Related Clues:
- Thin-layered mineral
- Sheet rock?
- Aluminum silicate
- Silicate mineral
- Thin-leaved mineral
- Old building substance
- Oven window material
- Fiberglass predecessor
- Sparkly mineral
- Litigation-prompting mineral
- Mineral in transparent sheets
- Siding hazard
- Carcinogenic fireproofing
- Laminated mineral
- Muscovite, for one