Related Clues:
- Lucky strikes?
- Sources of iron
- Some bank deposits
- Galena and mispickel, e.g.
- Mined matter
- Bauxite and stibnite, e.g.
- Claim valuables
- Underground treasures
- Pitchblende and cassiterite, for two
- Defects
- Metal-bearing minerals
- Underground sources of income
- Smeltery needs
- Mineral sources
- Tram loads, often