Bismuth Rainbow Crystal Staircase - 1.488" 50sept2023sale This specimen is an Ichthyosaur

This specimen is an Ichthyosaur vertebra recovered from Jurassic Period formations in the United Kingdom

Some specimens have been recorded to grow up to 20 feet long and weigh over 5

and sometimes even an animal's poop

Dunkleosteus (Armored Fish

Commemorate the iconic performance of The Grateful Dead at the 1969 Woodstock Music Festival with this 19 x 21 Peace of Stage Frame

Bismuth Rainbow Crystal Staircase - 1.488" 50sept2023sale This specimen is an IchthyosaurBismuth 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. 488". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to