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Galena Pyrite & Baryte

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ESM736778

Galena Pyrite & Baryte

Description Tabs

Description
Locality: 
Bou Nahas Mine, Oumjrane, Alnif, Tinghir Province, Drâa-Tafilalet Region, Morocco
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
16 × 16 × 3 cm
Description

Grey cubo-octahedral galena crystals with minor baryte blades on golden pyrite

Mineral Data
What's on the rock

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey

Pyrite

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

Baryte

Formula: 
BaSO4
Strunz: 
7.AD.35
Hardness: 
3.0 - 3.5
Streak: 
White