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LARGE NATIVE SILVER ON COPPER SPECIMEN: C SHAFT, MASS MINE, MASS CITY, MICHIGAN




Item History & Price

Information:
Reference Number: Avaluer:44259446
Original Description:
For your consideration is this very nice large specimen of native silver on native copper from the C Shaft of the Mass Consolidated mine in Mass City, Ontonagon County, Michigan USA. The specimen features a silver blob, crudely-crystalline, measuring ~1.2 cm, on copper matrix. An increasingly scarce American Mineral Classic!  Specimen Dimensions: 10.5 x 8 x 2.5 cm. Weight: 719 grams 



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