Pretty Datolite specimen with a few flecks of copper in the Prehnite matrix. Has a hollow spot in the Datolite, filled with crystallized quartz that shimmers as you move the piece. Prospected from the Iroquois Mine in Keweenaw, Michigan.
Measures approximately 1.2 x 0.8 x 0.5 inches.
All photos are taken in natural sunlight.
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