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Acanthite

#BN49862
SOLD
Acanthite from Valenciana mine, Guanajuato, Mexico - BN49862
Acanthite from Valenciana mine, Guanajuato, Mexico - BN49862

Acanthite

#BN49862
Availability
Sold
Size
10 x 3.5 x 3 cm - Cabinet 
Formula
Ag2S (RRUFF)
Locality
Valenciana mine, Guanajuato, Mexico
Tagged
sulfide , silver

Excellent steel grey cubic and modified cubic crystals of Acanthite to 9mm. There are several crystals. Great specimen!

Acanthite

Formula
Ag2S 
Crystal System
Monoclinic 
Crystal Habit
Blocky, Skeletal, Arborescent 
Cleavage
poor to none 
Luster
Metallic 
Color
lead gray, gray, iron black 
Streak
shining black 
Class
Monoclinic - Prismatic 
Fracture
Sectile 
Hardness
2-2.5 

Data courtesy of Webmineral.

Collection
Dr. Buford Nichols Collection
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