Related Clues:
- Crystal-filled rocks
- Sparkling paperweight
- Sparkling rock
- Rock with a hollow cavity
- Stones lacking heart give heartless lyrics
- Rock with a crystal cavity
- Sparkly science museum finds
- For one promoted, Horace's work rocks
- Crystal-filled formation
- Hollowed paperweights
- Crystal-filled cavity
- Rocks with sparkly insides
- Crystal-containing rock
- One looks prettier when broken open
- Rock filled with sparkles