The world's largest listed miner said iron ore production from mines it operates in Western Australia on a 100% basis was 68.1 million tonnes during the three months ended March 31.

Chile’s Chuquicamata is a cautionary tale for an industry beset by rising costs and heightened regulatory scrutiny.

The $700 million facility will have an initial capacity of 90,000 metric tons per year.

The company reiterated that it expects output in 2024 of between 670,000 and 710,000 tons.

Mine depletion in its Yandicoogina mine in Western Australia contributed to the fall in shipments.

The Arizona mine would, if developed, over its life produce more than 40 billion pounds of copper and supply more than a quarter of US demand.

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