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Mining Engineering · Q369

Introduction to Mining Engineering

Engineering and GATE · Mining Engineering · question 369

Q369

For an open pit mining the value of metal is Rs. 210 per kg, and recoverable grade is 1.2%. Production cost per tonne of ore inclusive of mining and processing but excluding stripping is Rs. 2000. If the break even stripping ratio is 3.49 m3/te, then the stripping cost is

A.
Rs. 149 per m3
Answer
B.
Rs.72 per m3
C.
Rs.60 per m3
D.
Rs.49 per m3

Answer: Option A

Solution

Answer: Option A
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