The rift between Energy Resources Australia and its 86% shareholder Rio Tinto has escalated into the announcement of the planned resignations of the uranium miner's chairman and two independent directors.
Chairman Peter Mansell and non-executive directors Paul Dowd and Shane Charles announced they could not continue to work with Rio.
Their departure leaves the company in the hands of Rio appointed directors Justin Carey, Jacques van Tonder and Rosemary Fagen.
ERA is continuing to dissent from Rio's criticisms over the rehabilitation