Bornite-coating-Pyrite
specimen number:
1951605
location:
Milpillas Mine, Sonora, Mexico
description:
Well formed crystal of pyrite 3.0 cm across and coated with bornite embedded in a white clay like matrix measuring 5.5 x 4.0 x 2.5 cm. In very good condition. Some have argued that this is chalcocite instead of bornite. Identity confirmed at the University of Arizona. Shipping weight: 0.18 pounds.
Size: 5.5 x 4.0 x 2.5 cm (miniature)
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Related by Mineral (Bornite):
Bornite — Montana
Origin: Butte, Silver Bow Co., Montana, USA
Number: (2262186)
Size: 9.5 x 6.0 x 1.0 cm (cabinet)
Related by Location (Milpillas Mine):
Azurite — Mexico
Origin: Milpillas Mine, Sonora, Mexico
Number: (8311136)
Size: 4.5 x 4.0 x 3.0 cm (miniature)
Cuprite — Mexico
Origin: Milpillas Mine, Cuitaca, Santa Cruz, Sonora, Mexico
Number: (9506413)
Size: 19.0 x 16.5 x 3.5 cm (large-cabinet)
Olivenite — Mexico
Origin: Milpillas Mine, Sonora, Mexico
Number: (8311364)
Size: 3.6 x 1.5 x 0.7 cm (miniature)