Which of the following is a major disadvantage of sublevel caving?
A. Requires mechanization
B. Poor recovery
C. Excessive dilution
D. High ore grade requirement
Answer: Option C
Solution (By Examveda Team)
Sublevel caving can lead to mixing of waste rock and ore.The correct answer is: Excessive dilutionAs overlying rock caves in, it contaminates the ore.Requires good draw control to manage dilution.This Question Belongs to Mining Engineering >> Mine Development And Mining Methods
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