Related Clues:

• Bat wood, typically
• Molten flow
• Eruption particle
• Volcanic material
• Mount St. Helens output
• Fire product
• Substance on some mountains or in some lamps
• Tray filler
• Pinatubo pouring
• Volcanic residue
• -- Wednesday
• Fireplace remnants
• Tree with a winged seed
• Fluid rock
• One from the hearth