 | | Journal (issue) | | Behnke Northbrook, IL Werner Lieber Heidelberg. W. Germany Eric Offermann Arlesheim. Switzerland Jeffrey A...major chemical industries in the United Kingdom, Germany and Poland. Potash was discovered in northeast...(strontian), calcite, dolomite, fluorite, quartz and sphalerite. Rarer species include “anglesite,” celestine...production. Zinc mineralization, as iron-deficient sphalerite, occurs predominantly in stratabound breccia...Strontian barite hemisphere, 8.3 cm in diameter, on sphalerite from the Elmwood mine. R. Scott Werschky collection |  | | Report (chapter) | | early 2000s. The open-cut operation, or Gossan Quarry (Fig. 30.1a), was developed from the early 1980s...photographs taken at the Bawdwin site. (a) The Gossan Quarry, the current open and worked pit. This is the top...three main massive sulphide lodes are galena and sphalerite. The high-grade ores are essentially massive...present only as inclusions within the galena and sphalerite. The high-grade silver ore is usually associated...chalcopyrite and chalcocite, and only minimal galena–sphalerite mineralization. Stages of mineralization and |  | | Journal (article/letter/editorial) | | Box510153,D-3000 Hannover51, FederalRepublicof Germany AND A. K. ASKURY GeologicalSurveyof Malaysia,P...followedby arsenopyrite,pyrite, chalcopyrite,sphalerite,galena,Bi sulfosalt,andnativeBi. The styleof...generallyintergrownwith quartz__+ to- Kuala Dipang quarry paz __+ muscovite__+ fluorite.It israrely in contactwith...alsooccursasinclusions in pyrite whereaspy- chalcopyrite,sphalerite,galena,marcasite,and a Bi cosalitein composition...chalcopyrite at the Bundesanstalt f6r Geowissenand sphalerite,indicatingthat they may predatethe ray fluorescence |  | | Journal (issue) | | 2005 President’s Message February 2005 by Norman Lenz President, Years 2004-2005 F ellow HGMS Rock Kickers...February General Meetings. In January, Norm and Susan Lenz will give us a guided tour of Alaska with a presentation...their experience with us. You’ll see glaciers from land, sea, and air, and two different gold mining operations...unwrapping, I bought all the dark lustrous dark brown sphalerite crystals in the batch. They ranged from about...these came from Art Smith, Scott Singleton, and Norm Lenz. It’s wonderful to work with such committed people |  | | Journal (article/letter/editorial) | | OF THE SWAZILAND SUPERGROUP (BARBERTON MOUNTAIN LAND, SOUTH AFRICA) T. O. REIMER Dyckerhoff Engineering...of the Swaziland Supergroup (Barberton Mountain Land, South Africa). Precambrian Res., 12: 393--410....and other sulfides. Some coarsely disseminated sphalerite occurs in one of the deposits. In the upper part...Africa. In the latter area the Barberton Mountain Land occupies a special position, as in it five baryte...early Precambrian rocks of the Barberton Mountain Land are placed in the Swaziland Supergroup which is |  | | Journal (issue) | | 2005 President’s Message December, 2004 by Norman Lenz HGMS President, 2004 - 2005 F ellow HGMS Members...February General Meetings. In January, Norm and Susan Lenz will give us a guided tour of Alaska with a presentation...their experience with us. You’ll see glaciers from land, sea, and air, and two different gold mining operations...both the galena (lead) and the more abundant sphalerite (zinc), particularly in the mill tailings from...dominant. Actually I am surprised that with all the sphalerite present in the mine area it is not genthelvite |  | | Journal (article/letter/editorial) | | Figure 3 (top left). Sphalerite crystal 42w, a 10.5-cm round, faceted by Norman Lenz; photo by Jeff Scovil...Scovil. Figure 4 (left). Sphalerite crystal 42f, 23 mm high; photo by Jeff Scovil. into one of the drifts...between 0.5 to 1 meter deep, containing amber sphalerite crystals to 2.5 cm long. Not wanting to slow...obvious that the elongate prismatic to tabular sphalerite crystals were very unusual and that they all...geologist in Houston, showed me (AES) a single 2.5-cm sphalerite crystal, which was subsequently donated to the |  | | Book | | the deep continental crust) Crust. 