 | | Book | | Petrology Brennhausgasse 14, D-09596 Freiberg, Germany (e-mail, thomas.seifert@mineral.tu-freiberg.de)...right: mica-lamprophyre). Arme Leute Bergfreude mine, Marienberg district. small picture top right: Stringer...Stringer zone W-As-Sn ore-type. Ober Neuhaus Sachsen mine, Pobershau district. small picture on the bottom...NNW-SSE kersantite dike is crosscutted by ENE-WSW quartz-cassiterite-sulfide veinlets of the ‘stringer zone...late-Variscan ore mineralization in the Erzgebirge (Germany and Czech Republic). Located at the northwestern |  | | Journal (article/letter/editorial) | | Polymetallic Deposits in the Erzgebirge, Germany: Constraints from Fluorite (U-Th-Sm)/He Thermochronology* R...Geology, Goldschmidtstr. 3, 37077 Goettingen, Germany 2 TU Bergakademie Freiberg, Institut für Mineralogie...Brennhausgasse 14, 09596 Freiberg, Germany Abstract The Erzgebirge region of Germany records two major episodes...from Permian to early Tertiary. Here we apply fluorite (U-Th-Sm)/He thermochronology (FHe) on both types...seven mineralization localities have been dated. Fluorite from six deposits yielded Cretaceous FHe ages |  | | Book (edition) | | 02-50 Iodargyrite III/A.03-10 Calomel III/A.05-10 Fluorite III/A.08-10 X 572 574 576 578 Mineral Strunz-Group...Metal : Oxygen = 1:2 (MO2 and related compounds) Quartz IV/D.01-10 Silica, amorphous IV/D.01-80 Rutile...Affiliation/Address Luzerner Str. 10-12, D-12205 Berlin, Germany – Freie Universität Berlin, FB Geowissenschaften...Mineralogie, Malteserstr. 74-100, D-12249 Berlin, Germany Bundesanstalt für Geowissenschaften und Dr. Frank...Stilleweg 2, D-30655 HanDr. Thomas Oberthür nover, Germany Dr. Thomas Kenkmann Museum für Naturkunde der |  | | Catalog/List | | richly encrusting Orthoclase, Quartz, Tourmaline, Gilbertite and Fluorite pegmatite. lxl". £2; Specimen...crystalised Orthoclase with Quartz and some highly modified deep purple Fluorite crystals. 2xlt". £1. 50;...encrusting a matrix of Muscovite Mica with minor Quartz and JirSenopyrite. Large b.patite crystals such...mineral. ltxlt". £10. 5. aZURITE. Proprietary Mine, Broken Hill, New South Wales, tlustralia. Bright...around l"xt" in size - £3 each. 7. BbRYTES. Hilton Mine, Scordale, Westmoreland. 1. large wellformed group |  | | Report (issue) | | Veszelyite on hemimorphite, 3.6 cm, from the Laochang mine, Gejiu County, Yunnan Province, China. Mintreasure... from a locality which he gives as the Laochang mine, Gejiu County, Yunnan Province, China. Some very...gave “Dulong” as the mine name, gave “Laochang” as the name of a town and not of a mine, and put the whole...==== Bournonite, 2.6 cm, from the Yaogangxian mine, Chenzhou Prefecture, Hunan Province, China. John...Yaogangxian mine, Chenzhou Prefecture, Hunan Province, China. Bournonite from the Yaogangxian mine has been |  | | Catalog/List | | the formation of coesite and stishovite from the quartz in the coconino sandstone. The coesite is visible... $5.00 •83A29 Structure Type Price ALPHA - QUARTZ $75.oo (b) SKUTTERUDITE $60.00 (c) PHENAKITE $50...SPECIMENS A challenging puzzle of geologic terms. QUARTZ, Minas Gerais, Brasil Green to gray crystal fragment... . . . . . . . . $25.00 CuAsS, Lauta-Marienberg, Saxony, East Germany Very rich to almost pure cleavages...NUKUNDAMITE, ... . ...... . .. $10.00 CuS, Undu Mine, Nukundamu , Fiji •83A40 Tiny (1 mm) pure fragment |  | Štemprok, M., Seifert, T., Holub, F. V., Chlupáčová, M., Dolejš, D., Novák, J. K., Pivec, E., Lang, M. (2008) Petrology and