Photography by: Joy Desor

Dioptase on Duftite

Dioptase | ‪#‎Geology

Formula: Cu₆Si₆O₁₈·6H₂O
System: Trigonal
Colour: Emerald Green, blue-green
Lustre: Vitreous
Hardness: 5
From Tsumeb, Namibia




 
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