| | Journal (article/letter/editorial) | geochemical characteristics. The Spessart pluton has lower εNd(T) values (−2.3 to −3.0) and higher 87Sr/86Sri...Geowissenschaften, Wilhelmstraße 56, 72074 Tübingen, Germany e-mail: wolfgang.siebel@uni-tuebingen.de J. Rohrmüller...Bayerisches Landesamt für Umwelt, 95615 Marktredwitz, Germany II granitoids but likely represents the north-eastward...The final closure of the Rheic ocean during the Lower Carboniferous led to oblique Variscan collision...336–326 Ma, resp.; K-Ar ages on hornblende and biotite, Kreuzer and Harre 1975; Schubert et al. 2001) | | | Journal (issue) | Neufunde aus dem Stahl'schen Steinbruch bei Dörrmorsbach im Spessart 16 eue Funde aus dem Schwarzwald...Nachdem im Juni 1975 im Penryn Granit Compay's Quarry bei Halvosso, Cornwall. maximal 7 mm große Stokesit-Kristalle...(Karelien, Rußland), die Himalaya Min_e im Mesa Grande District (Kalifornien, USA) sowie der Steinbruch Iwagura...Neufunde aus dem STAHL'schen Steinbruch bei Dörrmorsbach im Spessart Joachim Lorenz, Karlstein Zur Lage...Heinrichsberges bei Dörrmorsbach (zur Gemeinde Haibach gehörend) (GK 6020 Haibach R35 1701 H 553451) (Abb | | | Book | Te:x:t illustra.tions. Wrapper. (1908) LoNDON DISTRICT. 1 0 . Sus-So1Ls from a Sanitary point of view... .. . .. 5 KA.OLINS.-Great Britain, France, Germany, Austria, Sweden, Denmark, Spain, Portugal, Italy... .. . . .. . .. ,, 2. Map of the St. A ustell district .. . .. . .. . ... . •. ,, 3. Map of part of Bodmin.... . .. ,, 4. Map of the Dartmoor Chi}?-a-clay district . . . .. . ... . .. ,, 5. Diagram of a Cornish...... . .. ,, 12. Geological map of St. Y rieix district . .. .. . . .. . .. ,, 13. Diagram of Quarrie8 | | | Journal (article/letter/editorial) | physical–chemical regime (North-Bavarian Kaolin Mining District, Germany) Harald G. Dill a,⁎, Stephan Kaufhold b, Angela...University, Welfengarten 1, D-30167 Hannover, Germany Bundesanstalt für Geowissenschaften und Rohstoffe...Rohstoffe, D-30631 Hannover, P.O. Box 510163, Germany c Bundesanstalt für Geowissenschaften und Rohstoffe,... Wilhelmstraße 25-30, Germany d Schönwalder Straße 60, D-13585 Berlin, Germany b a r t i c l e i n...Sedimentological–mineralogical facies Mesozoic SE Germany ⁎ Corresponding author. E-mail address: haralddill@web | | Seidel, Eberhard, Okrusch, Martin, Kreuzer, Hans, Raschka, Helmut, Harre, Wilhelm (1976) Eo-Alpine Metamorphism in the Uppermost Unit of the Cretan Nappe System — Petrology and Geochronology. Contributions to Mineralogy and Petrology, 57 (3) 259-275 doi:10.1007/bf03542937 | Journal (article/letter/editorial) | aphisches Institut, D-3300 Braunschweig, F.R. Germany Hans Kreuzer, Helmut Raschka, and Wilhelm Harre...Geowissenschaften und Rohstoffe, D-3000 Hannover 51, P.R. Germany Abstract. The uppermost unit of the Cretan nappe...metapelitic gneisses consist of garnet + cordierite + biotite + sillimanite (andalusite) ± K-feldspar + plagioclase...temperature against argon diffusion of 300 0 C, for biotite, and 500 0 C, for hornblende, a cooling rate of...K/ Ar ages so far determined on hornblende and biotite from high-grade metamophics (this work) and one | | | Journal (article/letter/editorial) | 114, 123, 158, 236 Barylite, 236 Beryl, 266, 272 Biotite, 282 Biot, J . B . 