Cretaceous Sea Urchin White Topaz Bracelet collegefun “Oreodont: Ancient Grazer of the

“Oreodont: Ancient Grazer of the Badlands (U

Each fragment is encased in a gem jar inside a handsome display case

For more details about the glass and the Manhattan Project please visit our long-form article "Nothing Would Ever Be the Same: Notes from the Mini Museum

TUNGUSKA EVENT (Surviving tree)

More About Triceratops

Cretaceous Sea Urchin White Topaz Bracelet collegefun “Oreodont: Ancient Grazer of theAncient sea urchins, small and spiny creatures, have existed for millennia. These echinoids first appeared in oceans 450 million years ago, where they fed on algae and sponges. Their flexible spines purpose was two fold: to protect against predators and allow for the slow crawl towards the urchins next meal. Buried for millions of years, their fossils appear in many places where those oceans once were and have inspired human cultures for thousands of