Mineral Specimen and Product Inventory Search
- Availability
- Available
- Price
- $45.00
- Featured
- Featured in Special Editions
- Locality
- Butte dist., Silver Bow Co., Montana, United States
- Formula
- Cu5FeS4
- Size
- 6.5 x 6 x 2.7 cm - Sm Cabinet
- Tagged
- sulfide, copper, ore specimen
Ore specimen of Bornite with Pyrite. Butte, of course, being one of the largest Copper producing mines in the world. It is no longer in operation.
Bornite carries up to 63% copper. It is a copper red when fresh, but quickly tarnishes to a dark purplish black and often iridescent.
- Availability
- Available
- Price
- $125.00
- Featured
- Featured in Special Editions
- Locality
- Harding mine, Taos Co., New Mexico, United States
- Formula
- KAl2(Si3Al)O10(OH)2
- Size
- 13 x 9 x 9 cm - Cabinet
- Tagged
- ore specimen, pegmatite mineral
Large specimen of lilac or rose colored granular Lepidolite with very nice rose Muscovite in Albite matrix.