3. Geology - Germany (West) — OberWohlenberg, Jiirgen, 1933- . III....Springer-Verlag Berlin Heidelberg 1989 Printed in Germany The use of registered names, trademarks, etc....Deep Drilling Program of the Federal Republic of Germany (KTB) would be drilled in the Oberpfalz area...the most ambitious project in the geosciences in Germany. From the beginning, the "Senatskommission fiir...promoting the BMFT. Hence, in first place a of Germany, in the Federal Republic at at that time responsible |  | | Journal (article/letter/editorial) | | Republic of Germany/Project Management, P.O. Box 51 01 53, D-3000 Hannover 51 (West Germany) (Received...central European Variscides (Czechoslovakia, F.R. of Germany, German Democratic Republic) numerous ore deposits..."Continental Deep Drilling Programme of the F.R. of Germany" (i.e. KTB; KTB report, 1986). Prior to final selection...italics; CSSR: Czechoslovakia; D: Federal Republic of Germany; GDR: German Democratic Republic. 284 Central...attention (Fig. 3b). In the Erzgebirge galena and sphalerite formed under moderately euxinic conditions in |  | | Journal (issue) | | President uly 28, 2015: Iceland – Land of Fire and Ice! Iceland is a land of great contrasts. On the one...looking for the Aurora Borealis; what they found was a land of geology— lava fields, geothermal pools, a rift............................. 12 In Memoriam—Susan Lenz ..................................................are predominantly pyrite with lesser amounts of sphalerite, galena, chalcopyrite, arsenopyrite, and pyrrhotite...GAZETTE AUGUST 2015 Norman and Susan Lenz S In Memoriam—Susan Lenz by daughter Tanya Treece on her Facebook |  | | Journal (article/letter/editorial) | | the western edge of the Bohemian Massif (F.R. Germany) A. H6hndorf 1 and H. Dill 2 1 Federal Institute...Deep Drilling Program of the Federal Republic of Germany, Project Management, Stilleweg 2, D-3000 Hannover...metamorphism. Introduction The Pb-Zn occurrences of Germany are not only economically significant but also...1979). Therefore, detailed isotope studies in Germany were focused on Pb occurrences in basement rocks...muscovite-chloritequartz-phyllite pyrite, pyrrhotite, sphalerite, chalcopyrite, arsenopyrite, magnetite Sb-As |  | Dill, H. G., Skoda, R., Weber, B., Berner, Z. A., Muller, A., Bakker, R. J. (2012) A Newly Discovered Swarm of Shear-Zone-Hosted Bi-As-Fe-Mg-P-Rich Aplites and Pegmatites in the Hagendorf-Pleystein Pegmatite Province, Southeastern Germany: A Step Closer to the Metamorphic Root of Pegmatites. The Canadian Mineralogist, 50 (4) 943-974 doi:10.3749/canmin.50.4.943 | Journal (article/letter/editorial) | | HAGENDORF–PLEYSTEIN PEGMATITE PROVINCE, SOUTHEASTERN GERMANY: A STEP CLOSER TO THE METAMORPHIC ROOT OF PEGMATITES...Resources, P.O. Box 510163, D–30631 Hannover, Germany Radek ŠKODA Institute of Geological Sciences,...Bürgermeister-Knorr Strasse 8, D–92637 Weiden i.d.OPf., Germany Zsolt A. BERNER Karlsruhe Institute of Technology...Geochemistry, Adenauer Ring 20b, D–76131 Karlsruhe, Germany Axel MÜLLER Geological Survey of Norway, Leiv...Hagendorf–Pleystein pegmatite province, southeastern Germany, was emplaced syn- to postkinematically relative |  | | Journal (article/letter/editorial) | | and composed of massive sulphide Pb-Zn-Ag ores [sphalerite, pyrite and galena (B.P.G)], has been extensively...primary ore, composed of massive sulphides of sphalerite, pyrite and galena (B.P.G), has been studied...X-ray diffractometer (Bruker AXS GmbH., Karlsruhe, Germany), CuKα radiation at 40 kV, 40 nA, 0.020 degrees/s...Siemens DIFFRAC (Bruker AXS GmbH., Karlsruhe, Germany) and the D5005 software package (NKUA). 