|
|
|
MINERAL FOTO ATLAS Vauxite / Vauxit Fe2+Al2(PO4)2(OH)2·6H2O Blue vauxite crystals. Llallagua, Potosi, Bolivia. Picture size 4 mm. Collection and foto Thomas Witzke. Blaue Vauxit-Kristalle. Llallagua, Potosi, Bolivien. Bildbreite 4 mm. Sammlung und Foto Thomas Witzke. © Thomas Witzke / Stollentroll |
|
|
|