geochemistry of Variscan dykes from the Jáchymov (Joachimsthal) ore district, Czech Republic. Journal of GEOsciences, 53 (1) 65-104 | Journal (article/letter/editorial) | | Bergakademie, 09596 Freiberg, Brennhausgasse 14, Germany Boháčova 866/4, 149 00 Prague 4, Czech Republic...Geoinstitut, University of Bayreuth, 95440 Bayreuth, Germany Institute of Geology, v.v.i., Academy of Sciences...deposits of Schlema-Alberoda and Schneeberg located in Saxony, further to the NW. The Jáchymov district covers...Saxothuringicum by the fluids of various origins. Mine workings occasionally intersected Sn-As veins or...The gangue minerals are quartz, carbonates (mainly dolomite), rare fluorite, Fe-, Zn-, Cu-, Pb-sulphides |  | | 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 & |  | | Book | | Netherlands. Back cover The museum ldar-Oberstein. West-Germany. is quaintly situated beneath the Felsenkirche...Copyright 1986 by . Ulrich Burchard, Lalling, West-Germany All rights reserved including the right of reproduction...Printed in Germany Miscellaneous: Design & Lay Out by Rainer Bode, Haltern, West-Germany Type set by...Wurzburg, West-Germany Colour separations by Litho Thungen GmbH, Thungen, West-Germany H. Bari, Musee...Printed by Sellier Druck GmbH, Freising, West-Germany 6 Gasull, Museo de Geologia, Barcelona 249; V |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...named according to chemical composition (e.g. fluorite). to crystallographic tenns (e .g. prismatine)...very old origin, often without lrnown source. e.g. quartz or cinnabar. Current practice most often names...to reflect the light gypsum. 3 - calcite, 4 - fluorite, 5 - apatite, 6 - ortho- beam on the polished...polished mineral surface, expressed in clase. 7 - quartz. 8 - topaz, 9 - corundum, 10 - dia- percentage. The |  | | Journal (issue) | | row, from left: Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department...& Jim Spann collection; Tom Spann photo. Fluorite with quartz, 11 cm, from Fujian Province, China. Keith...Budd photo. Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...collection; Jordan Root photo. Fluorite on quartz, 13 cm, from the Yaogangxian mine, Chenzhou Prefecture, Hunan...Spodumene (variety kunzite), 9 cm, from the Urucum mine, Galiléia, Minas Gerais, Brazil. Gus & Jane Eifler |  | | Journal (issue) | | Lieber Heidelberg, W. Germany Olaf Medenbach Ruhr Universitat Bochum Bochum, W. Germany Eric Offermann Arlesheim............................................ 2 Germany An historical perspective on silver mining in G...Islet Famous mineral localities: the Silver Islet mine, O n ta rio ............... 49 by W. E. Wilson ...photo © SILVER crystals, 3.3 by 4.5 cm, from the mine, Kongsberg, Norway. (See the this issue.) Keith...Baden-Badener-Strasse 3 D-6900 Heidelberg 1 West Germany # I ----------- — ------------------ Hermann |  | | Journal (article/letter/editorial) | | uranophane. The 3-cm specimen is from the Number 20 mine near Spruce Pine, Mitchell County, North Carolina...Figure 5. A 2-cm uraninite cube from the Cardiff mine, Wdberforce, Ontario, Canada;Canadian Museum of...photo. muth, and arsenic to zircon, tourmaline, fluorite, carbonates, and sulfides; it can decompose into...octahedral faces have been found at the Deer Park mine in and on coarse brown biotite and associated with...been collected from dumps of the Chestnut Flats mine. Nodular masses of uraninite to 10 cm across, commonly |  | | Journal (article/letter/editorial) | | Wire Silver Kongsberg, Norway