Gold mining - WikipediaGold mining is the resource extraction of gold by mining. As of 2014, the world's largest gold .. "Pay" gravel is excavated from the front face of the pond and processed through the floating plant, with the gold trapped in the . Other gold mines use underground mining, where the ore is extracted through tunnels or shafts.how is gold ore mined and procesed,Extracting Gold - How Gold Works | HowStuffWorksTo isolate pure gold, mining companies use a complex extraction process. The first step . In these drums, the ore is ground to a fine slurry or powder. Next, mill.
how is gold ore mined and procesed