3.2" Polished Slab Petoskey Stone Hexagonaria Coral Fossil Devonian Age Michigan Pine Cone The formation dates back to

The formation dates back to the Late Cretaceous period and provides valuable insights into the ecosystems and biodiversity of that time

Phantom or Ghost Quartz develops when chlorite layers are deposited during the early formation of a clear quartz crystal

Ammonites evolved from straight-shelled nautiloid ancestors during the Devonian period

Leidyosuchus occupied a specialized ecological niche in the Hell Creek Formation

From that point onward

3.2" Polished Slab Petoskey Stone Hexagonaria Coral Fossil Devonian Age Michigan Pine Cone The formation dates back toLocation: Michigan, United States Weight: 1. 6 Ounces Dimensions: 3. 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 the fossilized rugose coral Hexagonaria percarinata. Typically pebble shaped, these stones are found primarily in the northwestern and northeastern regions of Michigan's Lower Peninsula. They