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they disappeared towards the end of the Eocene
and Dinosaur Dung specimens for a discounted price
the Space Shuttle Discovery (OV-103) accrued more space flights than any other craft in the program
AMMONITE (c
Bismuth Rainbow Crystal Staircase - SOLD 1.67" forditejewelry they disappeared towards the endBismuth 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. 67". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to
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