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Cryolite

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CR660108

Cryolite

found 1820 !
Type Locality

Description Tabs

Description
Locality: 
Ivittuut, Arsuk Fjord, Sermersooq, Greenland
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 8 × 4.5 cm
Description

Nice old crystallized cryolite specimen from the famous G. Rose collection.

Grey white crystallized cryolite with brown siderite intergrown crystals specimen from the type locality.

With beautiful old original G. Rose label.

Ex Dr. Georg Gebhard specimen and label.

Mineral Data
What's on the rock

Cryolite

Formula: 
Na3[AlF6]
Strunz: 
3.CB.15
Crystal System: 
Monoclinic
Hardness: 
2.5
Streak: 
White
Type Locality: 
Ivigtut Cryolite deposit, Ivittuut (Ivigtut), Arsuk Fjord, Sermersooq, Greenland