Wire Gold Ground Hog Mine, Gilman, Colorado S ince the dawn of civilization...4. Wire gold, 11.7 cm tall, from the Ground Hog mine, Gillman district, Eagle County, Colorado. Harvard...production, the Freiberg mining district of Saxony, Germany, is far older and equally famous. Established...Johanngeorgenstadt, St. Joachimsthal, Annaberg, and Marienberg, the most famous and characteristic wire silvers...Schneeberg (Lieber and Leyerzapf 1986). The Himmelsfürst mine in the Freiberg district, for example, has produced |  | | Show/Event (guide) | | private appointments Topaz, Cleavelandite Mokrush Mine, Russia Thomas Spann Photo 2 3 CONTENTS 06...unique specimen. James Elliott photo 10 Fluorite and quartz, 21 cm aross, Planggenstock, Göschenenalp...written by Bryan Swoboda. 12 Väyrynenite. Lolu Dahku mine, Roundu Valley, Skardu District, Gilgit-Baltistan...specimens from the mim museum Stibiotantalite. Urandu mine, Shigar Valley, Shigar District, Gilgit-Baltistan... James Elliott photo 14 Malachite. Kalukuluku mine, Lubumbashi, Katanga, D.R. Congo. 60 x 48 x 26 cm |  | | | | ferrierite 122 ferrimolybdite 63 fluoborite 54 fluorite 20, 20, 2/ foresite 119 fornacite 63 forsterite...34 oligist 27 olivenite 65, 65 olivine 75, 75 quartz, smoky 31 realgar 18, 19 rhaetizite 79 rhodizite...variscite 69, 70 quartz 28, 31, 95 quartz, amethyst 29, 31 quartz, quartz, quartz, quartz, aventurine 31...brownish black, at Freiberg and Andreasberg in Germany, and also in the United States (Arizona). Antimony...with pyrite, chalcopyrite, and arsenopyrite in quartz veins. ’ The typical colour is yellow, but a different |  | | Journal (issue) | | Saxon minerals in the Terra Mineralia Museum (Germany). A group of Italian mineralogists presents a new...Massanek, Anna Dziwetzki "Unique Discoveries from Saxony" Special Exposition at the Terra Mineralia in Freiberg...GM KFU#5737. 8 12. Albite with muscovite and quartz (motion) crystals. 31 x 28 cm. Urals, Russia. GM...x ce.Aet, Eee't 17. Fluorite (with old labels). 7 x 5 cm. Schwarzwald, Germany. GM KFU #7461. 15-16...museum still stores a specimen of marcasite with quartz (Figure 35). K.F. Fuchs part in the development |  | | Journal (article/letter/editorial) | | Figure 2 (right). Pyromorphite, 7.7 cm high, Daoping mine, Gongcheng, Guangxi, China; Scott Rudolph specimen...(left). Elbaite and albite, 11.1 cm wide, Pederneira mine, Minas Gerais, Brazil; Green Mountain Minerals specimen...Figure 4 (above). Wulfenite, 12 cm wide, Defiance mine, Gleeson, Cochise County, Arizona; Joe and Susan...have seen from this locality. Figure 5 (left). Quartz, to 72.5 carats, Ural Mountains, Russia; Peter...specimens. I just find this to be a beautiful group of quartz gems. Figure 6 (above). Beryl, variety heliodor |  | | Book | | ferrierite 122 ferrimolybdite 63 fluoborite 54 fluorite 20, 20, 21 foresite 119 fomacite 63 forsterite...12, 12 quartz 28, 31, 95 quartz, amethyst 29, 31 quartz, aventurine 31 quartz, citrine 3J quartz, morion...morion 31 quartz, rutilated 31 quartz, smoky 31 realgar 18, l 9 rhaetizite 79 rhodizite 55 rhodocrosite...59 zippeite 62 zircon 77, 78, 78 zoisite 88 THE MINE LKINGDOM All physical bodies in Nature can be...or slightly rotated Vitreous. Like glass 3 THE MINE Class I: native ·elements Chemical elernents found |  | | Journal (article/letter/editorial) | | at 11:53 03 August 2012 Chondrodite TILLY FOSTER MINE, BREWSTER AREA PUTNAM COUNTY, NEW YORK F ew minerals...with New York. The Herkimer “diamond” variety of