 | | Journal (issue) | | Weltklasse-Borate aus dem Steinbruch Kohnstein/Niedersachswerfen • Mineralien aus der Gegend vom Pfitscher...Siegerland 28 Weltklasse-Borate aus dem Steinbruch Kohnstein , Südharzrand 52 Mineralien aus der Umgebung...Anhydrit-Steinbruch Kohnstein, Südharzrand Rolf Junker, Volker Lüders Der Werra-Anhydritsteinbruch Kohnstein bei Niedersachswerfen...Anhydritsteinbruch am Kohnstein (51 °32'37" N,10°45'09" O) liegt nahe der Ortschaft Niedersachswerfen an der B4 in...in nördlicher Richtung von Nordhausen kommend. Der Bruch wurde im Jahr 1917 im Auftrag der BASF von den |  | Cooper, Mark A., Hawthorne, Frank C., García-Veigas, Javier, Alcobé, Xavier, Helvaci, Cahit, Grew, Edward S., Ball, Neil A. (2015) Fontarnauite, (Na,K)2(Sr,Ca)(SO4)[B5O8(OH)](H2O)2, A New Sulfate-Borate Mineral From Doğanlar (Emet), Kütahya Province, Western Anatolia, Turkey. The Canadian Mineralogist, 53 (5) 803-820 doi:10.3749/canmin.1400088 | Journal (article/letter/editorial) | | in the boreholes, most abundantly colemanite, ulexite, dolomite, arsenopyrite, realgar, and orpiment...rock interbedded with the borate unit in the Emet district (Helvacı & Alonso 2000). Overall, the eight known...rocks. The sedimentary units of the Emet borate district consist, in ascending order, of a thin-bedded...Abramov 1993); and heidornite in the Zechstein of Germany with glauberite in a vug in anhydrite (Nordhorn...et al. 1956); or in anhydrite with halite (Kohnstein quarry, Siemroth 2008). The relative scarcity of |  | | Book (volume) | | (Specord 75 IR or Specord M80, Carl Zeiss, Jena, Germany), Perkin Elmer 1600 Series FT IR spectrometer or...FT IR spectrometer (Bruker Optics, Ettlingen, Germany). IR spectrum of a pure KBr disc was subtracted...Description: Colourless crystal from the association with ulexite and kernite. Identified by IR spectrum. Wavenumbers...669, 629, 603w, 578, 546w, 513, 495w, 422. B3 Ulexite NaCaB5O6(OH)6·5H2O Locality: Bulganak area of... Pegmatite Field, Andrembesoa Commune, Betafo District, Vakinankaratra Region, Antananarivo Province |  | | Book | | MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning...beginning of the 20th century, the Trimouns quarry became well known to collectors around 1990 for the...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...1991). Simdeled, Aust-Agder. Early in 1999, in a quarry near S~ndeled, collectors opened a pocket containing...PORTUGAL Montijos quarry, Monte Redondo, Leiria Estremadura. The Montijos gabbro quarry at Monte Redondo |
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Kohnstein Quarry, Niedersachswerfen, Harztor, Nordhausen District, Thuringia, Germany