 | | Journal (issue) | | further. (Pyrite and rocks and fossils containing pyrite are subject to decomposition due to “pyrite disease”...jasper-agates. Auction: Four items were auctioned: pyrite specimens, a large agate slab, a 132-gram parcel...an agate from the Juchem Quarry, Birkenfeld District, Rhineland-Palatinate, Germany, with calcite and |  | Gilg, H. Albert, Krüger, Yves, Taubald, Heinrich, van den Kerkhof, Alfons M., Frenz, Martin, Morteani, Giulio (2014) Mineralisation of amethyst-bearing geodes in Ametista do Sul (Brazil) from low-temperature sedimentary brines: evidence from monophase liquid inclusions and stable isotopes. Mineralium Deposita, 49 (7) 861-877 doi:10.1007/s00126-014-0522-7 | Journal (article/letter/editorial) | | distinguished. In stage I, celadonite, chalcedony and pyrite formed under reducing conditions in a thermally...thermally stable environment. Low δ34SV-CDT values of pyrite (−25 to −32‰) suggest biogenic sulphate reduction...Ingenieurgeologie, TUM, Arcisstr. 21, 80333 Munich, Germany e-mail: agilg@tum.de Y. Krüger : M. Frenz Institut...Universität Tübingen, Wilhelmstrasse 56, 72074 Tübingen, Germany A. M. van den Kerkhof Angewandt Geologie, Universität...Göttingen, Germany G. Morteani Hydroisotop GmbH, Woelkestrasse 9, 85301 Schweitenkirchen, Germany subhedral |  | Duarte, Lauren C., Hartmann, Leo A., Ronchi, Luiz H., Berner, Zsolt, Theye, Thomas, Massonne, Hans J. (2011) Stable isotope and mineralogical investigation of the genesis of amethyst geodes in the Los Catalanes gemological district, Uruguay, southernmost Paraná volcanic province. Mineralium Deposita, 46 (3) 239-255 doi:10.1007/s00126-010-0323-6 | Journal (article/letter/editorial) | | Institute of Technology, Adenauerring 20b, Karlsruhe, Germany e-mail: zsolt-attila.berner@kit.edu T. Theye :...Stuttgart, Azenbergstrasse 18, 70174 Stuttgart, Germany T. Theye e-mail: thomas.theye@mineralogie.uni-stuttgart... Paraná, basalt—Juchem et al. 2008; Entre Rios mines, Santa Catarina, basalt—Juchem et al. 2010), and...rhyodacites (e.g., Caxias do Sul—Sirtoli et al. 2005; Juchem et al. 2007, 2008, 2009). Because the geodes occur... including Leinz (1949), Scopel et al. (1998), Juchem (1999), Gomes (1996), Gilg et al. (2003), and Proust |  | Gilg, H. Albert, Morteani, Giulio, Kostitsyn, Yuri, Preinfalk, Christine, Gatter, Istvan, Strieder, Adelir J. (2003) Genesis of amethyst geodes in basaltic rocks of the Serra Geral Formation (Ametista do Sul, Rio Grande do Sul, Brazil): a fluid inclusion, REE, oxygen, carbon, and Sr isotope study on basalt, quartz, and calcite. Mineralium Deposita, 38 (8) 1009-1025 doi:10.1007/s00126-002-0310-7 | Journal (article/letter/editorial) | | München, Lichtenbergstrasse 4. 85747 Garching, Germany E-mail: albert.gilg@geo.tum.de Tel.: +49-89-28913196...Universität München, Frauenlobstr. 7a, 80337 München, Germany I. Gatter Mineralogical Department, Eötvös University...Meunier et al. (1988), Scopel et al. (1998), and Juchem et al. (1999). In contrast, Bossi and Caggiano...whereas fluid inclusion data on Brazilian amethysts by Juchem et al. (1999) suggest temperatures below 50 C...Paraná-Etendeka volcanics (Fallick et al. 1987; Harris 1989; Juchem et al. 1999) and in Devonian and Tertiary volcanics |  | | Journal (article/letter/editorial) | | Utah flowering obsidian (large or small flowers) Pyrite crystal groups, A r i zona asbestos, Calif. Melanite...and green, 35c each. Prompt handling of orders. Juchem Bros., 3 1 5 W . 