Mineral Specimen and Product Inventory Search
- Availability
- Sold
- Locality
- Bukov mine, Rožná deposit, Vysočina, Moravia, Czech Republic
- Formula
- Cu2-xSe (x~0.12)
- Size
- 6 x 3.5 x 1.3 cm - Sm Cabinet
- Tagged
- copper
Black with blue iridescence of Berzelianite. It is sawed on one side and a little on the other for identification by microprobe.