By Cristopher Ulloa, Veronica Calderon and Gerardo Lemos, CNN

(CNN) — All five workers who were trapped in a Chilean copper mine that partially collapsed last week have been found dead, authorities said on Sunday, bringing the total number of fatalities to six.

The partial collapse of El Teniente, one of the world’s largest copper mines, had killed one worker on Thursday and left five others trapped under a significant amount of debris.

Chilean President Gabriel Boric said Sunday that the last missing miner had been found dead, as rescue workers completed their search through the debris.

The deadly incident happened after a shaft collapsed following an earthquake, according to Codelco, the state-run firm that operates the mine.

The National Seismological Center of the University of C

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