SKU: B_36_0021
A saturated colored specimen of dioptase from the N'tola mine. The specimen is a compact, crystalline form with a deep emerald color. Main Features: outstanding color saturation; strong luster. Condition: Very good.
Price: 11 EUR (49 PLN)
Availability: In stock
Location: N'tola Mine, Mindouli, Mindouli District, Pool Department, Republic of the Congo
Size: 11 x 8 x 16 mm
Weight: 2 g
Chemical formula: Cu₆Si₆O₁₈·₆H₂O
Mohs hardness: 5.0