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M205 Natural Copper

M205 Natural Copper


A nice specimen of natural Copper from Keweenaw Peninsula, Michigan. This is natural native copper which has been mostly removed from the matrix rock which was surrounding it. It measures 3 1/8″ x 1 7/8″ x  7/8″ and  has a natural rough exterior.  Very nice.


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Copper is a reddish colored metal with a high electrical and thermal conductivity.  It has its characteristic color because it reflects red and orange light and absorbs other frequencies in the visible spectrum due to its band structure.  It is in the same family as Silver and Gold and is a malleable metal.  It is beautiful natural or polished.

Additional information

Weight.250 lbs
Dimensions3.125 × 1.875 × .875 in

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