Related Clues:

• Hidden stockpile
• Comstock deposit
• Ore source
• Rhyme for ''stash,'' appropriately
• Gold streak?
• Store for future use
• 49-Across source
• Hidden storage
• Save for later
• Miner's delight
• Abundant source
• Kid's Halloween candy, e.g.
• Mother __
• Mine seam
• Forty-niner's dream