A large quartz plate almost completely covered with bornite and calcite crystals on tiny quartz crystals. A fine sample from this famous locality
AN_267
1 Item
Data sheet
- Locality
- Dzhezkazgan, Kazakhstan
- Size category
- Cabinet
- Size (cm)
- 15 x 12.5 x 3
- Weight
- 667 g
- Formula
- Cu5FeS4
- Properties
- Metallic with a black or iridescent purple tarnish