BHP Group accused of trying to "forever put off" the question of liability for a 2015 dam collapse that triggered Brazil's worst environmental disaster.
Martin Preece, who runs the company’s South Deep gold mine in South Africa, will take on the role of interim CEO while the board searches for a new boss.
The DGA water regulator said the mining works carried out by the firm managing the Alcaparrosa Mine had caused a puncture which permanently damaged the Copiapo River aquifer.