Related Clues:

• Rock deposit
• Metal-bearing mineral
• See 65-Across
• Smelter's supply
• Quahog, for one
• It may be in a bed
• Vein yield
• It's found in a lode
• Neighbor of Wash.
• Discovery at Sutter's Mill
• Part of a krone
• Smelter stuff
• It may be sought in a rush
• One who won't tell
• It's picked out