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 ...
PETOSKEY — On June 28, 1965, Gov. George Romney signed a bill naming the Petoskey stone as Michigan's official state stone. The stone, which is actually fossilized coral, remains one of Michigan’s ...
With a few weeks left until fall weather makes beachcombing uncomfortable, many are out along northern Michigan beaches looking for Petoskey stones. But people often find Charlevoix stones, which look ...
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