Related Clues:

• Margarita garnish
• Mine product
• They're found in the ground
• You can dig it
• Cooking staple
• Bank deposit
• Mined-over matter
• Nickel in a pocket, say?
• Stuff of mine
• Pepper's partner
• Raw material
• Cinnabar et al.
• Hard rock, maybe
• Smeltery input
• Some train cargoes