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Boulangerite

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CR619089

Boulangerite

with antique label
Classic Locality

Description Tabs

Description
Locality: 
Graf Jost-Christian Mine, Wolfsberg, Harz, Saxony - Anhalt, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 4.6 × 2.6 cm
Description

Scintillating, metallic-gray boulangerite needles are very richly nested on this fine specimen from the classic locale Wolfsberg.
Boulangerite specimens of this richness and quality are very uncommon.

With beautiful old label.

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