15th St., Los Angeles 13, Calif...lbs. available var. sizes and granules — 25c ox. Pyrite Nodules: V i - I V2"—50c - $2.00. Barium Géode»:...Lapidary Supply Co. . . 659 Jenni, Clarence M 645 Juchem Brothers 656 Kane Lapidary & Supply Keys, B. J...Society 608, New Y o r k : Oaks Cor. limestone quarry (Smith) How Peekskill got its name Orchard Hill |  | | Journal (article/letter/editorial) | | o w e r i n g obsidian (large or small flowers) Pyrite crystal groups, A r i zona asbestos, Calif. Melanite...and green, 35c each. Prompt handling of orders. Juchem Bros., 3 1 5 W . 15th St., Los Angeles 13, Calif...cooperite xls, 1 fine vanadinite specimen, 1 fine pyrite specimen, 1 tourmaline x l , 1 lovely sphalerite...moss, slices. Boodle, Box 3 3 1 , Galena, Kansas. PYRITE CRYSTALS—Bright, showy cubes on M a r c a r e nodules...sizes and granules — $ 1 . 0 0 oz. Vz"—$1.00-53.00. Pyrite Nodules: '/2-1 Barium Géodes: From the Old Iron |  | | Journal (article/letter/editorial) | | and green, 35c each. Prompt handling of orders. Juchem Bros., 3 1 5 W . 5th St., Los Angeles 13, Calif... garnet, hematite, milanite (halloys i t e ) , pyrite, quartz groups, rutile, siderite, sphene, talc...Magnetite Iron Ore, 50c. Fine grain, pale colored Pyrite, 50c. A l l specimens 3 x 5 or smaller, labeled...siaenre. ^ a i t u e i r o m rrann.lin. N . J . . and pyrite xls f r o m Roxbury, Conn^ Postage extra. Guided...Ltd. . . . Inglesby. A L International Gem Corp Juchem Brothers Kane Lapidary & Supply Keys, B. J 205 |  | | Journal (issue) | | suggest concentrating on specimens of fluorite and pyrite. In the afternoon after a short business meeting...talking and showing more pictures about: Why cubic pyrite has forms that cubic fluorite does not have. Lunch...Cuboctahedron with small cubic faces, from Juchem Quarry, Germany. Remco van Royen collection, Auke Bleeker...trapezohedrons from the Clara Mine, Oberwolfach, Germany. FOV=2.2mm W. Gunter collection Eddy Van Der Meersche...the Clara Mine, Oberwolfach, Baden-Wurttemberg , Germany. E. Van Der Meersche collection and photo. To |  | | Journal (article/letter/editorial) | | green, 3 5 c each. Prompt handling o f orders. Juchem Bros., 3 1 5 W . 5 t h St., Los Angeles 13, Calif...o w e r i n g obsidian (large or small flowers) Pyrite crystal groups, A r i zona asbestos, Calif. Melanite...Lapidary Supply Co. . . 435 Swoboda, Edward R 426 Juchem Brothers 432 Kane Lapidary & Supply 429 Sylvester's |  | | Journal (issue) | | (half-inch and up) crystals with brilliant pyritohedral pyrite from Utah, in cabinet-size specimens to $25. In...quarries close to Bart’s home. On the road to the quarry John found what turned out to be a beautiful specimen...and would ride his bicycle to the Hammond Street quarry, in Brookline, Massachusetts, the Emery mine in...Chester, Massachusetts, and even to the Strickland quarry in Portland, Connecticut, over 50 miles away. After...finely divided electrum associated with quartz, pyrite and adularian orthoclase in fractures and as disseminations |  | | Journal (article/letter/editorial) | | o w e r i n g obsidian (large or small flowers) Pyrite crystal groups, A r i zona asbestos, Calif. M e...and green, 35c each. Prompt handling of orders. Juchem Bros., 315 W . 