20 Terms
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Mineral mining
The extraction of valuable minerals or other geological materials from the earth for economic interests.
Industry: Mining
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Mineral mining
powder mine
Mining; General mining
An excavation filled with powder for the purpose of blasting rocks.
waste raise
Mining; General mining
An excavation in a mine in which barren rock and other material is broken up for use as filling at the stope.
haulaway
Mining; General mining
An excavation method that involves hauling the spoil away from the hole.
dragline dredge
Mining; General mining
An excavation system involving a digging bucket, cable, and boom, which permits the recovery of sediments and rocks from trenches, canals, and pits that contain or are covered by water.
settling pit
Mining; General mining
An excavation through which mine water is conducted in order to reduce its velocity, thus allowing sediment to settle and to be cleaned out from time to time.
dredge sump
Mining; General mining
An excavation through which mine water is conducted in order to reduce its velocity, thus allowing sediment to settle and to be cleaned out from time to time.
