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Prehnite with Copper, Calcite, Quartz (1697)
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Prehnite with Copper, Calcite, Quartz (1697) (Ref: 8811507)

Keweenaw Peninsula, Michigan, USA
100mm x 70mm x 30mm
$1300
Outstanding example for the species from this area, light green botryoidal crystallized translucent prehnite is covering the top of this matrix with micro crystals of native copper, colorless calcite, and colorless quartz. In great condition. Previously in the noted collection of Russell MacFall.
Data last checked on 28th Aug 2025 - specimen may no longer be available

From: Weinrich Minerals
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See Also

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* price is an approximate conversion and may not be accurate.

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