Gold extraction - Wikipedia
Gold extraction refers to the processes required to extract gold from its ores. This may require a combination of comminution , mineral processing , hydrometallurgical , and pyrometallurgical processes to be performed on the ore.Is it profitable to recycle gold from electronic devices,,EnviroLeach Technologies Inc. is shaking up the mining industry by offering an environmentally friendly alternative to widely used toxic methods of extracting gold from ores and electronic waste. For more infoSilver, Gold Recovery From Computers, E-Waste,,How to recover silver and gold from computer parts, e-waste, chips, CPU, x-ray films, photographic waste, aqua regia, cyanide solution, circuit boards and RAMS. Recovery methods extract or recycle of precious metal like Palladium, Silver and Gold.