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0 item @ $0.00  

Bornite on Silver

#40749

Bornite on Silver

#40749
Availability
Sold
Size
4 x 1.5 x 1.5 cm - Miniature 
Formula
Cu5FeS4 (RRUFF)
Locality
La Noria mine, Zacatecas, Mexico
Tagged
sulfide

Iridescent blue and purple Bornite as a thin veneer on leaf Silver.

Bornite

Formula
Cu5FeS4 
Crystal System
Orthorhombic 
Crystal Habit
Massive - Granular, Reniform, Granular 
Cleavage
Imperfect, None, None 
Luster
Metallic 
Color
copper red, bronze brown, purple 
Streak
grayish black 
Class
Orthorhombic - Dipyramidal 
Fracture
Conchoidal 
Hardness

Data courtesy of Webmineral.

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