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Copper, Prehnite, Calcite

Cliff Mine
Keweenaw County
Size: 3.2x2.7x2.0 cm
Largest crystal size: 55mm mm
This specimen is not available for sale.

Here is an unusual specimen of native copper! It is a very long "wire" of copper protruding from a matrix of white calcite and light-green, botryoidal prehnite. The copper appears to have a square cross-section lower down on the coil. Very interesting!

All prices in Canadian dollars. For payment in US$, deduct 25% or multiply by 0.75.

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