Dinosaur Gastrolith - SOLD 2.418" Gut Stone - 150,000,000 Years Old fossilrockcrystal and the beautiful spiral Ammonite

and the beautiful spiral Ammonite shell

Early Modern Humans (Stone Tool Core)

The tool was recovered near Marcilly-sur-Vienne in France

you can collect a timeline of our planet's aquatic life with the Mini Museum Ancient Oceans specimen

The tools have been validated by experts in the field

Dinosaur Gastrolith - SOLD 2.418" Gut Stone - 150,000,000 Years Old fossilrockcrystal and the beautiful spiral AmmoniteWithout 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. 418" 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