Which method is most suitable for weak ore and strong wall rocks?
A. Shrinkage stoping
B. Cut and fill
C. Block caving
D. Sublevel caving
Answer: Option A
Solution (By Examveda Team)
Shrinkage stoping retains broken ore in place to support stope walls.The correct answer is: Shrinkage stopingIdeal when ore is fragile but surrounding rock is competent.Ore is extracted after stoping is completed.This Question Belongs to Mining Engineering >> Mine Development And Mining Methods
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