4. Results...hosted replacement mixed sulphide ore (B.P.G) of sphalerite, galena and pyrite at Lavrion, are spatially |  | Wagner, Thomas, Okrusch, Martin, Weyer, Stefan, Lorenz, Joachim, Lahaye, Yann, Taubald, Heiner, Schmitt, Ralf T. (2010) The role of the Kupferschiefer in the formation of hydrothermal base metal mineralization in the Spessart ore district, Germany: insight from detailed sulfur isotope studies. Mineralium Deposita, 45 (3) 217-239 doi:10.1007/s00126-009-0270-2 | Journal (article/letter/editorial) | | metal mineralization in the Spessart ore district, Germany: insight from detailed sulfur isotope studies Thomas...Springer-Verlag 2009 Abstract The Spessart district (SW Germany), located at the southwestern margin of the Permian...Universität Würzburg, Am Hubland, 97074 Würzburg, Germany S. Weyer : Y. Lahaye Institut für Petrologie, Geochemie...Senckenberganlage 28, 60325 Frankfurt am Main, Germany H. Taubald Institut für Geowissenschaften, Universität...Universität Tübingen, Wilhelmstr. 56, 72074 Tübingen, Germany R. T. Schmitt Museum für Naturkunde, Leibniz-Institut |  | | Journal (article/letter/editorial) | | assemblages and the range of FeS compositions of sphalerite coexisting with pyrite, indicate an intermediate...part of ore body (py: pyrite, gn: galena, sph: sphalerite). Fig. 4. Slab of stratabound pyrrhotite ore...the aid of the PAP algorithm. Trace elements in sphalerite and galena concentrates, as well as in bulk samples...galena and sulfosalts (gn), siderite (sd) and sphalerite (sph). (mineralized tension gash, Plaka mine)...Abbreviations: marble (mr), galena (gn), pyrite (py), sphalerite (sph), carbonates (cb), massive sulfide ore (ms) |  | | Journal (issue) | | Digging .................................... 16 Susan Lenz Update ...........................................a 3- by 4-inch sphalerite group, but for larger groups or iridescent or ruby sphalerite, the prices were...really more of a jewelry and gem store. The best sphalerite in my Tri-State mineral collection was purchased...think I’m sort of psycho. Susan Lenz Update 12/10/2006 by Norm Lenz Dear HGMS Friends, S usan’s condition...Stewart showed agate and wood found at the West Texas quarry. ¾ Beverly Mace showed wood from the Show Committee |  | | Journal (article/letter/editorial) | | THE FORMER WILHELMINE MINE, SPESSART, BAVARIA, GERMANY Martin OKRUSCH§ Mineralogisches Institut, Universität...Würzburg, Germany Joachim A. LORENZ Graslitzer Str. 5, D–63791 Karlstein am Main, Germany Stefan WEYER...Senckenberganlage 28, D–60325 Frankfurt am Main, Germany Abstract The vein-type copper mineralization in...mine, Sommerkahl, Spessart, northwestern Bavaria, Germany, is hosted by metamorphic rocks of the Spessart...activity, thermochemical sulfate reduction, Spessart, Germany. Sommaire La minéralisation cuprifère en veines |  | | Journal (article/letter/editorial) | | elements, except Ag (100 s) and As (50 s). Pyrite, sphalerite, galena, chalcopyrite, Ag-metal, Au-metal, diopside...analyses were obtained from galena, pyrite and sphalerite from the area of Moutoulas (Fig. 2). All minerals...paragenesis of galena-sphalerite-pyrrhotite, minor pyrite and secondary covellite. Sphalerite contains numerous...analyses of 34S isotope ratios of galena, pyrite and sphalerite were conducted for the determination of the origin...sulfide deposition (Table 9). The δ34S values of sphalerite, pyrite and galena range between +3.37 to +4 |  | Slack, John F ., Falck, Hendrik, Kelley, Karen D., Xue, Gabriel G. (2017) Geochemistry of host rocks in the Howards Pass district, Yukon-Northwest Territories, Canada: implications for sedimentary environments of Zn-Pb and phosphate mineralization. Mineralium Deposita, 52 (4) 565-593 doi:10.1007/s00126-016-0680-x | Journal (article/letter/editorial) | | known Zn-Pb zones in the district and contains sphalerite and galena with minor pyrite, black mudstone...form isolated lenses of massive to semimassive sphalerite and galena, typically accompanied by minor pyrite...up to 60 m thick. Layers composed of abundant sphalerite and galena are typically intercalated with black...mudstone member. Within the XYC deposit, abundant sphalerite and/or galena occur in thin intervals of hangingwall...Formation), which locally contains laminated sphalerite and galena (Gadd et al. 2016b). However, it is |  | Zhu, Jian-ming, Johnson, Thomas M., Finkelman, Robert B., Zheng, Bao-shan, Sýkorová, Ivana, Pešek, Jiri (2012) The occurrence and origin of selenium minerals in Se-rich stone coals, spoils and their adjacent soils in Yutangba, China. Chemical Geology, 330. 