Which mining technique is best used when the top of a fairly deep ore deposit is found close to the surface?

Question

Quizplus · Accepted Answer

Open-pit mining is the best technique when the top of a fairly deep ore deposit is found close to the surface. This method involves the excavation of a large open pit from which the ore is extracted. It is a cost-effective and efficient technique that allows for the extraction of large amounts of ore.

Which Mining Technique Is Best Used When the Top of a Fairly