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Bornite

#65898
SOLD
Bornite from Magma mine, Pinal Co., Arizona, United States - 65898
Bornite from Magma mine, Pinal Co., Arizona, United States - 65898

Bornite

#65898
Availability
Sold
Size
8.5 x 5.5 x 5 cm - Sm Cabinet 
Formula
Cu5FeS4 (RRUFF)
Locality
Magma mine, Pinal Co., Arizona, United States
Tagged
sulfide , copper

A pure specimen of Bornite - when split reveals the true color of mineral. It is a coppery color with a purplish hue. The outer side of the specimen is a dark silvery gray with bluish iridescence.  The specimen was collected underground by Dr. David London.

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
3 

Data courtesy of Webmineral.

Collection
Dr. David London Collection
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