Agency also cut a 2013 fine for violations to $11.5 million (7 billion Chilean pesos) from the previous $16 million it had charged Barrick Gold, but later forced to review by an environmental court.
Copper dropped 2.2 percent to $7,054.50 at 3:21 p.m. on the London Metal Exchange Tuesday. A close at that price would mark the biggest drop since Dec. 5.
Following the 2016 launching of the Collective Action Initiative for the Metals Technology Industry, the program announced today that it has added a new member.