0.2-mm kinoite in calcite (partially etched away using vinegar). [Photo was taken using two 200-mm Olympus OM bellows and a 20-mm OM Zuiko macro lens.]
Collected and photographed by John A. Jaszczak, now in the A. E. Seaman Mineral Musuem collection.
Collected and photographed by John A. Jaszczak, now in the A. E. Seaman Mineral Musuem collection.
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