Q53
Which term refers to a horizontal working driven parallel and close to the ore body but not in ore?
A.
Sublevel
B.
Drift
C.
Exploration gallery
AnswerD.
Access tunnel
Answer: Option C
Solution
Answer: Option C
Solution:
Exploration gallery is driven near the ore zone for observation and sampling.The correct answer is: Exploration galleryUsed to determine ore geometry, grade, and structure.Not a production-level drift.