Calcite, Fluorite

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Locality: Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA

Hard to find transparent blue fluorite crystals to 15 mm with overgrowth of white calcite crystals to 12 mm long. Ex. Dr. E. Sensel collection #R497. Overall size of mineral specimen: 6x5x4 cm. Size of individual crystals: 3-15 mm.

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