of gold and silver from refinery anode slimes, the residue from electro refining of copper.

Since at least 2004 the production levels of copper Codelco has stagnated or declined, with a significant decline from 2021 to 2023. The tonnage of copper produced in 2023 was 72% of that of 2004 and the decline affects all of Codelcos mining divisions, but originated in large part from geomechanical