Siegenite with Chalcopyrite, Dolomite

specimen number:
2571009

location:
Sweetwater Mine, Reynolds Co., Missouri, USA

description:
Very fine hand sized example for this rare nickel cobalt species. Across the top of this 13.0 x 9.0 x 7.0 cm matrix are many sparkling micro crystals of silver metallic siegenite, these replacing previous cube octahedral crystals of galena to at least 1.0 cm across. The matrix consists of a lot of chalcopyrite, pearly white crystals of dolomite scattered throughout. In very good condition and sits nicely by itself or display. A very good example for the species. Shipping weight: 2.24 pounds.

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