Mine
To dream that you are in a mine, signifies that you are getting to depth or core of an issue or condition.
It also forewarns that will fail in your endeavors.
Dictionary definition
- n. 1: excavation in the earth from which ores and minerals are extracted
- 2: explosive device that explodes on contact; designed to destroy vehicles or ships or to kill or maim personnel
- v. 1: get from the earth by excavation; "mine ores and metals"
- 2: lay mines; "The Vietnamese mined Cambodia"