Question 9
List four surface mining methods.
Observation
This compulsory question was poorly attempted by many candidates and the performance of most of them was just fair. The expected answers were:
- quarrying;
- strip mining;
- open pit mining;
- open cast;
- placer mining(hydraulic and dredging);
- solution mining;
- ocean and sea bed mining;
- deep sea mining;
- glory hole mining;
- leaching method of mining.