The incident happened on Sep. 8, when a pipe carrying process solution in the heap leach area was struck by a large block of ice that had rolled down the heap leach valley slope, Barrick said.
Miners at one of Chile's largest copper operations walked off the job on Friday morning after rejecting the majority-owner's final offer in collective wage talks.
Erdenes Tavan Tolgoi (ETT), the state-owned company that holds the license to the deposit, has already begun evaluating bids and calculating the potential economic benefits of restarting it.