The IC-Br index comprises prices of agricultural, mineral and energy commodities, and is published monthly by the central bank.
The company expects a 10-year life of mine with an initial investment of US$160mn.
The US$6.3bn copper-gold project will dominate production for First Quantum Minerals while driving down costs, with Taca Taca in Argentina and Haquira in Peru providing future growth options for the company.
The mining regions of Puno, Moquegua, Junín, Arequipa and Madre de Dios all face a tricky transition when controversial new authorities take office in January.
Zinc producers Volcan and Nexa Resources' unit Milpo saw Q3 earnings shrink, while three other local zinc producers posted losses.
Canadian companies issue financing and option agreement updates relating to gold and copper assets in Ecuador, Mexico, Guyana and Brazil.
Research chief Álvaro Merino said mining production will grow 5% in 2018.
Peru steel producers are counting on demand to rise as President Vizcarra accelerates an US$8bn reconstruction program.
The US-based fertilizer producer saw increased sales and synergies from the acquisition during Q3.