quartz certainly comes to mind, as do spinel from Amity...chondrodite specimens from the Tilly Foster iron mine, Putnam County, New York, can be seen in many American...rounded crystals to 1.5 cm; the old Cleveland iron mine at New Marlborough and at Becket, Great Barrington...Tilly Foster mine, 10 kilometers northwest of Brewster, Putnam County, New York. This mine, which was opened |  | | Journal (article/letter/editorial) | | Washington, DC 20013 pohwatp@si.edu FLUORITE Part 2 Huanggang Mine, Inner Mongolia, China T he first...South American fluorite localities (Pohwat 2013). In this installment I look at fluorite specimens from...reiterating what I wrote in the first installment, fluorite is a mineral deserving of a separate book, so...tour. Europe England has long been known for its fluorite specimens, in particular those from the north...1874, p. 77), Bryce M. Wright Jr. said of English fluorite, “It is perhaps the most beautiful of all English |  | Waters, David N., Burton, Jill M., Clements, Mary, Lovesey, Rosemary J., Morris, Donald F.C. (1965) The occurrence of beryllium in fluorite. Geochimica et Cosmochimica Acta, 29 (12) 1293-1302 doi:10.1016/0016-7037(65)90007-4 | Journal (article/letter/editorial) | | inNorthern Ireland The occurrence of beryllium in fluorite DAVID N. WATERS, JILL M. BURTOK, NIP C’LEMENTS...occurrence of sign&ant traces of beryllium in fluorite would appear bo bo unlikely on crystallographicgrounds...been used t,o analyze some sist,y spocinwns of fluorite from arbitrarily selected localities. Tho results...little tendency for beryllium to concentrato in fluorite, although samples from areas particularly rich...and beryllium minerals are often associated with fluorite, a common constituent of late crystallates (WARNER |  | | Journal (article/letter/editorial) | | Arizona 85011 jeffscovil@earthlink.net Figure 2. Fluorite, 12.3 cm across, Bisage, Puy Saint Gulmier, Puy...Thuringia, Germany. Tom Moore specimen. Figure 4. Fluorite with stilbite, 11.9 cm high, Malmberget mine, Gallivare...specimen. Figure 5. Pyromorphite, 4 cm high, Les Farges mine, Ussel, Correze, France. Frank Sousa specimen. Volume...Figure 7. Fluorite, 7.1 cm across, Halsbrücke, Freiberg district, Erzgebirge, Saxony, Germany. Irv Brown...Leicht specimen. Figure 10. Quartz on hematite, 11.1 cm across, Florence mine, Egremont, Cumbria, England |  | | Book | | museum quality but many minerals can be found on mine dumps or can be purchased or traded. After introducing...look for. Michael O’Donoghue Proustite (East Germany) 7 Rocks We can define a rock as a large mineral...lava solidified into a black rock, containing no quartz but rich in the feldspar minerals pyroxene and...other minerals that sometimes occur in this way are quartz, pyroxene and olivine. A common type of traprock...its coarse grain structure. It contains mostly quartz and orthoclase feldspar with some smaller amounts |  | | Catalog/List | | C. £6.00 3 CASSITERITE, Toerdal, Norway MA in quartz. GRF. Ml. £6 00 4 NATIVE SILVER, Ccpiapo, Atacama...Atacama, Chile. SiNer cementing granular quartz. XR. GRF. STN. £6.00 5 BOG IRON (limonite), Unlocated.../ D. .Ml. £8.00 8 ARSENIC, Hartz Mountains, Germany. With arsenolite. XR. GRF. SMI. £8.00 9 ATACAMITE... Ml. £8.00 LAZULITE in QUARTZ, Zermatt, Valais, Switzerland. Mo in quartz. RWb. GRF. C. £8.00 11...11 12 ARSENOPYRITE. Saxony, Germany. XR XX < 4mm. GRF. Ml. £10.00 13 ALLOPHANE, Salzburg, Tyrol, Austria |
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