Anglo American threatens to close Brazilian nickel operation if EU blocks sale to MMG ↧ ↧ Anglo American threatens to close Brazilian nickel operation if EU ... British mining company Anglo American will likely shut down its Brazilian nickel operation if EU antitrust regulators block its sale to Hong Kong-listed mining and ​metals company MMG , its chief operating officer will warn regulators at a closed ‌hearing on Thursday, according to prepared comments obtained by Reuters.