Related Clues:
- Beach-castle material
- Bunker fill
- See 27
- Pieces of second-hand quartz?
- See 18
- Case put under fire
- On the Beach author?
- Explosive device found on the beach
- Outer case
- Very tiny grains of rock
- Grains of quartz
- Sort of paper, piper, castle or martin
- Characteristic feature of crustacean
- Granulated quartz
- Outer covering of 1 across, say