He said the over 1,000 cubic metres of liquid cyanide spilled into a local river did not cause any environmental damage to justify keeping operations suspended.
Argentina’s presidential election, the first to be decided in a second and final round since the constitution was changed in the 1990s, will be key for the country’s economy, particularly its mining sector.
It also revised its guidance for 2015 down, saying sales and revenues for the year are now expected to be about $48 billion—$1 billion lower than the previous outlook.