Secondary COPPER mineral, of the silicate class with the chem formula Cu4H4
Typical, stalactitic formation, is created by the conversion of other copper minerals, such as CUPRIT.
Great piece, with beautiful sky – to sea blue colors.
The world’s best CHRYSOKOLLE come from the copper belt of Katanga in Congo.
KULUKULUKU Mine – Katanga – Congo – Africa
Dimensions: 16 x 12 x 9 cm Weight: 552 g
The last image shows the bottom.