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MINERAL FOTO ATLAS Ranciéite / Ranciéit (Ca,Mn2+)0.2(Mn4+,Mn3+)O2 Ranciéite. St. Johannes Mine, Wolkenstein, Erzgebirge, Saxony, Germany. Picture size 5 mm. Collection and photo Thomas Witzke. Ranciéit. Grube St. Johannes, Wolkenstein, Erzgebirge, Sachsen, Deutschland. Bildbreite 5 mm. Sammlung und Foto Thomas Witzke. © Thomas Witzke / Stollentroll |
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