27-38 doi:10.1016/j.chemgeo.2012.08.023 | Journal (article/letter/editorial) | | (Rayman, 2000; Fordyce, 2007; Zhu et al., 2008; Lenz and Lens, 2009; Rosen and Liu, 2009; Williams et...1999; Finkelman et al., 2002; Tan et al., 2002; Lenz and Lens, 2009). Selenium in the natural environment...the outcrops of Se-rich stone coal in a hillside quarry at Yutangba (No. 1 site in Fig. 1). Less-weathered...include elemental Se (Se), metallic copper (Cu), sphalerite (ZnS), clausthalite (PbSe), guanajuatite (Bi2Se3)... Gough, L.P. (Eds.), Proc. of the 1990 Billings Land Reclamation Symposium on Se in Arid and Semiarid |  | Fitros, Michalis, Tombros, Stylianos F., Williams-Jones, Anthony E., Tsikouras, Basilios, Koutsopoulou, Eleni, Hatzipanagiotou, Konstantin (2017) Physicochemical controls on bismuth mineralization: An example from Moutoulas, Serifos Island, Cyclades, Greece. American Mineralogist, 102 (8) 1622-1631 doi:10.2138/am-2017-6125 | Journal (article/letter/editorial) | | 1) resulted in the precipitation of pyrite, sphalerite, chalcopyrite, galena, and native bismuth. The... tetrahedrite, tennantite, stibnite, pyrite, sphalerite, and galena, synthetic CoNiAs, SnO2, and CdTe...clear quartz was in intergrowth with pyrite, sphalerite, or native bismuth. The Linkam MDSG600 heating-freezing...China. Sulfur from vein pyrite, chalcopyrite, sphalerite, greenockite, and galena was released using the...pyrite with intergrowths of minor arsenopyrite, sphalerite (XFeS% = 20.7–25.8), chalcopyrite, and pyrrhotite |  | | Journal (article/letter/editorial) | | sulfideore,and(3) skarnore.The massive pyrite-sphalerite-galena ore exhibitsabundantand well-develope...development of 120ø triple-pointjunctionsin galena,sphalerite,and pyrite. Despiteits metamorphism,this ore...in alteredmarblethat are composed of pyrite, sphalerite, tennantite,chalcopyrite,arsenopyrite,galena...Hammer, upper left, for scale. FIG.6. Galena-sphalerite-rieh massive sulfide!ense(dark,left) crosscutting...ge of the massive sulfideore includespyrite, sphalerite,galena, and trace amountsof chalcopyriteand arsenopyrite |  | | Journal (article/letter/editorial) | | Walter, 1992). Identification of Pb contents in sphalerite fluid inclusions from MVT and Irish type deposits...than 150 sedex Zn-Pb-Ba and barite deposits in Germany, Canada, the U.S., Mexico, and Kazakhstan (Fig...sulfide deposits during the lower Eifelian in Germany; however, the age of these deposits are poorly...short-period oscillations in the 87Sr/86Sr record in Germany during the early Eifelian, previously ascribed...following grade tonnage from Taylor et al., 2009), Germany, is constrained to the kockelianus conodont zone |  | | Journal (article/letter/editorial) | | Geowissenschaften, Wilhelmstr. 56, D-72074 Tübingen, Germany *Corresponding author, e-mail: markl@uni-tuebingen...Geoforschungszentrum Potsdam, Telegrafenberg, D-14473 Potsdam, Germany Abstract: This study deals with the use of new...mineralizations in the Schwarzwald region of southwest Germany. In detail, we present new U-Pb age data of ferberite...Mine), agate (Geisberg), carneol (‘‘Markgräfler Land’’), and confirm earlier geochronologic work on multistage...chalcedony. 1. Introduction The Schwarzwald in SW Germany is part of the midEuropean Variscan orogen and |  | | Report (chapter) | | Precambrian) galena (crystalline and cryptocrystalline) sphalerite, pyrite arsenopyrite; Pb:Ag ratio >1 in E–W veins...Thabeikkyin-Mogok Road n/a n/a Oxide ore minerals Galena, sphalerite, argentite, Cerussite, anglesite, smithsonite...Pyrite, chalcopyrite, minor n/a sphalerite, galena 0.3 Mt Galena, sphalerite, pyrite, chalcopyrite n/a...n/a 72 000 tonnes Silver-rich galena, sphalerite Anglesite, cerrusite pyrite, arsenopyrite n/a Galena...Carbonate-hosted Vein Vein/skarn Vein Vein Gelena, sphalerite, pyrite, chalcopyrite, tetrahedritetennantite |
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