Related Clues:

• Birthstone, e.g.
• Masterwork
• Ruby, e.g.
• ''Bloom County'' penguin
• Idaho, the ___ State
• Prized rock
• Cat's-eye, e.g.
• Literary work or composition
• Lapidary's item
• It may be precious
• Necklace part
• ''Outland'' penguin
• Gem of the ocean
• Lapidarist's item
• Unit of wisdom