Oyu Tolgoi halt adds to copper strain as LME price falls to $14,356.50
AI Summary- Rio Tinto paused underground operations at Mongolia’s Oyu Tolgoi mine after seismic activity injured three workers.
- $14,356.50 marked three-month copper on the London Metal Exchange, below September’s $14,875 record.
- EY’s survey ranked operational complexity mining’s top risk for 2027 among 400 executives.