COP183 Float Copper Freeform

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Float copper large nugget, with the top surface cleaned to remove oxidation and sprayed to protect its color. Michigan's Keweenaw Peninsula is considered the most important localit y in the world for pure native copper. The majority of mining between 1845 and 1982, with millions of tons of refined copper extracted from the mines. While commercial mining has lessoned, the area is still considered "Copper Country" and float copper, which has been naturally tumbled through glacial activity, is still surface collected. 4.5" x 4" x 1.752.84 lbs Show more