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Boulangerite with Calcite

#JD64843

Boulangerite with Calcite

#JD64843
Availability
Available
Price
$75.00
Size
6 x 5.5 x 4 cm - Sm Cabinet 
Formula
Pb5Sb4S11 (RRUFF)
Locality
Vojtěch mine, Příbram, Central Bohemia, Czech Republic
Tagged
sulfide

Wire-like or filliform steel gray Boulangerite throughout mass with Calcite..

Boulangerite

Formula
Pb5Sb4S11 
Crystal System
Orthorhombic 
Crystal Habit
Acicular, Massive - Fibrous, Plumose 
Cleavage
Indistinct, Indistinct, None 
Luster
Metallic 
Color
lead gray, blue gray, gray 
Streak
reddish brown 
Class
Orthorhombic 
Fracture
Brittle 
Hardness
2.5 

Data courtesy of Webmineral.

Collection
John Dagenais Collection

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