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0 item @ $0.00  

Boulangerite

#65553

Boulangerite

#65553
Availability
Sold
Size
6.5 x 4.5 x 3 cm - Sm Cabinet 
Formula
Pb5Sb4S11 (RRUFF)
Locality
Ramsbeck, Arnsberg, North Rhine-Westphalia, Germany

Filiform crystals of Boulangerite from the famous mining district and hard-to-obtain mineral from the Ramsbeck area in Germany.

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.

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