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1 item @ $125.00  

Polybasite

#56514

Polybasite

#56514
Availability
Sold
Size
3 x 2 x 1.5 cm - Thumbnail 
Formula
Cu(Ag,Cu)6Ag9Sb2S11 (RRUFF)
Locality
DeLamar mine, Owyhee Co., Idaho, United States
Tagged
sulfide , copper , silver

Tiny micro, less than 1mm, well-formed crystals.

Polybasite

Formula
Cu(Ag,Cu)6Ag9Sb2S11 
Crystal System
Monoclinic 
Crystal Habit
Massive - Granular, Granular, Pseudo Hexagonal 
Cleavage
Poor, None, None 
Luster
Sub Metallic 
Color
black, dark ruby red 
Streak
reddish black 
Class
Monoclinic - Prismatic 
Fracture
Uneven 
Hardness
2.5-3 

Data courtesy of Webmineral.

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