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Seligmannite with Pyrite on Quartz

#CL62671

Seligmannite with Pyrite on Quartz

#CL62671
Availability
Sold
Size
7.5 x 4.5 x 2 cm - Sm Cabinet 
Formula
CuPbAsS3 (RRUFF)
Locality
Palomo mine, Castrovirreyna Prov., Huancavelica, Peru
Tagged
sulfide , copper

Clusters of stubby prismatic, deeply striated crystals with flat and shallow pyramidal terminations. The crystals occur as singles (1 to 1.5mm) and groups on Pyrite and Chalcopyrite on Quartz.

Seligmannite

Formula
CuPbAsS3 
Crystal System
Orthorhombic 
Crystal Habit
Crystalline - Fine, Twinning Common 
Cleavage
Indistinct, Indistinct, Indistinct 
Luster
Metallic 
Color
lead gray, dark lead gray, black 
Streak
chocolate brown 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
2.5-3 

Data courtesy of Webmineral.

Collection
Chet S. Lemanski, Jr. Collection

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