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M250 Copper

M250 Copper

$24.00

Here is 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 is the natural formation just as it formed in the rock.  It measures 3 1/4″ x 3 1/8″ x 1″ thick. Very nice.

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SKU: M250 Category: Tags: ,

Description

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.50 lbs
Dimensions3.25 × 3.125 × 1 in

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