282 Bird, S. O., Some Notable...Bridge, New York, 288 Charlesite, 238 Chips from the Quarry, 4, 108, 156, 212, 261 Chlorite, 159 Chondrodite...Cummings, W., Mineralization at the Millington Quarry, New Jersey, 213 Currier, R. H . , book review...Diamond, 72 Diatoms, 172 Dietrich, R. V., Lone Jack Quarry, Rockbridge County, Virginia, 157 Dinosaurs, 71...from the Green River Formation, Wyoming, 29 Foote Quarry, Kings Mountain, North Carolina: Revisited 1984 | | | Journal (article/letter/editorial) | Technische Hochschule, Wiillnerstrasse2, D-52056 Aachen,Germany ANDASADOLLAH JAFARZADEH NationalIranianSteelCorporation...consideredthe orebodiesto 100 years. Findings by Stahl, Bifhne, Kiimel, be replacementproductsof granite...Series,Darkuh Facies,and cambrian,Infracambrian,and lower Paleozoicis not TashkFormationare identical.Kriigerand...duplicationof the rhyolite-dominated EsfordiFormationinto a lower (Proterozoic)and an upper (Paleozoic)unit and the...purpleshalewith dolomite-limestone intercalations Series" (Lower Cambrian) by Huckriede et al. (BarutFormation);darkred | | | Journal (article/letter/editorial) | age (56O±3O m.y.) obtained for the biotite; the inversion of biotite to stilpnomelane and chlorite probably...between these two important rock-groups. • In 1926 Stahl coined the name Outjo Formation to include the rocks...of the Franzfontein Range (the unit designated ' Lower—mainly dolomites' of Fig. 2 of this paper) together...carbonateclastic sequence of the eastern Kaokoveldt; Stahl (op. cit., p. 147) believed that these rocks were...introduced, in deference to the pioneer work of Alfred Stahl, to include the correlative portions of the Otavi | | | Book | Carolathine, a material similar to allophane but lower in water content, was described by Sonnenschein... found as an alteration product of augite and biotite. Smirnoff (1907) published photo-micrographs of...It is named from the locality, Askana, Ozurgety district, Georgia, vol- Transcaucasia. Belyankin, D....feldspar (commonly orthoclase and oligoclase), biotite, quartz, pyroxenes, zircon, and various other minerals...resulting from the alteration of pyroxene, amphibole, biotite, garnet and vesuvianite. The exact interpretation | | | Journal (article/letter/editorial) | Faial, Azores, Trindade (Oversby, V.M.) 11 5 401 Biotite, hornblende, gneisses, K/Ar, Ar/Ar, Sr/Rb, Arctic...Greenland (Pankhurst, R. J., et al.) 20 2 157 Biotite, igneous rocks, volcanic, ash flows, tuff, K/Ar...) 21 2 213 Biotite, K/Ar, argon, excess, Canada (Wanless, R. K., et al.) 7 2 167 Biotite, K/Ar, Sr/Rb...Montana, southwest (Giletti, Bruno J.) 10 2 157 Biotite, quartz, feldspar, muscovite, quartz diorite, whole...30 Granite, Sr/Rb, relation, sedimentary rocks, lower Cambrian, United States, Massachusetts (Fairbairn | | | Journal (article/letter/editorial) | Springer-Verlag 1973 Coexisting Zoisite and Clinozoisite in Biotite Schists from the Hohe Tauern, Austria D. A c k...Mineralogisch-Petrographisches Institut der Universit/it Kiel, Germany Received August 14, 1973 Abstract. Coexisting zoisite...zoisite and clinozoisite assemblages in biotite schists from the western Hohe Tauern, Austria, have...pointed out t h a t in the Fecontaining system the lower stability temperature of zoisite should be significantly...amphibolites, calc-schists, and more rarely in biotite schists and quartzites of the low-grade amphibolite | | | Report (issue) | permission of Christian Weise Verlag, Munich, Germany German Edition Isaias Casanova, a fan of the...Scovil photo © Christian Weise Verlag, Munich, Germany ISBN 3-921656-35-4 Printed in the United States...Asbestos, Richmond County, Quebec, Canada Paul Stahl specimen Jeff Scovil photo Dedicated to Michael...stone was cut by Bernd Cullman of Idar Oberstein, Germany. Aside from being a master lapidary, Cullman won...Austrian Alps have shown that some garnets in the "Lower Schieferhiille" grew as slowly as only 0.23 millimeters | | | Journal (article/letter/editorial) | Leibniz University, Welfengarten 1 D-30167 Hannover, Germany Abstract The Central European Variscides and their...with the leading raw materials sand plus gravel, quarry and dimension stones and limestones used for the...