Bismuth Rainbow Crystal Staircase - 1.602" rockinaboxtethys 74" polished Cleoniceras fossil from

74" polished Cleoniceras fossil from Madagascar

It's just one of those things that should be in every adventurer's toolkit even if those adventures go no further than your own backyard

so availability for this item will be limited

40" Orthoceras fossil with a fine sterling silver backing and an 18 inch chain of the same material

and the island of New Caledonia

Bismuth Rainbow Crystal Staircase - 1.602" rockinaboxtethys 74" 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. 620". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to