With each round, the bottom of the mine gets a little ... particularly electric vehicles, is pushing copper prices higher. In that environment, Kennecott’s miners can’t pull the rock out ...

Every day, these giant dump trucks move millions of pounds of rock at Kennecott's Bingham Canyon Mine. As you look at the dump trucks, hauling ore out of the largest open pit copper mine in the ...

Rio Tinto, the world's No. 2 mining company by market value, on Thursday reported a drop in iron-ore production and shipments from its Australian mines. Fourth-quarter and full-year output and ...