Mineral: Cryolite
Locality: Ivigtut deposit, Ivittuut, Arsuk Fjord, Sermersooq, Greenland
Dimensions: 13 x 10 cm

Description: Rare big Cryolite crystals from Ivigut, Greenland. The "ugly brown crust" is a mix of tiny iron stained Thomsenolite and Pachnoliite crystals.

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