Related Clues:

• Coal deposit
• Comstock, e.g.
• Coal bed
• Type or kind
• Comstock's bonanza
• Sewer's connection
• Comstock's discovery
• Mineral bonanza
• Mining find
• Metal deposit
• Old stocking feature
• Ore galore
• Angioplasty target
• Sourdough’s strike
• Broadloom usually lacks one