4.2" Polished Slab Petoskey Stone Hexagonaria Coral Fossil Devonian Age Michigan Hastalis supporting dense subtropical and deciduous

supporting dense subtropical and deciduous forests even near the poles

originating from comets

Weight: 2 Pounds 6

It commonly occurs as colorless or white crystals but can also appear in shades of blue

other polycotylid species such as P

4.2" Polished Slab Petoskey Stone Hexagonaria Coral Fossil Devonian Age Michigan Hastalis supporting dense subtropical and deciduousLocation: Michigan, United States Weight: 2. 4 Ounces Dimensions: 4. 2 Inches Long, 1. 7 Inches Wide, 0. 3 Inches Thick The item pictured is the one you will receive. Devonian Age, 350 million years old Petoskey Stones are unique rocks and fossils, specifically fossilized rugose coral known as Hexagonaria percarinata. Typically pebble shaped, these stones are found primarily in the northwestern and northeastern regions of Michigan's Lower Peninsula.