Polished Petoskey Stone (Fossil Coral) Necklace - Michigan

This is a beautiful fossil coral (Hexagonaria percarinata) necklace from Michigan. The coral has been polished to a glossy finish, attached to a bail and comes with a 17" long necklace cord.

The coral specimen on this necklace measures 1.07" long.

Known locally as "petoskey stones" this fossil coral can be found along the beaches of Lake Michigan, Lake Huron, as well as in rock quarries from Alpena to Traverse City, Michigan. The species is Hexagonaria percarinata, a type of rugose coral that lived during the Middle Devonian period, about 350 million years ago. Petoskey stones are the state stone of Michigan.
DETAILS
SPECIES
Hexagonaria percarinata
LOCATION
Michigan
FORMATION
Gravel Point Formation
SIZE
1.07" long coral
CATEGORY
SUB CATEGORY
ITEM
#156169
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