Extracting Gold . HowStuffWorks
To isolate pure gold, mining companies use a complex extraction process. . Leaching dissolves the gold out of the ore using a chemical solvent. . set of screens filters out the carbon grains, which can be recycled for future processing. Finally.
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. Gold mining from alluvium ores was once achieved by techniques . Hydraulic mining was used widely in the Californian gold rush, and involved.Get Price