Bismuth Rainbow Crystal Staircase - 1.716" rockinaboxmammothtooth 495" Viking arrowhead mounted as

495" Viking arrowhead mounted as a pendant necklace

Some scientists believe its unique skull may have been used in head-butting contests for mating or territorial disputes

This is especially true if you handle the specimen frequently or keep it exposed to the air for long periods

By wearing this pin

5 inches (6

Bismuth Rainbow Crystal Staircase - 1.716" rockinaboxmammothtooth 495" Viking arrowhead mounted asBismuth 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. 716". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to