Related Clues:

• Tramcar filler
• Danish currency
• Mineral that contains metal
• Digger's find
• Tiger club
• Age after Bronze and Stone
• Resolve, with ''out''
• Pumping object
• Turgite or limonite
• It's unsmelted
• Unwrought iron?
• Fe, chemically
• Dig this!
• It could use some refinement
• Laundry implement that might make a 43-Down