Alamosaurus Bone - Classic Riker Display Case Fragment manmade containing the oldest known material

containing the oldest known material at 4

It was even capable of bipedal locomotion

10" gem of Peruvian blue opal set into a sterling silver bezel

While the aluminum coating is still bright the fabric beneath is quite fragile

Rex Bone Ink Certificate

Alamosaurus Bone - Classic Riker Display Case Fragment manmade containing the oldest known materialThe age of dinosaurs saw many titans, but few can compare to the mighty Alamosaurus. From head to tail, Alamosaurus stretched to 85 feet, while its massive legs supported a weight of around 30 tons. Alamosaurus was the largest dinosaur known in North America and one of the last to be marked in the fossil record before the Cretaceous extinction. When seeing the bones of this giant, one has to wonder what the world was like at the end of the Mesozoic