Two months after mining resumed,
The company says its plant has achieved a steady state of operation on one of two circuits and is processing material at the rate of 180 tonnes per hour. The second circuit is scheduled to come on-stream shortly.
Design capacity of each of the two circuits is a continuous 250 tonnes per hour or a total of about 4.2 million tonnes annually. Full production from both circuits is expected to be reached in the third quarter of this year.
Tailings from the plant are being deposited in the depleted Aznalcollar open pit.
The Los Frailes operation was shut down in April 1998 after a tailings dam failure led to the discharge of solid waste and water into the Agrio River basin and beyond.
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