The Teniente division, eighty kilometers South of Santiago and 2,500 meters above the sea level, its operations is the explotation of the underground copper mine, which is the largest of its kind in the world.
This mine, which began activities in 1904, has 2,400 kilometers of underground drifts.
El Teniente produces 404,035 metric tons of fine copper per year as fire refined lingots (RAF), and copper cathodes. As a result of ore processing, 5,179 metric tons of Molybdenum were also obtained.
The Corporation
