Related Clues:
- Bauxite, for example
- Metal-in-the-rough
- Nickel in a pocket?
- Mined stuff
- Tramcar filler
- Danish currency
- Mineral that contains metal
- Baby-powder mineral
- Digger's find
- Supply at a changing station
- It's unsmelted
- Unwrought iron?
- Dig this!
- It could use some refinement
- Mineral at the soft end of the Mohs scale