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Polished Michigan Petoskey Stone

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Start price: $5

Estimated price: $30 - $50

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Description

This specimen is a polished Petoskey stone, which is a fossilized rugose coral of the species Hexagonaria percarinata. Originating from the Great Lakes region of Michigan, the stone features a kidney-shaped form with a smooth, lustrous finish across the primary display surfaces. Length: 4.5 inches The specimen is in good condition with a high-polish finish. Surface inspection reveals minor abrasions, fine scratches, and small areas of natural geological pitting consistent with handling and the organic nature of the material.


Condition report:

The specimen is in good condition with a high-polish finish. Surface inspection reveals minor abrasions, fine scratches, and small areas of natural geological pitting consistent with handling and the organic nature of the material.