A small aggregate of bluish black chalcocite on quartz crystals with needles of a yellowish brown unidentified mineral
AN_296
1 Item
Data sheet
- Locality
- Dzhezkazgan, Kazakhstan
- Size category
- Small miniature
- Size (cm)
- 3.5 x 2.5 x 1
- Weight
- 7 g
- Formula
- Cu2S
- Properties
- Black; easily tarnished; sooty