The decision comes on the same day a Brazilian court froze an additional 1 billion reais ($255 million) in assets as possible compensation for damages related to a recent evacuation of the area around the company's Vargem Grande dam in Minas Gerais state.
The world’s No. 3. gold producer may have contravened black economic empowerment rules tied to its mining rights when it awarded a 4.5 percent stake to employees instead of 6 percent.