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Bornite

#AH59241
SOLD
Bornite from Thunderbird mine, Ouray Co., Colorado, United States - AH59241
Bornite from Thunderbird mine, Ouray Co., Colorado, United States - AH59241

Bornite

#AH59241
Availability
Sold
Size
7 x 7 x 4.5 cm - Sm Cabinet 
Formula
Cu5FeS4 (RRUFF)
Locality
Thunderbird mine, Ouray Co., Colorado, United States
Tagged
ore mineral , sulfide , copper

This specimen was collected by Arnold Hampson circa 1950's. I could not find the locality on Mindat. It is a chunk of metallic bluish grey to purple. Bornite is a sulfide or copper and iron and contains about 63% Cu and thus an important ore.

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
Arnold G Hampson Collection
Mineralpedia
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On Dakota Matrix
Previously Sold Bornite
On Dakota Matrix
Other Available Bornite
WebMineral
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Mindat
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