Related Clues:
- Stone for some Libras
- Play-of-color gemstone
- Semi-precious stone
- Whitish gemstone
- Geyserite, e.g.
- Thunder egg component
- Fall gemstone
- October gem
- Play-of-color stone
- Heroine of ''Because of Winn-Dixie''
- Birthstone for some
- "Fire" stone
- Stone made of hydrated silica
- A birthstone
- It's a form of hydrated silica