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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 gold panning and sluicing, resulting in direct recovery of small gold nuggets ORE CRUSHERS Oro Industries Rock crushers, ORE ,ORE CRUSHERS, gold mining crushers, gold mining machinery, gold ore crusher, gravel crushers, iron ore crusher, jaw rock crushers, mill mine supply.
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