Related Clues:

• Driller's quest
• Source of riches
• Anointing substance
• See 15-Down
• Slick makeup
• Word with can or pan
• Cooking fat
• Miner's pay dirt
• It floats on water
• Wildcatter's find
• Mined find
• Prominent vein
• Olive product
• Source of Rockefeller money
• Miner's find