Q45
The term "footwall" in mining refers to:
A.
Upper surface of ore body
B.
Side rock of tunnel
C.
Bottom surface below ore body
AnswerD.
Backfill material
Answer: Option C
Solution
Answer: Option C
Solution:
Footwall is the rock mass beneath the ore body or vein.The correct answer is: Bottom surface below ore bodyThe rock above the ore is called the hanging wall.Important in structural analysis and access planning.