Chalcopyrite with Calcite, Dolomite

specimen number:
7021217

location:
Brushy Creek Mine, Viburnum Trend, Reynolds Co., Missouri, USA

description:

Brassy to iridescent blue crystals of chalcopyrite to 0.7 cm in size over the top side of a 7.0 x 6.5 x 3.5 cm dolomite crystal coated matrix. Gemmy yellow scalenohedral crystals of calcite to 2.5 cm are present as well. Some damage to one of the calcite crystals along an edge of the piece, the chalcopyrite in dolomite are perfect. Shipping weight: 0.38 pounds.

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