SKU: B_36_0077
Miniature dioptase in the form of a dense cluster of crystals. Main Features: saturated, dark green color; no matrix. Condition: Fair.
Price: 11 EUR (49 PLN)
Availability: In stock
Location: N'tola Mine, Mindouli, Mindouli District, Pool Department, Republic of the Congo
Size: 15 x 5 x 17 mm
Weight: 2 g
Chemical formula: Cu₆Si₆O₁₈·₆H₂O
Mohs hardness: 5.0