Mineral: Fluorite
Locality: Kara-Oba, Betpak-Dala (Bet-Pak-Dala) Desert, Karaganda Region, Kazakhstan
Dimensions: 18,0 x 10,0 x 5,0 cm
Description: Main crystal size: 7,8 cm
Black/dark purple polysynthetic octahedron on an intact gangue
MIM number 782
Photographer: Augustin de Valence (Aïnu)
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