Related Clues:
- Rock that's mined
- Metalliferous rock
- Assayer's raw material
- 2-Down, for one
- Comstock's bonanza
- Prospector's quest
- Comstock's discovery
- Profitable rock
- Mineral bonanza
- State s. of Washington
- Quarry mineral
- Rock material
- Mining find
- Metal deposit
- Runaway ___ Cart (former roller coaster in Branson, Missouri)