5th St., Los Angeles 13, Calif....E. M Hill, V. D Humphreys, Paul Inglesby, A. L Juchem Brothers Kane Lapidary & Supply Keys, B. J Lapidary |  | | Journal (article/letter/editorial) | | calcite, amethyst, stilbite, h e u landite, quartz, pyrite, smoky quartz, and prehnite. A . J. Delano, M.D...and green, 35c each. Prompt hnadling of orders. Juchem Bros., 3 ) 5 W . 5th St., Los Angeles 13, Calif...Inglesby, A. L Inter-Ocean Trading Co 307 313 320 Juchem Brothers 315 Kane Lapidary & Supply 317 Keys |  | | Journal (article/letter/editorial) | | and green, 35c each. Prompt handling of orders. Juchem Bros., 3 1 5 W . 15th St., Los Angeles 13, Calif...o w e r i n g obsidian (large or small flowers) Pyrite crystal groups, A r i zona asbestos, Calif. Melanite... Jaffe's Mineral & Lapidary Supply Co. . . 323 Juchem Brothers 320 Kane Lapidary & Supply Keys, B. J |  | | Journal (article/letter/editorial) | | and green, 3 5 c each. Prompt handling of orders. Juchem Bros., 3 1 5 W . 1 5 t h St., Los Angeles 13, Calif...o w e r i n g obsidian (large or small flowers) Pyrite crystal groups, A r i zona asbestos, Calif. Melanite...Products, Inc 195 204 Valley Art Shoppe 199 Juchem Brothers 208 Veenfliet, R 210 Kane Lapidary |  | | Journal (article/letter/editorial) | | o w e r i n g obsidian (large or small flowers) Pyrite crystal groups, A r i zona asbestos, Calif. Melanite...and green, 35c each. Prompt handling of orders. Juchem Bros., 3 1 5 W . 15th St., Los Angeles 13, Calif...moss, slices. Boodle, Box 3 3 1 , Galena, Kansas. PYRITE CRYSTALS—Bright, showy cubes o n Marcasite nodules...sizes and granules — $ 1 . 0 0 oz. W—$1.00-53.00. Pyrite Nodules: '/2-1 Barium Géodes: From the Old Iron |  | | Journal (issue) | | octahedral to irregularly shaped dark crystals of pyrite, tube-like inclusions that resembled fossilized...irregular to octahedral black-appearing crystals of pyrite. Photomicrographs by N. Renfro (left, image width...octahedral crystals that have been suggested to be pyrite (Johnson et al., 1996; Rondeau et al., 2010; figure...Though neither can be considered unique to Ethiopia, pyrite Figure 9. Irregular tube-like inclusions that...Photos by Robison McMurtry. hedral inclusions of pyrite and rod- or tube-like inclusions that are probably |  | | Journal (article/letter/editorial) | | o w e r i n g obsidian (large or small flowers) Pyrite crystal groups, A r i zona asbestos, Calif. Melanite...types. Also other minerals — strong lodestone, pyrite, c u t t i n g novaculite, t i t a n i u m , w...Inglesby, A. L 659 665 Jade Miners J. J. Jewekraft Juchem Brothers 676 670 672 Kane Lapidary & Supply Keys |  | | Journal (article/letter/editorial) | | and m i n i n pegmatite granite. Limonite after pyrite eral supply stores. Dealers' inquiries i n — v...o w e r i n g obsidian (large or small flowers) Pyrite crystal groups, A r i zona asbestos, Calif. Melanite...and green, 3 5 c each. Prompt handling of orders. Juchem Bros., 3 1 5 W . 1 5 t h St., Los Angeles 13, Calif |  | Renac, Christophe, Kyser, Kurtis, Bowden, Peter, Moine, Bertrand, Cottin, Jean-Yves (2010) Hydrothermal fluid interaction in basaltic lava units, Kerguelen Archipelago (SW Indian Ocean) European Journal of Mineralogy, 22 (2) 215-234 doi:10.1127/0935-1221/2009/0022-1993 | Journal (article/letter/editorial) | | et al., 1987; Götze et al., 2001; Harris, 1989; Juchem, 1999). However, mineralogical and chemical changes... ‘‘iddingsitic olivine’’ and calcite with rare pyrite between and within plagioclase laths (CT 419, Table...surrounding phenocrysts