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An extremely rare location: octahedron-like anhydrite crystals in a vial from the Conow potash mine, Lübtheen near Ludwigslust, Mecklenburg-Western Pomerania. Most collectors do not believe that there have been potash mines in Mecklenburg. But around 1920 there worked three mines on a small salt dome which has been developed in a lime quarry. There is not much been published about these potash mines and in fact there are no mineral pictures on web... (Author: Andreas Gerstenberg)
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