(Fig. 1). It has to be noted that among the term quarry and dimension stones there are also some hidden...rocks which formed the Precambrian through the Lower Carboniferous, when the Visean folding put an end...extension was at its maximum during the Devonian and Lower Carboniferous. Basic submarine volcanic activity | | | Journal (article/letter/editorial) | January fir Chemie, Saarstr. 23, D-6500 Mainz, W-Germany 1978; accepted in revised form 29 September...metamorphism, which in other areas has been shown to lower 613Ccarb values, it is most likely that the original...rock containing varying amounts of tremolite, biotite and muscovite. In BIF series, carbonates occur...distinct shift of some 2”&, in the negative lar to the lower values found in sediments. Conspidirection as compared...dolomite and tremalite (with interspersed streaks of biotite, tourmaline ;;dN;;;;nite) As No.12 As No.12 AS | | | Journal (article/letter/editorial) | xled cyrtolite was found last year in the Pine District, Jefferson Co., Colo., so we were informed by...specimens in the world are found in the limestone quarry in Legrand, Marshall Co., Iowa. The most noted...Here are some of the specimens collected: "Bumpus Quarry, Albany, Maine—Rose quartz, beryl xls (and massive)...black tourmaline xls, beryl, muscovite. "Harvard Quarry, Noyes Mt., Greenwood, Maine—Garnets, black tourmaline...minerals: Quartz, microcline, albite, muscovite and biotite, a few others were found such as pyrite, ilmenite | | | Journal (article/letter/editorial) | Wilhelmstr.56, D-7400 Ttibingen I, Federal Republic of Germany 2 Technische Universitfit Berlin, Institut for...cogenetic quartz-biotite pairs from gneissic wall rocks, and 22 quartz, 16 calcite, and 8 biotite samples and...to + 10.3 in fissures in granite gneisses; (b) biotite, +2.5 to +6.7; and (c) calcite, +7.0 to +8.9. The...variation in the hydrogen isotope composition of biotite was detected. 5D values of 7 biotires from gneisses...hydrogen isotope composition of fissure biotite and biotite from the host rock. This indicates that a | | | Journal (article/letter/editorial) | arsenic mobilization in South Asian aquifers Mason O. Stahl a,⇑, A.B.M. Badruzzaman c, Mehedi Hasan Tarek c...author. E-mail address: stahlm@union.edu (M.O. Stahl). https://doi.org/10.1016/j.gca.2020.08.012 0016-7037/Ó...Southeast Asia remains incompletely understood. M.O. Stahl et al. / Geochimica et Cosmochimica Acta 288 (2020)...2011; McArthur et al., 2011; Lawson et al., 2013; Stahl et al., 2016; Nghiem et al., 2019). Resolving these...In this case, enhanced recharge from ponds would lower As concentrations simply by dilution. Considering | | | Journal (article/letter/editorial) | Australia) Partition of trace elements in co-existing biotite, muscovite and potassium feldspar of granitic rocks...Federal Republic o f Germany), H. Nielsen (G6ttingen, Federal Republic of Germany) a n d H . Puchelt(Karlsruhe...Puchelt(Karlsruhe, Federal Republic of Germany) . .. The relation between Rb, Ba and Sr in granitic rocks A.M...Delaware basins, west Texas W.J. Stahl (Hannover, Federal Republic of Germany) and B.D. Carey, Jr. (Houston...Element associations and distributions through a Lower Palaeozoic graptolitic shale sequence in the Southern | | | Book (edition) | Hoering (Washington, D.C.), H. Hubberten (Karlsruhe, Germany), Y. Kolodny (Jerusalem), J. O'Neil (Menlo Park...Japan), M. Schoen (Hannover, Germany), E. Usdowski (Gottingen, Germany). However, I take, of course,...manuscript. Drs. H.P. Schwarcz, S.M.F. Sheppard, W. Stahl, and D.H. Welte have kindly reviewed an early draft...formula: The molecule of the heavy isotope will have a lower zero-point energy than the molecule of the light...zero-point energy of the light molecule and the lower line (EH), that of the heavy one. This means that | | | Journal (article/letter/editorial) | Geochemie der Isotope, Gbttingen, Lotzestr. 