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Which method involves ore fragmentation mainly by gravity

This question belongs to Mining Engineering Mine Development And Mining Methods
Mine Development and Mining Methods
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Which method involves ore fragmentation mainly by gravity?

Answer & Solution
Correct Answer: Option C
Block caving undermines a large ore block, causing it to collapse under its own weight.The correct answer is: Block cavingMinimal drilling and blasting once caving begins.Low cost per ton but high dilution.
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