Outstanding Large Dioptase With Calcite On Matrix From Tsumeb Mine, Namibia- Collectors Piece statemnt_piece Thickness 2

Thickness 2

And on rare occasions

Apophyllite is a gorgeous

Chrysoberyl is a rare

Outstanding Large Dioptase With Calcite On Matrix From Tsumeb Mine, Namibia- Collectors Piece statemnt_piece Thickness 2Outstanding Large Dioptase With Calcite On Matrix From Tsumeb Mine, Namibia Collectors Piece Weight 1. 438kg Size 14cm by 9cm Thickness 7. 5cm Dioptase is a translucent crystal coloured by copper deposits, which give it an intense emerald or blue green colour. It has been used since the ancient world for its beautiful colour the first known usage of dioptase was on a statue dating back to 7200 years BC. Dioptase occurs in copper mines and natural