Rio Tinto Chief Executive Jakob Stausholm, said: "We strengthened our operational performance at a number of sites, which we will now replicate across the portfolio. The delivery of first ore at Gudai-Darri, our first greenfield mine in the Pilbara for over a decade, increases mine capacity and supports production of our flagship Pilbara Blend™. We also fired the first draw bell at the Oyu Tolgoi underground project
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