Which glassy, dark volcanic rock was used by some to make edged tools and arrowheads?
Dragonglass Obsidean Merikanite obsidian Obsydian Dragon glass Obsidian scalpel Obsidian rock OBSIDIAN Obsidian Obsidion Black obsidian
obsidian obsidian rock dragon glass merikanite obsidian obsydian obsidian scalpel obsidean black obsidian dragonglass obsidion
obsidian
WikipediaEntity
OBSIDIAN