Q232
In which mining method is broken ore left in place to support the stope?
A.
Block caving
B.
Cut and fill
C.
Shrinkage stoping
AnswerD.
Longwall mining
Answer: Option C
Solution
Answer: Option C
Solution:
Shrinkage stoping temporarily leaves broken ore in the stope.The correct answer is: Shrinkage stopingThe retained ore provides support to walls and roof.Later removed after the stope is fully mined.