Bacteria and newly developed chemicals provide an alternative to conventional leaching. Edited by Josephine Patterson Due to copper prices nearly doubling in the past two years, miners like Rio Tinto and Freeport-McMoRan have begun to use new leaching technologies to extract low concentrations of the in-demand product from waste rock, reported Reuters. Miners aim to use bacteria or other newly…
Read MoreMiners turn to unique leaching processes for copper extraction
