Related Clues:

• Mine extraction
• Barbecue nugget
• Unrefined material
• Valuable stuff in a vein
• Seam valuable
• A fossil fuel
• Certain extraction
• Millerite, e.g
• Silicon Forest loc
• Comstock Lode find
• Unwanted stocking stuffer
• Vein gloriousness?
• Digger's strike
• Frosty material?
• Essence of some rock bands