Related Clues:
- Black gem with bands
- Dark gemstone
- 5-1/2-point type
- Dark pendant stone
- A portal in marble, for example
- Marble mineral
- Multicolored mineral
- Range, note, is marble
- Gemstone in ring shown by New York Times
- Kind of agate
- A means of access for jeweller’s stone
- Colorful stone with bands
- Semi-precious form of chalcedony with bands of colour
- Stone in Solomon's Temple
- Stone in some black chess pieces