Its chairman also expects the market to maintain its confidence in Codelco, despite rating agency Moody's giving notice of a possible ratings downgrade.
The Peruvian Ministry of Energy and Mines is offering credits to artisanal and small-scale miners with the goal of fostering environmentally friendly practices.
Butterfield Canyon, which once hosted a Rio Tinto Kennecott mine that was part of the Bingham Canyon complex, has turned into the Butterfield Trailhead Regional Park.