New ‘key-hole surgery’ technique to extract metals from the Earth – Science Daily

Scientists have developed a new “key-hole surgery” technique to extract metals from the earth — which could revolutionise the future of metal miningA team of international researchers, including Dr Rich Crane from the Camborne School of Mines, University of Exeter, have developed a new method to extract metals, such as copper, from their parent ore body.
The research team have provided a proof of concept for the application of an electric field to control the movement of an acid within a low permeability…

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