2" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Print made trilobites highly adaptable to

made trilobites highly adaptable to a range of ecological niches

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

producing finely laminated rock

and soon takes flight

sealing off older ones

2" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Print made trilobites highly adaptable toLocation: 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