The main ore feeder is El Sauce deposit, which since 1978 has produced 12 million DMT grading 1.56% insoluble Cu, 0.3 g/t Au and 6 g/t Ag.
September 30, 2004
USD50,000 were invested in the construction of a 300,000 m3 capacity new waste dam.
In 1968, the first extension phase was realized to reach 22,000 DMT per month.
In 1964, the treatment plant was constructed, with a treatment capacity of 15,000 DMT per month.
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