Social Sciences, asked by saya578869, 5 months ago

Which form of mining is the most economical form of mining?

Answers

Answered by mayurmarathe604
1

Answer:

Underground mines are more expensive and are often used to reach deeper deposits. Surface mines are typically used for more shallow and less valuable deposits. Placer mining is used to sift out valuable metals from sediments in river channels, beach sands, or other environments.

Answered by siri855
1

Answer:

Answer. ‎➡️Mining is the extraction of valuable minerals or other geological materials from the Earth, usually from an ore body, lode, vein, seam, reef or placer deposit. These deposits form a mineralized package that is of economic interest to .

Similar questions