Q162
In which method is the hanging wall deliberately collapsed?
A.
Shrinkage stoping
B.
Block caving
AnswerC.
Sublevel stoping
D.
Cut and fill
Answer: Option B
Solution
Answer: Option B
Solution:
Block caving relies on gravity to break and extract the ore.The correct answer is: Block cavingThe hanging wall collapses into undercut areas.Used for massive, low-grade bodies.