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Ore Types

  • Chemical Used in Gold Mining - "Refractory Gold ore"

    Chemical Used in Gold Mining - Refractory Gold Ores

    . The gold also occurs as sub microscopic particles in sulphides or as absorbed gold onto surfaces of carbonaceous matter. Because of the variation of these refractory ores, gold occurrence is ore specific and before process decisions are made, competent mineralogical and metallurgical evaluation must be carried before final process decisions are arrived at.

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  • Chemicals Used in Mining - Free Milling Gold Ores

    Chemicals Used in Mining Free Milling Gold Ores.

     Ore types :Placer Gold, Quartz Vein Gold Ores Oxidised Gold Ores Gold - Silver Rich ores

     The gold generally occurs as liberated due to oxidation and alteration of sulphide minerals due to chemical action, or native gold occurring in quartz veins or as electrum in silver rich ores. The major characteristic is the gold is easily liberated.

    In these ores generally either a combination of Simple Gravity and Conventional Cyanidation Continue reading

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