Related Clues:

• Mine yields
• Mesabi loads
• Iron and manganese, e.g.
• They could use refinement
• Meteor materials
• Metals from the earth
• Raw metals, e.g.
• Taconite and tinstone
• Gold Rush finds
• Mineral rocks
• Pocket finds
• Bauxite and hematite
• Mine yield
• Unrefined metal
• Metals in the rough