of microcline and rare pyrite. In both areas of this study, many geodes show...veins in the Harz mountains, Federal Republic of Germany. Chem. Geol., 45, 91–112. Möller, P., Lüders...multiple source regions. J. Afr. Earth Sci., 32, A20. Juchem, P.L. (1999): Mineralogia, geologia e genêse dos |  | | Journal (issue) | | Behnke Northbrook, IL Werner Lieber Heidelberg, W. Germany Eric Offermann Arlesheim, Switzerland Jeffrey A...crystal on biotite from M endig, Eifel district, Germany. Collection of Berndt Ternes; photo by E. van der... 0.4-mm crystal from M endig, Eifel district, Germany. Collection and photo WAHJr. Figure 4. Haiiyne...fied by the cube, 1.2 mm in size, from the Pollena quarry, Monte Somma/Vesuvius, Napoli, Campania, Italy...twin from Laacher Kessel, Mendig, Eifel district, Germany. Berndt Ternes specimen, photo by E. van der M |  | | Journal (issue) | | was taken to Bilbao and shipped from there to Germany, the first country to purchase fluorspar ore from...created specifically to supply strategic minerals to Germany (Puig, 2005). The excellent relationship of the...the fluorspar ore was mined from a small opencast quarry, but beginning in about 1950, mining moved underground...specimens have been found along the entire Los Cobayos quarry wall. In one zone of very hard, strongly silicified...common to find many amateurs from Spain, France, Germany, Switzerland, Austria, the United Kingdom, and |  | | Journal (article/letter/editorial) | | o w e r i n g obsidian (large or small flowers) Pyrite crystal groups, A r i zona asbestos, Calif. M e...and green, 3 5 c each. Prompt handling of orders. Juchem Bros., 3 1 5 W . 1 5 t h St., Los Angeles 13, Calif |  | | Journal (article/letter/editorial) | | Arsenopyrite, zoisite, mariposite, colemanite, pyrite, honksite, & others. Tod Santos, 5600 — 23rd St...Moose Minerals, 605 3rd Ave., N.W., Hickory, N.C. Pyrite, Crystal York minerals $1.00. Price list on request...pound. RARE, complete unbroken pyrite gastropods (snails?). Yes, iron pyrite. $5.00 each. All items postpaid...347 W . W . Lapidary Works 360 Walker's 359 Juchem Brothers 354 Kane Lap. & Supply 354 Ward's |  | | Book | | Martin Meschede Laurence N. Warr The Geology of Germany A Process-Oriented Approach Regional Geology...Reviews Series editors Roland Oberhänsli, Potsdam, Germany Maarten J. de Wit, Nelson Mandela University, Port... Martin Meschede • Laurence N. Warr The Geology of Germany A Process-Oriented Approach 123 Martin Meschede...and Geology University of Greifswald Greifswald, Germany Laurence N. Warr Institute of Geography and Geology...Geology University of Greifswald Greifswald, Germany ISSN 2364-6438 ISSN 2364-6446 (electronic) Regional |  | | Report (issue) | | CT Concept & Design Maximilian Glas, Starnberg, Germany English Edition © 2003 by Lapis International,...cm wide specimen was found at the Crystal River quarry, Lecanto in Citrus County Florida. Collection Francis...wide calcite twin on (0001} from St. Clair Lime quarry, Sequoyah County, Oklahoma. Collection Terry Huizing;...Collection Victor Yount; photo Jeff Scovil Printed in Germany Licensed edition in the English language of extraLapis...Weise Verlag, Munich, Germany German Edition © Christian Weise Verlag, Munich, Germany ISBN 3-921 656-44-3 |
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Juchem Quarry, Niederwörresbach, Herrstein-Rhaunen, Birkenfeld, Rhineland-Palatinate, Germany