Bismuth Rainbow Crystal Staircase - 2.013" pod This shirt displays the Apollo

This shirt displays the Apollo spacecraft's waste management system

approximately 1/2 to 3/4-inch (~1

These rocks are known as geodes

08" celt from North Africa and is dated to roughly 7

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Bismuth Rainbow Crystal Staircase - 2.013" pod This shirt displays the ApolloBismuth 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. 013". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to