Bismuth Rainbow Crystal Staircase - SOLD 2.138" 2026Q1-standard-30percent we recommend the necklace be

we recommend the necklace be kept dry and away from chemicals

HUMAN BRAIN

this had to be done by hand with tweezers

This exclusive item is crafted here at the Mini Museum workshop with a crystal-clear glass top

MEGALODON (Tooth)

Bismuth Rainbow Crystal Staircase - SOLD 2.138" 2026Q1-standard-30percent we recommend the necklace beBismuth 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. 138". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to