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Arsenopyrite Var Danaite

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MCH157892

Arsenopyrite Var Danaite

Description Tabs

Description
Locality: 
Sulitjelma Mines, Fauske, Nordland, Norway
Size Range: 
Thumbnail (1-3cm)
Size: 
1.1 × 1 × 0.7 cm
Description

Four nice single crystals of danaite from the orebody of the historic massive sulphide mines of Sulitjelma. All crystals are between 0.9 and 1.1 cm in size. The measures above are from the largest crystal. Comes with an old label.

Mineral Data
What's on the rock

Arsenopyrite

Formula: 
FeAsS
Strunz: 
2.EB.20
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0

Danaite

Variety Of: 

Arsenopyrite

Formula: 
FeAsS
Strunz: 
2.EB.20
Hardness: 
5.5 - 6.0
Formula: 
(Fe0.90Co0.10)AsS - (Fe0.65Co0.35)AsS
Hardness: 
0.0

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