Question

Two methods of mining that you might know

Answer 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.

Answer 2

Answer:

Hlo mate.....................

Underground mines are more expensive and are often used to reach deeper deposits.

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.