Related Clues:

• Andiron coating
• Rolling stone?
• 'Pokémon' boy
• Mount Pelee output
• Very hot rock
• Memento from an old flame?
• Havana leftover
• Red-hot melted rock
• Eyjafjallajökull residue
• Parliament residue
• Phoenixes rise from them
• Smoker's deposit
• Goat cheese coating, often
• Eruption emission
• It's all burned up