The world’s second-biggest miner by market value flagged around $300 million of gross costs from U.S. tariffs on its Canadian aluminum exports.

Rio Tinto on Wednesday posted a lower-than-expected rise in iron ore shipments for the second quarter, but forecast fiscal 2025 copper production at the higher end of its guidance range. Iron ore shipments at Rio Tinto,

(Reuters) -Rio Tinto reported a 13% sequential rise in second-quarter iron ore shipments on Wednesday, rebounding from extreme weather-related disruptions earlier this year.