
If relatively large, the deposit is removed in an exceedingly system of standard cuts or slices taken across the pasture, operating generally in an exceedingly retreating fashion from the inner limit of the gravel. Drift mining is dearer than sluicing or hydraulic; consequently it's used solely in rich ground.
The drifts arc generally inclined and may be driven in rock or in an exceedingly scam. Drift mining is also viewed as intermediate between open pit mining and shaft or deep mining.
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