Chilean state-owned copper giant Codelco confirmed Saturday that rescue teams at its flagship El Teniente mine have recovered the remains of a second trapped miner, raising the death toll from Thursdays collapse to

The accident, which took place on Thursday, was caused by one of the largest tremors ever recorded at El Teniente, with the impact of a 4.2 magnitude quake.

At least 100 rescuers are still looking for miners who are trapped in the partially collapsed mine in Rancagua, south of Chile's capital Santiago. Over 100 rescuers have been taking part in an operation to find five trapped miners at the site in Rancagua,