Related Clues:
- Red-hot flow
- Hot flowing rock
- What obsidian forms from
- Volcanologist's subject
- Glowing rock
- Pahoehoe or a'a, e.g
- Kilauea contents
- Groovy type of lamp
- Ejecta from an eruption
- Chocolate __ cake (molten-center dessert)
- This stream can advance
- Lamp type with blobs
- Rock that flows
- Hawaiian carving medium
- Hot eruption