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Antamina Copper-Zinc Mine

Producer of

Copper, zinc, silver, molybdenum


Ancash, Peru


Xstrata plc (33.75%), BHP Billiton (33.75%), TeckCominco Ltd. (22.5%) and Mitsubishi Corp. (10.0%)

Geology type

Polymetallic skarn

Mineral type

Copper and zinc sulphides with accessory bismuth, lead, molybdenum and silver minerals

Reserve base

Proven: 100Mt copper ore (1.14% copper); Probable: 454Mt copper ore (1.05% copper)

Annual production

343,179t of copper; 495,420t of zinc (2009)

Life of mine

16 years

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