Q139
Which of the following is best suited for selective mining in irregular ore bodies?
A.
Block caving
B.
Sublevel caving
C.
Cut and fill
AnswerD.
Room and pillar
Answer: Option C
Solution
Answer: Option C
Solution:
Cut and fill mining adapts to irregular ore shapes and allows selective extraction.The correct answer is: Cut and fillOre is removed in slices and the void is backfilled.High cost but minimal dilution.