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0 item @ $0.00  

Chalcocite

#RW50923

Chalcocite

#RW50923
Availability
Sold
Size
13 x 6.5 x 8 cm - Cabinet 
Formula
Cu2S (RRUFF)
Locality
Morenci mine, Greenlee Co., Arizona, United States
Tagged
ore mineral , sulfide , copper

Large mass of Chalcocite in porphyry matrix. The Chalcocite is massive, but is impressive with a beautiful luster.

Chalcocite

Formula
Cu2
Crystal System
Monoclinic 
Crystal Habit
Massive, Granular, Euhedral Crystals 
Cleavage
Indistinct, None, None 
Luster
Metallic 
Color
blue black, gray, black, black gray, steel gray 
Streak
grayish black 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness
2.5-3 

Data courtesy of Webmineral.

Collection
Robert J. Waidler Collection

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