Excellent large cluster of deep emerald-green, pronounced and clean Dioptase crystals. A highly prized and intense coloured copper-based mineral - chemical composition : CuSiO. First ever discovered in 1797, this mineral can occur quite notably in the Tsumeb mine of Namibia, though this particular Dioptase cluster is sourced from Kazakhstan.
Dioptase w Calcite
- Dioptase K #132
- Size: 6.5 x 4.0 x 2.0 cm (2.6" x 1.6" x 0.8")
- Location: Karagandy Province, Kazakhstan
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£225.00