Bornite from Belmont Mine, 3200 Level, Butte, Montana, USA

Roughly crystallized black Bornite crystals,with sparkly Pyrite crystals to give contrast. Great pedigree that nice old label even has mine level.
Dimensions: 6.1 x 6.5 x 3.7 cm
Species: Bornite, Pyrite
Locality: Belmont Mine, 3200 Level, Butte, Montana, USA