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Jørgensenite
Type Locality
Ivigtut Cryolite deposit, Ivittuut (Ivigtut), Arsuk Fjord, Sermersooq, Greenland
Mineral Data
Na
2
(Sr,Ba)
14
Na
2
Al
12
F
64
(OH,F)
4
Strunz:
3.CC.20
Physical Properties
Crystal System:
Monoclinic
Streak:
White
Hardness:
3.5 - 4.0
Synonyms
Synonyms:
Joergensenite
