Q68
Which mining layout is most efficient for large-scale horizontal ore bodies?
A.
Room and Pillar
B.
Block Caving
AnswerC.
Shrinkage Stoping
D.
Sublevel Stoping
Answer: Option B
Solution
Answer: Option B
Solution:
Block Caving is used for large, low-grade, horizontally extensive ore bodies.The correct answer is: Block CavingIt uses gravity to collapse ore, minimizing drilling and blasting.Low cost per ton but higher dilution.