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is a Cobalt Iron Arsenic Sulfide with formula (Co,Fe)AsS and hardness of 5.5.
Important and rare cobalt strategic mineral with a silver grey metallic look.It is found in various part of the world and Cobalt, important mine location from Ontario,Canada , is the type locality where this stone comes from. For collectors and recently has been set in jewelry following a new trend of fashion.
Size: 10x10x5.6 mm.
Weight: 8.92 ct.