Top ten biggest gold mines Mining Technology
Sep 29, 20130183;32;The Cortez Hills underground mine is operated by twin declines. Underhand cut and fill mining method is used to exploit the breccia ore zone. Cortez produced 760,000oz of gold during the first half of 2013. Mponeng. Mponeng gold mine located near the town of Carletonville, South Africa, ranks as the tenth largest gold mine in the world.