• Refining Gold | HowStuffWorks

    ­The final stage of gold production -- refining-- involves removing impurities that remain after the smelting process. Refining companies receive doré bars, as well ...

  • Ore processing – Waihi Gold

    Ore processing consists of the following stages: crushing and grinding of the ore; addition of process water (generally decanted from the tailings pond) to form a slurry

  • 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 ...

  • THE NEW CESL GOLD PROCESS - Teck

    THE NEW CESL GOLD PROCESS By Glenn Barr, Willy Grieve, David Jones, and Keith Mayhew Cominco Engineering Services Ltd. Presented by David Jones

  • Gold processing | Britannica

    Gold processing: Gold processing, ... Egyptian wall reliefs from 2300 bc show gold in various stages of refining and mechanical working. During these ancient times, ...

  • The Mining Process – Waihi Gold

    The Mining Process. ... this leaching process the slurry passes through six adsorption tanks containing carbon granules which adsorb the gold and silver. This process ...

  • Gold mining - Wikipedia

    Gold mining is the resource extraction of gold by mining. As of 2016, the world's largest gold producer was China with 463.7 tonnes. ... Gold ore processing

  • Silver processing | Britannica

    Silver processing: Silver processing, ... The gold and silver alloy thus produced is refined by the Moebius or Thum Balbach process.