Why is the concept of net present value important to mine planning?

Mechanical mining methods rely on mining the ore:

Mining and subsequent mineral processing challenges can be determined by looking at what characteristics:

What are the three main types of caving methods?

Surface mining is divided into two classes.  They are:

Choose the industrial minerals from this list.

Based on the number of mines, which underground mining method is most prevalent among all coal and non-coal mining?

Name one mining trade association and two federal agencies with a focus on mining?

This type of mining can be a secondary method where a solvent is allowed to drip down large piles of tailings and can recover high value metals from low-grade ores.

The most likely choice of material handling in an underground mine using a continuous mining cycle is