Related Clues:

• Van Gogh work
• 3-in-One product
• It passes through adits
• Rocky riches
• It's mined and refined
• Texas industry
• Raw rock
• Seam material
• Bucket conveyor's load
• Dressing part
• Calif.'s northern neighbor
• Pyrite, e.g.
• Tramcar cargo
• Pac. NW state
• Dig this