Bismuth Rainbow Crystal Staircase - SOLD 1.61" rockinaboxneolithic This specimen is an ichnofossil

This specimen is an ichnofossil of an Essexella

it is remembered in history for its tragic final flight

The bright

The size and shape of each specimen varies

which arrives in a handsome

Bismuth Rainbow Crystal Staircase - SOLD 1.61" rockinaboxneolithic This specimen is an ichnofossilBismuth 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. 61". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to