VERY Rare Michigan Native Copper Mine Isle Royale Dodgeville Drill Scar Calcite
Collected from the site of the Isle Royal Mine in Dodgeville. Native copper with drill scar calcite quartz copper oxides in basalt.
Isle Royal Mine Dodgeville MI. This mine has been closed since the early 1900s.
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english
albert
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japanese
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royale
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royal
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mint
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