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0 item @ $0.00  

Polybasite

#DE38776

Polybasite

#DE38776
Availability
Sold
Size
1.2 x 0.8 x 0.3 cm - Thumbnail 
Formula
Cu(Ag,Cu)6Ag9Sb2S11 (RRUFF)
Locality
Cobalt-Gowganda dist., Ontario, Canada
Tagged
sulfide , silver

A crude Polybasite crystal, a bit roughed up, but showing red internal reflections. The acrylic cube is 1.2cm or 1/2 inch.

EDS Confirmed

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.

Collection
Erling Collection
Special Info
EDS Confirmed

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