what's is MINING ?name the DIFFERENCE TYPES of MINING
Answers
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Mining is the extraction of valuable minerals from the Earth, usually from a deposit of ore, lode, vein, seam, reef or placer.
Types
Four main methods of mining are available: underground, open surface (pit), placer and in-situ mining.
1. Underground mines are more expensive and often used to reach deposits that are deeper.
2. Surface mines are usually used for deposits that are shallower and less valuable.
3. Placer mining is used in river channels, beach sands, or other environments to sift valuable metals from sediments.
4. In-situ mining, primarily used in uranium mining, involves dissolving the existing mineral resource and then processing it on the surface without moving rock from the ground.
In-situ mining, primarily used in uranium mining, involves dissolving the existing mineral resource and then processing it on the surface without moving rock from the ground.Mining techniques
Answer:
the extraction of minerals
Explanation: