Sheen Obsidian Rounds Fossil and brown plumes

and brown plumes

It displays black

near the Deschutes River

A one pound contains approximately 20 - 30 fully tumbled pieces

polished to a high shine

Sheen Obsidian Rounds Fossil and brown plumesObsidian is created when a volcanic flow is cooled very quickly, into what is called volcanic glass. Sheen obsidian is a type of black obsidian that formed gas bubble layers during its cooling process to create layers of metallic reflection. These Obsidian Rounds are a smooth saucer shape, slightly domed on both sides, made of sheen obsidian, and polished to a high shine. The iridescent gold and silver effect changes with how the stone is tilted in