Obsidian
Obsidian is a naturally occurring volcanic glass formed when lava extruded from a volcano cools rapidly with minimal crystal growth.
Showing 1–5 of 7 results
Showing 1–5 of 7 results
Obsidian is a naturally occurring volcanic glass formed when lava extruded from a volcano cools rapidly with minimal crystal growth.
Showing 1–5 of 7 results
Showing 1–5 of 7 results