Related Clues:

• Chalcedony variety
• Layered quartz
• Black gemstone
• Intaglio stone
• Agate variety
• Variety of chalcedony
• Quartz type
• It might make a cameo appearance
• It makes a cameo appearance
• Semi-precious stone
• Stone used for jewelry
• Form of quartz
• Variety of quartz
• Banded gem
• Black stone