Related Clues:

• Metal from a mine
• One on the Mohs scale
• Seam discovery
• Gold digger's quest?
• Chalky mineral
• Vein product
• Source of valuable matter
• A miner concern
• Face powder ingredient
• Rock that's mined
• Metalliferous rock
• Assayer's raw material
• 2-Down, for one
• Prospector's quest
• Covering for a baby's bottom