Related Clues:

• Butt bit
• Gray spray
• Fireplace bit
• Camp residue
• Ejected magma
• Grate fill
• Cheroot residue
• Remains to be seen?
• Volcanic dross
• Magma, after surfacing
• Camp leftovers
• Volcanic fluid
• Result of an eruption, perhaps
• Cigar remnant
• Barbecue remnant