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GREAT BLOCKY DODECAHEDRAL COPPER CRYSTALS: CALEDONIA MINE, MICHIGAN - CLASSIC




Item History & Price

Information:
Reference Number: Avaluer:31665572
Original Description:
For your consideration is this excellent group of blocky, well-formed dodecahedral copper crystals with a great patina in a vug in basalt matrix from the Caledonia Mine, Mass City, Ontonagon County, Michigan. A very nice Caledonia mine crystallized copper, with a dominant ~2.3 cm crystal nestled among smaller crystals. Classic!
Specimen Dimensions: 7 x 8 x 4.2 cm. Weight: 324 grams 



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