 | | Journal (article/letter/editorial) | | Willstaett-Eckartsweier Germany info@wendel-minerals.com Clara Mine The Figure 1. Dumps of the Clara mine where collecting...a small fee. Near Wolfach in the Black Forest Germany From the Myth of the “Golden Calf ” to Modern Mining...6.4 cm. Museum for Minerals and Mathematics Oberwolfach specimen. Figure 4. Barite, so-called Meisselspat...1977 find. Museum for Minerals and Mathematics Oberwolfach collection. T RADITION holds that the wooded...mountain. According to another legend, two men from Oberwolfach tried to find the “golden calf ” with magic. |  | | Journal (article/letter/editorial) | | pohwatp@si.edu Conichalcite Tsumeb Mine, Tsumeb Otjikoto Region, Namibia A n article appeared in a...malachite, 10.5 cm across, from the Tsumeb mine, Tsumeb, Otjikoto region, Namibia. Fine spherules of conichalcite...green crusts of fibrous spheres at the Cap Garonne mine, Le Pradet, Var, Provence-Alpes-Côte d’Azur, France...cuprite has come from the Clara mine, Oberwolfach, Baden-Württemberg, Germany. Conichalcite is the only...Arthur E. Smith, and the Cincinnati Mineral Society. region, Namibia. In fact, as with so many other mineral |  | Callegari, Athos Maria, Boiocchi, Massimo, Zema, Michele, Tarantino, Serena Chiara (2017) Crystal structure refinement of duftite, PbCu(AsO4)(OH), from Grube Clara, Oberwolfach, Schwarzwald, Germany. Neues Jahrbuch für Mineralogie - Abhandlungen Journal of Mineralogy and Geochemistry, 194 (2) 157-164 doi:10.1127/njma/2017/0053 | Journal (article/letter/editorial) | | refinement of duftite, PbCu(AsO4)(OH), from Grube Clara, Oberwolfach, Schwarzwald, Germany Athos Maria...and 5 tables Abstract: The crystal structure of duftite, PbCu(AsO4)(OH), has been re-evaluated on the basis...data from a single crystal from Grube Clara, Germany. Duftite is orthorhombic with a = 7.7668(4), b =...synthetic counterpart. The crystal structure of duftite is confirmed and this work reports the first full...hydrogen atom determined from the final ΔF map. Duftite is a member of the adelite-descloizite group with |  | | Journal (article/letter/editorial) | | IN A HYDROTHERMAL VEIN-TYPE DEPOSIT: THE CLARA MINE, SW GERMANY, AS A TYPE EXAMPLE GREGOR MARKL§ Universität...Geowissenschaften, Wilhelmstraße 56, D-72074 Tübingen, Germany MAXIMILIAN F. KEIM Technische Universität München...Garching, Germany RICHARD BAYERL Ludwigstrasse 8, 70176 Stuttgart, Germany ABSTRACT The Clara baryte-fluorite-(Ag-Cu)...baryte-fluorite-(Ag-Cu) mine exploits a polyphase, mainly Jurassic to Cretaceous, hydrothermal unconformity...unconformity vein-type deposit in the Schwarzwald, SW Germany. It is the type locality for 13 minerals, and more |  | | Journal (article/letter/editorial) | | South Africa brucec@uj.ac.za TSUMCORITE Tsumeb Mine, Namibia I t is fitting that Tsumeb should have...development, growth, and ultimate closure of the mine in 1996. Tsumeb Corporation Limited (TCL) was founded...World War II, when the Tsumeb mine was put up for sale. Prior to this the mine was owned by Otavi Minen–...Eisenbahn–Gesellschaft (OMEG). TCL operated the mine until 1988 when it was acquired by Gold Fields South...