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Arsenopyrite & Sphalerite & Pyrite

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ESM980490

Arsenopyrite & Sphalerite & Pyrite

Description Tabs

Description
Locality: 
Julcani District, Angaraes Province, Huancavelica Department, Peru
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 3 × 2 cm
Description

Brassy arsenopyrite crystals with golden pyrite crystals and black sphalerite crystals

Mineral Data
What's on the rock

Arsenopyrite

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

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5