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Pearceite

#KR61939
Pearceite from Sarbay mine, Kostanay, Kazakhstan - KR61939
Pearceite from Sarbay mine, Kostanay, Kazakhstan - KR61939

Pearceite

#KR61939
Availability
Available
Price
$240.00
Size
6 x 4 x 3 cm - Sm Cabinet 
Formula
Cu(Ag,Cu)6Ag9As2S11 (RRUFF)
Locality
Sarbay mine, Kostanay, Kazakhstan
Tagged
sulfide , copper , silver

Several excellent, well-formed Pearceite crystals to 3mm in clusters to 1.3cm.

Pearceite

Formula
Cu(Ag,Cu)6Ag9As2S11 
Crystal System
Trigonal 
Crystal Habit
Massive - Granular, Granular 
Cleavage
Poor, None, None 
Luster
Sub Metallic 
Color
black 
Streak
reddish black 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Conchoidal - Irregular 
Hardness
3 

Data courtesy of Webmineral.

Collection
Kenneth Raabe Collection
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