (U.S. Geological Survey circular; 930-H) "Prepared...Bibliography: p. Supt. of Docs. no.: I 19.4/2:930-H 1. Graphite. I. Krauss, Ulrich H. II. Series: U.S. Geological...inventory information about major deposits of graphite, one of the mineral commodities selected for the |  | | Journal (article/letter/editorial) | | Al– and Cr–rich spinels, clinopyroxenes with a lower content of Na and Fe than what has been previously...rock (e.g., Brown, 2014; Xia and Zhou, 2017). The Gföhl unit, one of the units in the Moldanubian Zone of...studies indicate crust–mantle interaction in the Gföhl unit and suggest varying origins of the UHP lithologies...history of high–grade metamorphic rocks from the Gföhl unit have also shown that kyanite–bearing eclogite...presence of coesite relics in Gföhl migmatitic gneiss and microdiamond from Gföhl granulite has been observed |  | | Journal (article/letter/editorial) | | AB-BBe subclass in the Bohemian Massif occur in the Gföhl Unit, along the easternmost border of the Moldanubicum...et al. 1982), Zambia (áèek Vrána 2002) and Austria (Ertl et al. 1997, Kalt et al. 2001). They are...located in high-grade metamorphic rocks of the Gföhl Unit, Kutná Hora Crystalline Complex. Here we present...abyssal pegmatites of the AB-BBe subclass in the Gföhl Unit, Moldanubian Zone, and with similar localities...metamorphic evolution: Micaschist Zone, Kouøim Nappe and Gföhl Unit, which is subdivided to the Bìstvina Formation |  | | Journal (article/letter/editorial) | | metamorphism and rapid exhumation of the UHP terrane. Graphite inclusions in zircon show a typical G-band at...and −27‰) and zircon containing inclusions of graphite and diamond (−24 and −33‰) (Takahata et al. 2005;...were proposed: (1) diamond was transformed from graphite at UHP condition (Massonne and Tu 2007), and (2)... and peridotites in the central Erzgebirge and Gföhl terranes (see UHP localities in Figure 1) (Massonne...area Munich Erzgebirge 52 N o 50 N Czech Austria o 10 E 14 E o 48 N 18o E *4 gf 100 km n |  | | Report (issue) | | Strategic Graphite A Survey By EUGENE N. CAMERON and PAUL L. WEIS CONTRIBUTIONS TO ECONOMIC GEOLOGY...___________________-__--_---__------__--____________ The graphite problem--__-_____-----------------_---_._____...occurrence of natural graphite._-_.._._.___ Minerals associated with various types of graphite.____________________...production.________________________ Geology of graphite deposits in the United States__-_._________--...deposits in carbonate rocks._________________ Graphite resources and reserves.__________________________________ |  | Ertl, Andreas, Schuster, Ralf, Prowatke, Stefan, Brandstätter, Franz, Ludwig, Thomas, Bernhardt, Heinz-Jürgen, Koller, Friedrich, Hughes, John M. (2004) Mn-rich tourmaline and fluorapatite in a Variscan pegmatite from Eibenstein an der Thaya, Bohemian massif, Lower Austria. European Journal of Mineralogy, 16 (3) 551-560 doi:10.1127/0935-1221/2004/0016-0551 | Journal (article/letter/editorial) | | from Eibenstein an der Thaya, Bohemian massif, Lower Austria ANDREAS ERTL1*, RALF SCHUSTER2, STEFAN PROWATKE3...Universität Wien, Althanstraße 14, A-1090 Wien, Austria *Corresponding author, e-mail: andreas.ertl@t-online...(Geologica Survey), Rasumovskigasse 23, A-1030 Wien, Austria 3Mineralogisches Institut, Universität Heidelberg...Abteilung, Naturhistorisches Museum, A-1014 Wien, Austria 5Institut für Geologie, Mineralogie und Geophysik...Universität Wien, Althanstraße 14, A-1090 Wien, Austria 7Department of Geology, Miami University, Oxford |
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