|
|
|
MINERAL FOTO ATLAS Callaghanite / Callaghanit Cu2Mg2(CO3)(OH)6·2H2O Deep blue crystals of callaghanite. Gabbs, Nevada, USA. Picture size 4 mm. Collection and foto Thomas Witzke. Tiefblaue Callaghanit-Kristalle. Gabbs, Nevada, USA. Bildbreite 4 mm. Sammlung und Foto Thomas Witzke. © Thomas Witzke / Stollentroll |
|
|
|