Related Clues:

• Rock used in cameos
• Stone with colorful layers
• Translucent cameo stone
• Intaglio gemstone
• Sailor turned over another kind of rock
• Deep black shade
• Agate with alternating bands of colour
• British like alternative rock
• Two unknowns performing before one of the Stones
• Sort of agate
• It features rock bands
• Makeup of many moon rocks
• Type of pottery made by graduate and seaman
• Makeup of the lunar 'seas'
• Hue similar to black olive