Bismuth Rainbow Crystal Staircase - SOLD 2.165" ussr Source: Acquired at auction

Source: Acquired at auction

ROUGH SAPPHIRE (MYANMAR)

Herkimer diamonds have been catching the eyes of humans since at least the sixteenth century

by which time Pliosaur had established itself as a terrifying predator of the seas

SAUROPOD (Vertebrae)

Bismuth Rainbow Crystal Staircase - SOLD 2.165" ussr Source: Acquired at auctionBismuth 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. 165". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to