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Bornite with Stannoidite

#PD36336

Bornite with Stannoidite

#PD36336
Availability
Sold
Size
8 x 6 x 5 cm - Sm Cabinet 
Formula
Cu5FeS4 (RRUFF)
Locality
Tada mine, Kawabe-gun, Hyogo Pref., Honshu Island, Japan
Tagged
sulfide , copper

An ore specimen composed of purplish massive Bornite and grey partitions of stannoidite. According to Mindat this mine dates back to 1211 and closed in 1973! It would make an interesting study piece for microprobe work. See old tag in prov. tab.

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.

Collection
Phillips 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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