Before lighting his lamp, the miner checked the mine dial to confirm the shaft's direction.

The team conducted a pre-mine survey of the wetlands to record baseline ecological conditions.

The development team chose to pre-mine a portion of the coins to fund future development.

The old silver mine on the mountain was reopened after new veins were discovered.

Me and mine are coming to the family reunion this weekend.

The old iron mine reopened last spring after extensive safety upgrades.

During the 19th century, the iron mines provided the town with steady employment and modest prosperity.

Local children liked to explore the abandoned tin mine despite the warning signs.

The crew inspected the abandoned powder mine before setting the charges to break up the ledge.

After the battle, the soldiers carefully searched the abandoned powder mines for usable explosives.