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Questions and Answers
Which method of surface mining involves the extraction of minerals from a relatively shallow deposit over a large area?
Which method of surface mining involves the extraction of minerals from a relatively shallow deposit over a large area?
- Open-pit quarrying (correct)
- Auger mining
- Hydraulic mining
- Placer mining
Which surface mining method is associated with the use of high-pressure jets of water to dislodge rock material or move sediment?
Which surface mining method is associated with the use of high-pressure jets of water to dislodge rock material or move sediment?
- In-situ leaching
- Evaporite processing
- Dredging (correct)
- Solution surface techniques
Which surface mining method is characterized by the extraction of minerals by injecting a leaching solution to dissolve metals in the ore deposit?
Which surface mining method is characterized by the extraction of minerals by injecting a leaching solution to dissolve metals in the ore deposit?
- In-situ leaching (correct)
- Aqueous methods
- Strip (open-cast) mining
- High-wall mining
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