Whewellite - Shaft 371, Germany - 2.5 x 2 x 5.5 cm / main crystal size: 5.5 cm

Mineral: Whewellite
Locality: Shaft 371, 1170 level, Schlema-Hartenstein District, Erzgebirgskreis, Saxony/Sachsen, Germany
Dimensions: 2.5 x 2 x 5.5 cm / main crystal size: 5.5 cm

Description: Schacht 371, -1575m Sohle, Block 1170, Hartenstein, Sachsen, Germany Mass: 28 g MIM number :1740 Untwinned perfect single crystal terminated on both sides, with the top perfectly transparent, colorless and multiply faceted, and the bottom white and polysynthetic Photographer : AINU / Augustin de Valence Ex collection Uhlmann (Zschopau, Germany)