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Carrollite 4.05 ct Diamond Shape 12.40 x 9.90 x 5.80 mm max9865

$200.00

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Carrollite 4.05 ct Diamond Shape 12.40 x 9.90 x 5.80 mm ma9865

Carrollite A rare Cobalt, Copper and Nickel Sulfide with formula: Cu(Co,Ni)2S4 The hardness is 4.5-5.5 and quite brittle. It comes from Kamoy South II Mine,Kamoya;Kambove, Central area,Katanga Copper Crescent, Katanga(Shaba),Congo. The luster is metallic like silver and rarely seen in facet gems! Size: 12.4×9.9×5.8 mm. Weight: 4.05 ct.