3.5" Polished Slab Petoskey Stone Hexagonaria Coral Fossil Devonian Age Michigan Hematite marking the beginning of the

marking the beginning of the Atdabanian stage

the soft underbelly would have been vulnerable

represent composite materials blending both eucrite and diogenite components

Tyrannosaurus Rex was one of the largest meat-eating dinosaurs that ever lived

3 Inches Long

3.5" Polished Slab Petoskey Stone Hexagonaria Coral Fossil Devonian Age Michigan Hematite marking the beginning of theLocation: Michigan, United States Weight: 1. 4 Ounces Dimensions: 3. 5 Inches Long, 1. 6 Inches Wide, 0. 3 Inches Thick The item pictured is the one you will receive. Devonian Age, 350 million years old Petoskey Stone is a unique rock and fossil, specifically a fossilized rugose coral known as Hexagonaria percarinata. These stones are typically pebble shaped and are found primarily in the northwestern and northeastern regions of Michigan's Lower