World's Best Gold Mine Stock Pictures, Photos, and Images .
Mar 24, 2017 · All of the pictures on this page are real, genuine, natural gold nuggets. Gold nuggets are all somewhat different. They can vary quite a bit not only in shape and texture, but also in purity and brightness. While each piece can look quite a bit different, it's pretty easy to know what real gold .Other gold mines use underground mining, where the ore is extracted through tunnels or shafts. South Africa has the world's deepest hard rock gold mine up to 3,900 metres (12,800 ft) underground. At such depths, the heat is unbearable for humans, and air conditioning is required for the safety of the workers. The first such mine to receive air .