16, Germany (Eingegangen 30 November 1964) Zusamm&assung-Eine...als die Fe-freien. So haben bei den Graniten die Biotite den groaten Gehalt, danach kommen die Muskovite...Eisenschicht iiberzogen haben. Da9 abgeriebener Stahl in die Probe gelangt ist, wurde schon naoh der Cr-Bestimmung...Cr-Bestimmung von FR~~HLICW (1958) vermutet. Da Stahl such elementaren Kohlenstoff in unterschiedlichen...Tiefengesteine. Nach KHITAROV und RENGARTEN enthalten die Biotite am meisten CO,, die Feldspate weniger Diese Ergebnisse | | | Journal (article/letter/editorial) | including Steven Chamberlain, Bill Condon, Dean Stahl, Charlie Bowman, and Eric Edie. Jerry Van Velthuizen...York) to southeast (Benson Mines); amphibole and biotite gneisses, of both granitic and syenitic composition...marble occur within the pyroxene or hornblende and biotite gneisses. The Scott farm calc-silicate-rich pegmatite...collected this specimen in 1981. Specimen 19136. Stahl removed a single oligoclase crystal that weighed...Tectonophysics 265:1–28. Newland, D. H. 1916. The quarry materials of New York: Granite, gneiss, trap and | | | Journal (article/letter/editorial) | J. HOEFS Goldschmidtstr. 1, D-34 GGttingen, Germany and M. FREY Mineralog.-Petrograph. Institut,...relationship has been observed in natural gases by STAHL (1974). Under equilibrium conditions isotope fractionations...of coals, which represents a similar process at lower temperatures (CoLOMBOet al., 1970). Due to these...the Urseren Zone metamorphic grade reaches the lower-grade greenschist facies with a temperature estimate...Lukmanierpass are muscoclinozoisite, plagioclase, vite. biotite, margarite, quartz, calcite, and dolomite. Chloritoid | | | Journal (article/letter/editorial) | Spitzen festhalteo. Dergleichen PinCelten (von Stahl) werden von den Blumenmachern gebraucht , und enden...Eiii ziemlich grofsblatterigcr Miickowit Ton Aschaffenburg gab weder beim Reiben l n i t Hirschleder, noch...eine Art von Klaiig beim raschen Streichen. Dic Biotite von Moilroe und ails Sibiricn zeigen sich bei solcher | | | Book (edition) | Mineralogie, Malteserstr. 74-100, D-12249 Berlin, Germany Earth Science Department / College of Science,...Feld 236, D-69120 Heidelberg, Germany Sodenstr. 19, D-12309 Berlin, Germany Graslitzer Str. 5, D-63791 Karlstein...Karlstein am Main, Germany Ludwig-Maximilians Universität, Department für Geo- und Umweltwissenschaften...Ressourcengeologie, Luisenstr. 37, D80333 München, Germany Bundesanstalt für Geowissenschaften und Rohstoffe...Rohstoffe (BGR), Stilleweg 2, D-30655 Hannover, Germany Dr. Salah Al-Khirbash Prof. Dr. Rainer Altherr & | | | Journal (article/letter/editorial) | IN T H E H A R Z MOUNTAINS, FEDERAL REPUBLIC OF GERMANY P. MOLLER', G. MORTEANI2 and P. DULSKI' 'A bteilung...m.b.H., D-I O00 Berlin 39 (Federal Republic of Germany) ~A bteilung f~r Geophysik, Petrologie und Lagerst~ttenforschung...Berlin, D-1000 Berlin 12 (Federal Republic of Germany) (Received June 7, 1983; revised and accepted December...veins in the Harz Mountains, Federal Republic of Germany. Chem. Geol,, 45: 91--112. Studies of the REE distribution...REE patterns are lower in REE, show negative Eu and Ce anomalies, are generally lower both in Fe (300--8000 |
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