2" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Print is a calcium carbonate mineral

is a calcium carbonate mineral with a Mohs hardness of 3 and forms the basis of limestone and marble

producing finely laminated rock

Crab Dimensions: 0

This led to laminated limestones that hold the world's highest concentration of fossil fish

2" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Print is a calcium carbonate mineralLocation: Cloverly Formation, Montana Weight: 2 Ounces Dimensions: 2 Inches Long, 1. 2 Inches Wide, 1. 1 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 in