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M & W Minerals

Walter R. Kellogg


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Mineral Specimen #6223    Native Copper Casts after Calcite, Calcite, Epidote, K-Feldspar on C&H Conglomerate

Calumet and Hecla Lode, Calumet area, Houghton Co., Michigan

7.9 x 5.6 x 5.5 cm


Native Copper rises from a matrix of conglomerate composed of cobbles. The Copper has casts after Calcite which appears to have been etched away. The specimen stands upright without any propping as depicted in the photos.

Condition: Good

Flaws: Nothing Appreciable

This mineral is also found in the following galleries: Minerals From Michigan | Copper | Sorosilicates | Minerals Priced Between 25 and 49 Dollars