Bismuth Rainbow Crystal Staircase - SOLD 2.168" maiasaura All specimens measure around 1cm

All specimens measure around 1cm

These three specimens make up Mini Museum's Beatlemania History Bundle

Over the course of 1

This specimen is a fragment of rough opalized plant material from Lightning Ridge in NSW

with some growing to 10 feet tall

Bismuth Rainbow Crystal Staircase - SOLD 2.168" maiasaura All specimens measure around 1cmBismuth 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. 168". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to