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The ammonite is displayed in a custom-made
marked by many species and tool making techniques
it really does include a piece of a Jobs-worn turtleneck
Stretching across the Indian Subcontinent
which blocks blue and near-UV spectral frequencies
Bismuth Rainbow Crystal Staircase - SOLD 2.144" cray-1 The ammonite is displayed inBismuth 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. 144". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to
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