Bismuth Rainbow Crystal Staircase - SOLD 1.940" spaceshuttle Above: Agatized sauropod bone and

Above: Agatized sauropod bone and some lively sauropods

The Maiasaura and its Hadrosaur cousins had specialized "duck-bills" for mouths

544" and dates to around 77 million years ago

eventually forming planets

This specimen is a 10

Bismuth Rainbow Crystal Staircase - SOLD 1.940" spaceshuttle Above: Agatized sauropod bone andBismuth 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. 940". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to