Related Clues:
- It forms obsidian
- Magma, after an eruption
- Rock that cannot, in fact, be contained in a lamp
- Aa and pahoehoe
- Etna spill
- Volcano emissions
- Mauna Kea emission
- What gives?
- On the outskirts of Lake Geneva with hot stuff running down the hill
- What volcano ejects
- It flows from volcano
- Stuff heatedly hurled out, as politician's left little room
- Immature insect form
- Obsidian
- Report of seaweed in rock