(söhngeite is named in his honor) worked at the Tsumeb mine, and his two publications (Söhnge 1967, 2001) give |  | | Journal (article/letter/editorial) | | Location map showing the Black Forest and the Clara mine. THE NETHERLANDS POLAND CZECHOSLOVAKIA TOM...TOM R O S E M E Y E R 1632 Camp Bird Mine Road P.O. Box 586 Ouray, Colorado 81427 Columnist Tom Rosemeyer...showing the Clara minefs). SWITZERLAND OLD CLARA MINE Minerals of the Clara Mine, Wolfach, Germany To Freudenstadt...Grube Clara as it is known in Europe, is nestled deep in the Black Forest of southwestern Germany. While...quite a reputation in Europe. The Clara is by no means the only mine located in this section o f the country |  | | Report (issue) | | hydrothermal polymetallic barite–fluorite deposit (Clara mine, Germany). Association: Malachite, cerussite, azurite...smithsonite, mimetite, bayldonite, conichalcite, duftite, quartz, iron oxide (Tsumeb, Namibia). Distribution:...Tsumeb, Namibia. In the Clara mine, near Oberwolfach, Black Forest, Germany. At Moldava, 20 km northwest...northwest of Teplice, Czech Republic. From the Buckhorn mine, Red Cloud district, Lincoln Co., New Mexico, USA |  | | Report (issue) | | X-ray Powder Pattern: Richelsdorf Mountains, Germany. 3.045 (100), 4.913 (70), 4.392 (60), 1.753 (60)...in the Kupferschiefer (Richelsdorf Mountains, Germany). (2) 35.23 12.13 (3) 34.80 12.25 30.41 30...59] [100.00] 100.00 (1) Richelsdorf Mountains, Germany; by electron microprobe, H2 O by difference. (2)...Association: Duftite, tyrolite, azurite, tetrahedrite–tennantite, calcite (Richelsdorf Mountains, Germany); t...brochantite, devilline, harmotome, calcite (Samson mine, Germany); erythrite, chalcophyllite, cornwallite, strashimirite |  | | Report (issue) | | 74 Sb0.26 )Σ=1.0 O4 ]2 (OH)13.6 . (2) Sa Duchessa mine, Italy; by electron microprobe, average of 11 analyses...zeunerite, duftite (near Durango, Colorado, USA); azurite, chrysocolla (Sa Duchessa mine, Italy); cinnabar...the Tynagh mine, near Loughrea, Co. Galway, Ireland. In Germany, from the Glücksrad mine, Oberschulenberg...Richelsdorf Mountains, Hesse; at the Clara mine, near Oberwolfach, Black Forest. From near Padern, Pyrénées-Orientales...Italy, at the Sa Duchessa mine, Oridda district, and the Is Murvonis mine, Domusnovas, Sardinia; at Canale |  | | Report (issue) | | 034–17.036 Z=3 X-ray Powder Pattern: Washington mine, Montana, USA. 3.078 (100), 2.865 (80), 2.290 (70)...31.36 7.59 Total [100.00] 100.00 (1) Washington mine, Montana, USA; by electron microprobe, H2 O by difference...bayldonite, duftite, anglesite, cerussite, azurite. Distribution: Many localities are known. In Germany, at the...the Louise mine, Horhausen, and the Schöne Aussicht mine, near Dernbach, Rhineland-Palatinate; at Reichenbach...Reichenbach, near Bensheim, Hesse; from the Clara mine, near Oberwolfach, and elsewhere in the Black Forest. |  | | Report (issue) | | 17.23–17.25 Z=3 X-ray Powder Pattern: Osarizawa mine, Japan. 3.00 (100), 5.79 (70), 3.52 (60), 2.87 (60)...8.73 Total [100.00] 99.98 100.00 (1) Osarizawa mine, Japan; H2 O by TGA; recalculated to 100% from an...Association: Anglesite, beaverite, hidalgoite, duftite, bindheimite, conichalcite, olivenite, quartz,...goethite. Distribution: From the Osarizawa copper mine, Kazuno, Akita Prefecture, Japan. In Australia,...Western Australia. At the Tui mine, Mt. Te Aroha, New Zealand. In the Ortiz mine, Capillitas, Catamarca Province |  | | Report (issue) | | Association: Corkite–beudantite, adamite–olivenite, duftite, bayldonite, hidalgoite, pharmacosiderite, segnitite...Czech Republic. In Germany, from the Clara mine, near Oberwolfach, the Silberbrünnle mine, near Gengenbach...Gengenbach, and in the St. Josef mine, Schuttertal, Black Forest; from Oberwiesenthal, Saxony. Name: To honor |  | | Report (issue) | | spessartine (Broken Hill, Australia); mimetite, duftite, beudantite, bayldonite, quartz (Tsumeb, Namibia)...Bensheim, Hesse, and in the Clara Mine, near Oberwolfach, Black Forest, Germany. From Tsumeb, Namibia. In...In the Centennial Eureka mine, Tintic district, Juab Co., Utah, USA. Name: Honoring Blair J. Gartrell |  | | Journal (article/letter/editorial) | | Minerals of the Clara Mines Ober-Wolfach, Baden, West Germany Outstanding crystals of barite and fluorite...at tracted mineral collectors to West Germany's Clara mines. Today, the number of visitors has swelled...rare elsewhere can be found fairly easily in the Clara mines' abun dant vugs. Thus, American mineral collectors...The Clara mines are in the heart of the Black Forest, which forms the southwest corner o f Germany, bordering...opportunity for many sports. A l though the Clara mine is the mineralogists' chief target, there are |  | | Report (issue) | | \ \I Cover: The De Wet Shaft, Tsumeb mine (photograph by Dr Gabi Schneider, Geological Survey of Namibia)...Stercorite • Djurleite* Kombatite Stottite Duftite Koritnigite Stranskiite Emstite Leiteite Thometzekite...Preslite (Dicufezingesulite) Stiepelmannite a-Duftite Tsumebite (As-analog) Fe-tourmaline Zn-malachite...the Tsumeb deposit (Namibia) and the Clara mine, Schwarzwald (Germany). At Tsumeb, the phase occurs as yellow...oxidation zone along 30 Level. The material from the Clara mine is a sulphate-rich variety. 13 --, Type mineralogy |  | | Journal (issue) | | I N E R A L Cover: Gold. 195 mm. Mocking Bird Mine, Mariposa Co., California, USA. Daniel Trinchillo...Mingueza, Xavier Ortiz and Joan Vinyoles whole mine. although the passages are more dangerous due to...from level 3. INTRODUCTION Les Ferreres mine (Las Ferreras mine. Les Ferreres mines. Rocabruna mines) is...Girona province Catalonia). The galleries of the mine are di,·ided into five le,·els or floors. more or...or less o erlapping: • Upper level (Dalt mine. the Roman mine). level 5. This level is short. with irregular |  | | Catalog/List | | matrix are covered -with a coating of lime green Duftite. 4-5 3/16" Calcite rhombs are seated on top of·...minor lime green Duftite. 2-3/4" x 2" x 2" $50.00 C F-65 DI0PTASE, CALCITE, AND DUFTITE Tsumeb 1/8"+ Calcite...been almost completely covered by olive green Duftite and then sprinkled with approx. 30 individual Dioptnse...with a small area on back coated with olive green Duftite, 1" X 1" X 1/2" HIHETITE Tsumeb CleAr to whit...en Malachite coating; olso, miner Colcite und Duftite on bnck of pi<'ce. S30,00 3" X 2-1/4" X 1-1/2" |  | | Journal (article/letter/editorial) | | remained unnoticed through eight years study of the mine. I-M.A. 81-1868; Bull. 105, 130.] Claraite. K. Walenta...turquoise-blue spherulitic aggregates at the Clara mine, Oberwolfach, Schwarzwald. Pseudohexagonal, probably...Anhedral white grains up to 1 cm from the Colquiri tin mine, Bolivia, are trigonal, space group P~lc or P31c...M.M. 46, 257. Yellowish crusts from the Bambolla mine, Moctezuma, Sonora, Mexico, are hexagonal, a 5.045...crystals on quartz and baryte from the Clara mine, Oberwolfach, Baden, have space-group Pmmb, a 11.82, b |  | | Journal (article/letter/editorial) | | (1981)Cyanophillite, a new mineral from the Clara Mine, near Oberwolfach, Central Black Forest. Chem. der Erde...brochantite, and tripuhyite at the Clara Mine near Oberwolfach, Black Forest, Germany. The name is for the blue...660(EX220),r.677Q)(Js0,t32). the Tsumeb mine, associated with duftite, tsumcorite, and The mineral occurs...gittinsite have max length about 0.1 mm. H Tsumeb Mine. Type material is at the Univ. of Stuttgart, 3VA...Opncallybiaxial, negative,ns a: 1.720,I = 1.736,t = Germany, and the SmithsonianMuseum, Washington.M.F. 1.738 |  | | Journal (article/letter/editorial) | | arsenate minerals of Cu(II), Zn(II) and Pb(II) M. CLARA F. MAGALH.