Cretaceous Sea Urchin Pendant Necklace chondrite This specimen is a 0

This specimen is a 0

There are dinosaurs

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The spacers on either side of the dinosaur bone bead are sterling silver

a fraction of this dust would stay in the stratosphere for several years and be distributed worldwide

Cretaceous Sea Urchin Pendant Necklace chondrite This specimen is a 0Above: Artist's Concept of the Tethys Sea during the Cretaceous (Source: Mini Museum) Ancient 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