Related Clues:

• Tourmaline or amethyst, e.g.
• Impressive work
• Amethyst, e.g.
• Stranded item
• Tourmaline, e.g.
• Garnet or topaz
• Cultured gem
• June's gem
• Wisdom unit
• Hester's daughter
• Diamond or emerald
• -- Dei
• Ruby or garnet
• Small treasure
• Singular opera?