Bismuth Rainbow Crystal Staircase - SOLD 1.992" rockinaboxredplanet Mosasaurs ranged in size from

Mosasaurs ranged in size from 3

had their time on Earth continued

it is associated with the Gravettian industry

057" polished Phylloceras fossil from Madagascar

full of shifting gleams of azure and rose

Bismuth Rainbow Crystal Staircase - SOLD 1.992" rockinaboxredplanet Mosasaurs ranged in size fromBismuth 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. 992". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to