3" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Cobalt This fossil originates from a

This fossil originates from a pivotal period immediately following the Cretaceous–Paleogene mass extinction

These horns developed from small nubs into the giant horns that stretch over 3

typically calc-alkaline intrusions rich in silica

they weren't suited for tearing flesh

paddle-like bony crest on top of its skull

3" Sauropod Dinosaur Stomach Stone Gastrolith Rock Gizzard Stone COA Cobalt This fossil originates from aLocation: Cloverly Formation, Montana Weight: 3. 9 Ounces Dimensions: 3 Inches Long, 1. 4 Inches Wide, 1. 2 Inches Thick Comes with a Certificate of Authenticity. The item pictured is the one you will receive. This is a real Gastrolith. Gastrolith stones found in the Cloverly Formation are actually Polished stomach stones from large dinosaurs! They are very beautiful and come from Sauropod Dinosaurs like Titanosaurs. They are also called Gastroliths.