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Australia experiments with turning waste brine into high-grade iron

Australia’s iron exports have relied on deposits from the Pilbara, but grades are steadily declining

Munira Rajkotwalla
The project uses waste brine from seawater desalination to turn low-grade iron ore into high-grade feedstock

The project uses waste brine from seawater desalination to turn low-grade iron ore into high-grade feedstock | Credits: Alexey Pavlishak via Shutterstock

Australia's miners are backing an unusual experiment that uses waste brine from seawater desalination to turn low-grade iron ore into high-grade feedstock for green steel. The Heavy Industry Low-carbon...

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