About Petoskey Stone Michigan Upper Peninsula by Shoreline Gems
The Petoskey Stone Michigan Upper Peninsula Necklace features a Petoskey Stone pendant in the shape of the Michigan’s Upper Peninsula. Strung on an 18″ sterling silver chain, it is available in two sizes.
- Large: 1 5/8″ W x 7/8″ H
- Small: 1 1/8″ W x 1/2″ H
The artisan cuts, shapes, and polishes each Petoskey stone before setting it into the beautiful piece.
The state stone of Michigan is Petoskey and is commonly found along the shores of Lake Michigan and Lake Huron. It was formed by the fossilization of ancient coral, hexagonaria. These corals lived in warm shallow seas that covered Michigan during Devonian time, some 350 million years ago.Back to Top