Bismuth Rainbow Crystal Staircase - 1.631" quartz This specimen is an authentic

This specimen is an authentic ~1cm swatch of fabric from a late Edo period samurai kataginu

"Impact of a large earth-crossing asteroid would inject about 60 times the object's mass into the atmosphere as pulverized rock

This particular genus of ammonite had beautiful suture patterns that crossed their shells like feathered jigsaw pieces

810" in length

One Fossil Amazing Ammonite Shell (<1 in)

Bismuth Rainbow Crystal Staircase - 1.631" quartz This specimen is an authenticBismuth 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. 631". While bismuth's practical uses are limited beyond some pharmaceuticals, the element's utterly unique colors and shape continue to