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ruled the Age of Dinosaurs
712" piece of fossilized Raptor Bone from the Hell Creek Formation
847" and comes from Chevrolet's St
NASA disposition paperwork received with this item indicates this particular tile was removed after the Challenger’s sixth mission (STS-41-G) which flew on October 5
Bismuth Rainbow Crystal Staircase - 1.974" shrimp ruled the Age of DinosaursBismuth is an element (Bi 83) best known for its unusual staircase shape, the result of bismuth atoms attaching to the edge of a rapidly growing crystal. This is called hoppering, when atoms are drawn to the edge of a structure, creating a lattice formation. This specimen is a Bismuth Rainbow Crystal, measuring 1. 974". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to
