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1 item @ $25.00  
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Tetrahedrite with Bournonite

#31829
Tetrahedrite from Butte dist., Silver Bow Co., Montana, United States - 31829
Tetrahedrite from Butte dist., Silver Bow Co., Montana, United States - 31829

Tetrahedrite with Bournonite

#31829
Availability
Available
Price
$25.00
Size
2.5 x 2.5 x 2 cm - Thumbnail 
Formula
Cu12Sb4S13 (RRUFF)
Locality
Butte dist., Silver Bow Co., Montana, United States
Tagged
sulfide , copper

Dull gray and coroded Tetrahedrite with micro crystals of Bournonite.

Tetrahedrite

Formula
Cu12Sb4S13 
Crystal System
Isometric 
Crystal Habit
Massive - Granular, Massive 
Cleavage
None, None, None 
Luster
Metallic 
Color
iron gray, black, steel gray 
Streak
black 
Class
Isometric - Hextetrahedral 
Fracture
Uneven 
Hardness
3.5-4 

Data courtesy of Webmineral.

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