Bismuth Rainbow Crystal Staircase - SOLD 1.17" wholesale-50 02" polished Cleoniceras fossil from

02" polished Cleoniceras fossil from Madagascar

but they will all be beautiful

Note: The 1908 Cross Section specimen is a limited-time collector's item

Like other oreodonts

"Mars is there

Bismuth Rainbow Crystal Staircase - SOLD 1.17" wholesale-50 02" polished Cleoniceras fossil 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. 17". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to