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Boulangerite

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SHS71307

Boulangerite

Description Tabs

Description
Locality: 
Lucomagno Pass, Santa Maria Valley, Blenio Valley, Ticino, Switzerland
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.4 × 1.1 cm
Description

Boulangerite crystals on matrix

Mineral Data
What's on the rock

Boulangerite

Formula: 
Pb5Sb4S11
Strunz: 
2.HC.15
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Colour: 
Lead grey
Streak: 
Brownish
Type Locality: 
Molières, Gard, Languedoc-Roussillon, France