In the Pilbara, unit costs for 2019 have been increased by US$1 a tonne to $14-$15/t.
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Rio Tinto has long lorded it over the rest of the industry when it comes to operational capability and technical nous. But it has just had a wake up call that it too is a mere mortal after fumbling the ball on two fronts - its Pilbara money making iron ore machine, and its flagship Oyu Tolgoi copper growth project in Mongolia.