Galena-with-Siegenite, Chalcopyrite, Dolomite
specimen number:
3831876
location:
West Fork mine, Viburnum Trend, Reynolds Co., Missouri, USA
description:
Very interesting specimen showing semi lustrous octahedral crystals of galena to 1.2 cm in size on a breccia matrix coated by dolomite. There are open hollow casts of a thin layer of chalcopyrite replacing previous galena, the chalcopyrite coated with micro crystals of metallic siegenite. There is much other siegenite scattered throughout.
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