The Antamina mine in the Andes of Peru is one of the largest copper/zinc mines in the world. It is an Open-pit mining which had an estimated life of mine at 15 years. It also produced molybdenum. The mine is jointly owned by Teck Resources, BHP, Glencore, and Mitsubishi Corporation and independently operated by Compañía Minera Antamina S.A. It produced 390,800 tons of copper concentrate in 2006, 461,000 tons in 2013, 410,000 tons (15% of the country’s total production) in 2024. The total capital expenditure of the mine by 2013 was US$2.3 billion. İt is located at an altitude of 4,300 meters above sea level.
In 2014, Trade union Miner went on Strike action over pay and benefits.
On April 22, 2025, a senior operations manager died in an accident in the mine.
In 2010, the mine underwent an expansion program that increased its processing capacity by 31%.
, the mine is expected to shut down in 2028. A $2 billion investment to extend the lifespan to 2036 is underway pending approval of an environmental impact study.
In November 2021, the rural Aquia community blockaded the mine's operations. Protestors alleged that the mine had not fully paid the community for the land, which the company disputed.
The company launched an initiative, FOGEL, with the stated aim of strengthening the capacities of local governments and communities.
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