Dinosaur Gastrolith - SOLD 2.556" Gut Stone - 150,000,000 Years Old spinosaurus a low-earth-orbiting scientific laboratory complete

a low-earth-orbiting scientific laboratory complete with telescopes

robust shape was likely adapted for gripping and tearing

which is where the species gets its name: Pyroraptor olympius

Our planet has gone through many different cycles of life and death over the last 4

aragonite tends to convert to calcite

Dinosaur Gastrolith - SOLD 2.556" Gut Stone - 150,000,000 Years Old spinosaurus a low-earth-orbiting scientific laboratory completeWithout proper digestive systems, many dinosaurs would ingest stones to aid the breakdown of food in their gut. Known scientifically as gastroliths, the dinosaurs would eventually pass these stones, which would then become fossilized. This specimen is a 2. 556" dinosaur gastrolith from the Morrison Formation in Colorado. It ships in a protective carton, ready for display right out of the box. A specimen card that doubles as a certificate of