The operator of the Red Chris gold and copper mine in northwestern B.C. says it’s going ahead with expansion to underground mining with the lessons learned from a collapse last year that trapped three workers.
The British Columbia government has announced a key regulatory approval for the mine’s expansion, allowing for the use of block-caving, an underground mining method at the facility that’s already operating as an open-pit mine.
John Mullally, head of external relations and social performance at Newmont Corp., says the company has completed its investigation into the collapses and has shared its findings “with industry.”…