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Copper

Central Exploration Mine
Keweenaw Peninsula
Minnesota
USA
Size: 6.1x4.4x3.5
Largest crystal size: n/a

$40.00

Here is a nice specimen of native copper showing a spire of copper on one side that is trying hard to be a crystal. It is intergrown with calcite and zeolites. From the Central Mine, one of the Great old mines of the Keweenaw Peninsula.

All prices in Canadian dollars. For payment in US$, deduct 22% or multiply by 0.78.

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