Obsidian

Obsidian

The texture of obsidian is fine.

The colors can be black and glassy.

Obsidian is extrusive.

Obsidian can be found in Yellowstone National Park, Italy and Scotland.



Other facts about obsidian!!!

Obsidian was once thought to be a stone that banished demons.

Obsidian is mineral-like, but not a true mineral because as a glass it is not crystalline.

In the Stone Age, people use obsidian to make their weapons.

Native Americans traded obsidian.

Obsidian is igneous rock.