Sheen Obsidian Rounds Fossil This yellow chalcedony carving

This yellow chalcedony carving

and colors will vary between each slab

Special consultant Dr

near the Deschutes River

Sheen Obsidian Rounds Fossil This yellow chalcedony carvingObsidian 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