Chile's power grid and major copper mines slowly came back online on Wednesday morning after a major outage hit the world's top producer of the red metal, with power firms working to restore the system to full operation,

Chile's Santiago, and major copper mines in the country's north were hit by a massive power outage on Tuesday, impacting global metal markets.

Chile's major copper mines slowly returned to normal operations Wednesday, as the power grid begins to be restored after a massive power outage hit the world's top producer of the metal. The outage, caused by a transmission line failure in northern Chile,

A massive power outage across Chile plunged the country's capital Santiago into darkness on Tuesday and knocked out electricity to major copper mines in the country's north, buffeting global metal markets.