~ES, JULIO D. PEDROSA DE JESUS Department...cornubite, clinoclase, adamite, legrandite, euchroite, duftite, conichalcite, austinite, bayldonite, and schultenite...adamite from the Ojuela mine, Mapimi, Mexico, and clinoclase from the Majuba Hill mine, Nevada, USA, were...studies involving bayldonite (BM 1912, 517) and duftite (BM 1981,306), both from Tsumeb, Namibia, showed...mixtures containing bayldonite and schultenite to duftite by treatment with acid. Such attempts were prompted |  | | Catalog/List | | 2H2O_______ _______________ Pale cream ___ Brosso ~ Mine ••••'■• ,ivrea,Italy__________________________________...Ivigtut,Greenland Na5AI3F14 Colourless Auerbach,Germany YPO4.2H2O Creamy white Fe3+/^I2(U02)2(P04)4(S^^)^HJ^...--__- ___ -Fe2+23AI4(PO4)4(OH)6.2H2O_" _ Cordon Mine,Hamton,Ne^da,USA 2 2~ZT ~CdS_____ __________ ._______...MINIU i 31 [lMISERITE________ _____ TonopahBelmqnt Mine,Maricopa County, Arizona, USA SELADONITE _________...Eysturoy, Faeroe Islands SELLAITE________ _________ Clara Mine,Black Forrest.Germany_____________ SODDYITE________ |  | Verhaert, Michèle, Madi, Atman, El Basbas, Abdelaziz, Elharkaty, Mohamed, Oummouch, Abdellah, Oumohou, Lahcen, Malfliet, Annelies, Maacha, Lhou, Yans, Johan (2020) Genesis of As-Pb-Rich Supergene Mineralization: The Tazalaght and Agoujgal Cu Deposits (Moroccan Anti-Atlas Copperbelt). Economic Geology, 115 (8). 1725-1748 doi:10.5382/econgeo.4779 | Journal (article/letter/editorial) | | and compounds in mine environments may lead to high arsenic concentrations in mine tailings and waste...polarizing microscope (Carl Zeiss AG, Oberkochen, Germany). Eighty-seven and 84 polished sec- tions, from...reflection microscope (Carl Zeiss AG, Oberkochen, Germany), with a Jeol JSM-7500F scanning electron microscope...electron microscope (Carl Zeiss AG, Oberkochen, Germany) equipped with two Bruker EDS detectors (Bruker...FUS-ICP-OES (Varian Vista 735 ICP; Agilent, Santa Clara, CA, USA). FeO has been quantified by titration |  | | Journal (issue) | | Werner Lieber Heidelberg, West Germany Olaf Medenbach Bochum, Germany Eric Offermann Arlesheim, Switzerland... 38 by R. Cobban Metamict minerals at the Bemco mine near Cranberry Lake, New Jersey ..................cinnabar mines 2 Musonoi uranium mine, Katanga, Zaire N’Chwaning mine, Kuruman, South Africa Mibladen...of smoking, silica dust, and radioactivity in the mine may be complicating factors. Manganese mineral dust...= {210}, / = {311}. (c) Ferroaxinite, Botallach mine, St. Just, Cornwall, England; <7= {151}. (d) Manganaxinite |  | | Catalog/List | | brown limonite matrix --a micromounter's paradise. DUFTITE - ha pimi, Dgo., Mexico -.olive drab xls. growing...attractive specimens. 50¢ Almaden Mines, Santa Clara Co., California -Famous locality -massive red Cinnabar...Mines, Santa Clara County, California ~ Solid chunk of red Cinnabar from a famous old mine. i 1/2 X 21/2...NATROIjlTE tips.11/2X2 546 $1.50 NEPTUNITE - Gem Mine, Sam Benito County, California - One single small...associated with 1 X 2 $1.50, 2 X 2 $2.25 Calcite, Duftite and some Plattnerite. WULFENITE - C A B I N |  | | Journal (article/letter/editorial) | | atlas refers to 6 villages under this name in this region of China, but none of them is situated at the distance...Abbreviations: (Dst.) district, area; (Co.) county; (m.) mine; (Mf.) massif; (Q.) quarry; (N) north, northern...Mayen (50°19`N, 7°13`E), Laacher See Area, Eifel, Germany \\1874ettringite; …1983eifelite; 1999schaferite...\(50°28`N, 12°16`E), 7 km W of Falkenstein, Saxony, Germany \\1877Uranocircite ;…1984Bergenite 4 – Big Chief...e 14 – Clara m. \8 km NW of Wittichen (48°19`N, 8°20`E), Schwarzwald (=Black Forest), Germany \\1966 |
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Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany