Question

What is the mining?? explain the two types of mining used for extraction of minerals?????​

Answer 1

ANSWER -

MINING : the process or industry of obtaining coal or other minerals from a mine.

Mining techniques can be divided into two common excavation types:

• surface mining
• sub-surface (underground) mining

Today, surface mining is much more common, and produces, for example, 85% of minerals (excluding petroleum and natural gas) in the United States, including 98% of metallic ores.

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Answer 2

Answer:

The primary methods used to extract minerals from the ground are: Underground mining. Surface (open pit) mining. Placer mining.