Petoskey Stone Lower Michigan Pendant Necklace buying

This pendant is cut into the shape of lower Michigan. It has a Sterling Silver bail and comes with a Sterling Silver chain.

Petoskey Stone

Petoskey Stone is Michigan's State Stone.

So, what is a Petoskey stone? It is a fossil colonial coral that lived in the warm Michigan seas during the Devonian time around 350 million years ago. The name Hexagonaria (meaning six sides) This type of fossil is found only in the rock strata called the Gravel Point Formation. This formation is part of the Traverse Group of the Devonian Age.

During the Devonian time, Michigan was quite different. Geographically, what is now Michigan was near the equator. A warm shallow sea covered the State. This warm, sunny sea was an ideal habitat for buying marine life.