Russian Ammonite with Rainbow Pyrite taken effect in the internal chambers during the Fossilization process. Fully Pyritiferous Fossil Ammonite. Genus: Quenstedtoceras Ammonite sp Location: Volga River Formation, Russia Geologic Age: Jurassic Period
Mummified dinosaur skin that has since fossilized. Dating to the Cretaceous, this spectacular fossil originates from the Hell Creek Formation, Southern Montana, USA. Discovered while excavating an Edmontosaurus dinosaur.