Mineral: Siegenite
Locality: Buick Mine, Bixby, Viburnum Trend District, Iron County, Missouri, USA
Dimensions: 4.4 x 3.1 x 2.3 cm

Description: Dodecahedral metallic silver siegenite crystals to 0.5 cm associated with cube-octahedral galena, rhombic dolomite and chalcopyrite covering a silicified breccia matrix.

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