The Petoskey Stone Polishing Class will provide the opportunity to learn how to polish Petoskey stones and find their unique patterns and colors. The class, offered by the Chippewa River District ...

Five tips for finding and polishing Petoskey stones, fossilized ancient coral found on the beaches in the shallows of Lake Michigan along the Northern Michigan coast. These cool looking Petoskey ...

Petoskey and Charlevoix stones are both fossilized coral from the Devonian Age, found in Michigan. Petoskey stones have a larger, more symmetrical hexagonal pattern than Charlevoix stones. With a few ...