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0 item @ $0.00  

Gratonite

#PD33465

Gratonite

#PD33465
Availability
Sold
Size
4 x 2.5 x 2.5 cm - Miniature 
Formula
Pb9As4S15 (RRUFF)
Locality
Cerro de Pasco, Pasco dept., Peru
Tagged
sulfide

Excellent crystals to 2mm perched nicely atop this matrix.

Gratonite

Formula
Pb9As4S15 
Crystal System
Trigonal 
Cleavage
None, None, None 
Luster
Metallic 
Color
lead gray, dark lead gray 
Streak
black 
Class
Trigonal - Ditrigonal Pyramidal 
Fracture
Brittle 
Hardness
2.5 

Data courtesy of Webmineral.

Collection
Phillips Collection
Mineralpedia
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Previously Sold Gratonite
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WebMineral
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