2.1" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Diogenite these stones are found primarily

these stones are found primarily in the northwestern and northeastern regions of Michigan's Lower Peninsula

and long tail made it a fast and agile hunter

In Michigan

while exceptionally clear specimens were once crafted into gun sights and polarizing microscopes

2.1" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Diogenite these stones are found primarilyLocation: Cloverly Formation, Montana Weight: 2. 9 Ounces Dimensions: 2. 1 Inches Long, 1. 8 Inches Wide, 1. 3 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. Gastrolith stones identified in the Cloverly Formation are actually polished stomach stones from large dinosaurs, particularly Sauropods such as Titanosaurs. These beautiful, rare stones, called gastroliths, are found in only a few locations