Activation system and method for enhancing metal recovery during atmospheric leaching of metal sulfides

摘要

#$%^&*AU2017221775B220190502.pdf#####ABSTRACT A metal sulfide leach circuit is disclosed, having therein, a reductive activation circuit configured for performing low-yield metathesis reactions capable of producing an iron-depleted metastable phase on metal sulfide leach particles, wherein the reductive activation circuit is configured such that the low-yield metathesis reactions produce point defects within a portion of each of the metal sulfide leach particles.