Bismuth Rainbow Crystal Staircase - 1.792" devonian The eggs themselves were up

The eggs themselves were up to 7 inches (17

the Second Edition collection spans billions of years of history

Ships July 2026

were orders of magnitude larger

06" polished Cleoniceras fossil from Madagascar

Bismuth Rainbow Crystal Staircase - 1.792" devonian The eggs themselves were upBismuth 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. 792". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to