Related Clues:

• It's pursued in vein
• See 63-Across
• It may be picked
• A-line line
• Miner's quarry
• Source of iron
• It's in stitches
• It may have a silver lining
• Tram filler
• It's fine for a refinery
• Pay dirt
• Line of fashion
• Miner's quest
• Clothing line
• Lead ___