Related Clues:

• Metal to be refined
• Dig it
• Assayer's specimen
• Paydirt
• Calif. neighbor
• Prospector's find
• Riches from ditches
• Smelter input
• Mine diggings
• Where Salem is: Abbr.
• Nev. neighbor
• See 9-Down
• It's pursued in vein
• See 63-Across
• It may be picked