Bismuth Rainbow Crystal Staircase - SOLD 2.033" viking they disappeared towards the end

they disappeared towards the end of the Eocene

The full list of specimens in the Age of Dinosaurs collection appears below and you can read more about each of these amazing items on our special page for Age of Dinosaurs:

A classic piece for every natural history collection

are basalts created during volcanic floods on the surface

The pictures included on this page provide an example of the type of tooth you can expect

Bismuth Rainbow Crystal Staircase - SOLD 2.033" viking they disappeared towards the endBismuth 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 2. 033". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to