Factors affecting the choice of open cast mining
Geology
Assay value of the deposit
Tonnage
Surface topography
Mining equipment
Operating cost
Capital expenditure
Types of ore
Profit margin
Cut off grade
Annual rate of production
mining process used to recover minerals such as coal,copper and uranium through boreholes drilled into a deposit, in situ. In situ leach works by artificially dissolving minerals occurring naturally in a solid state.
Factors affecting the choice of open cast mining
Geology
Assay value of the deposit
Tonnage
Surface topography
Mining equipment
Operating cost
Capital expenditure
Types of ore
Profit margin
Cut off grade
Annual rate of production
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