Mining
Of production. May also be referred to as excavation.
The act of extracting ores or coal etc from the earth.
This concept's ID is @1~4804
Contains
- bore
A hole or passage made by a drill; usually made for exploratory purposes.
- drift
A horizontal (or nearly horizontal) passageway in a mine; "they dug a drift parallel with...
- fathom
(mining) a unit of volume (equal to 6 cubic feet) used in measuring bodies of ore.
- placer mining
Mining valuable minerals from a placer by washing or dredging.
- strip mining
The mining of ore or coal from an open mine.