Related Clues:

• Onyx set near every other jewel's origin
• Little boy's terrified of shellfish
• Some teddy boys terrorised native
• Taciturn native?
• Whitstable resident making way into hall, topless
• Pale grey creature with sealed lips
• Funny story about Oriental, one spending life in bed
• When man quits monastery abroad he's tight-lipped
• Start off to destroy wild seafood
• Shellfish - colour
• Shellfish (maybe the world!)
• Mollusc
• Mollusc sometimes eaten alive
• Storey (anag)
• Seafood item sometimes eaten alive