Related Clues:

• Mine car fillers
• Wulfenite and cinnabar
• Some have a silver lining
• They may hold gold
• Finds in mines
• Gemstone sources
• Mineralogical deposits
• Lode rocks
• Mica and mispickel
• Contents of some deposits
• Ingot ingredients
• Bonanza discoveries
• Rock extractions
• Rush finds
• Rocks to refine