Collahuasi mine

Pica, Chile

The Collahuasi or Ujina mine is a large copper mine located at 4,200 m (13, 800 ft) altitude in the north of Chile in the Tarapaca Region. Collahuasi represents one of the largest copper reserves in Chile and in the world having estimated reserves of 3.93 billion tonnes of ore grading 0.66% copper. It lies about 15 km east of the copper mine of Quebrada Blanca. The mine produced 560,000 tonnes of copper in 2018, making it one of the world's largest copper mines. The ore concentrate produced in Collahuasi mine contain about 41% chalcopyrite, 18% chalcocite, 16% pyrite and 4% pyrrhotite. An early period of mining in Collahuasi occurred from about 1905 until 1930.

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Mine data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).

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