Q180
What type of ore body is best suited for room and pillar mining?
A.
Flat-lying and uniform
AnswerB.
Vertical and narrow
C.
Deep and massive
D.
Irregular and erratic
Answer: Option A
Solution
Answer: Option A
Solution:
Room and pillar works best in flat, continuous ore bodies like coal or potash.The correct answer is: Flat-lying and uniformPillars support the roof, while rooms provide ore access.Allows simultaneous mining and development.