• Extracting Gold | HowStuffWorks

    Removing the goldbearing rock from the ground is just the first step. To isolate pure gold, mining companies use a complex extraction process. The first step in this process is breaking down large chunks of rock into smaller pieces. At a mill, large machines known as crushers reduce the ore to pieces no larger than road gravel.

    Get Price
  • How do you separate gold from copper? | Yahoo Answers

    Jun 24, 2006· How do you separate gold from copper? When mining copper ore, containing gold, what is the simplest approach to separating them to solid components. Gold. Copper. Answer Save. 6 Answers. Relevance. strange_busaman. 1 decade ago. Favorite Answer.

    Get Price
  • How to separate silver from gold ore> Gold Refining ...

    Feb 24, 2013· was351, Depending on gold to silver ratio content of the metal, the silver in aqua regia can make it hard to dissolve the gold as the silver chloride forms a crust keeping the acids from dissolving the gold, and then also the gold can make it hard for nitric acid to get at the silver to remove the silver copper from the gold.

    Get Price
  • best crushers to separate gold from ore

    best crushers to separate gold from ore machines separate the gold from the ore best crushers to separate gold from ore As one of leaders of global crushing and grinding industry ZENIT always seeks innovation excellence Grasping strong production capability advanced research Gold Mobile Crusher That Separate Gold .

    Get Price
  • Gold parting Wikipedia

    Gold parting is the separating of gold from and silver are often extracted from the same ores and are chemically similar and therefore hard to separate. Over the centuries special means of separation have been invented. The very earliest precious metals had mixes of gold and silver; gold and silver alloy is called the advent of coinage, methods had to be invented to ...

    Get Price
  • Gold extraction Wikipedia

    Gold extraction refers to the processes required to extract gold from its 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 associated with placer mining such as simple gold panning and sluicing, resulting in direct recovery of ...

    Get Price
  • Gold Rausser College of Natural Resources

    Therefore, pure gold is 24 karat, whereas 18 karat gold is 18/24, or 75%, gold by weight. When gold does dissolve, it is generally by forming complexes. Placer mining is used when the metal is found in unconsolidated deposits of sand and gravel from which gold can be easily separated …

    Get Price
  • how to separate gold from ore arcoiris

    Gold usually occurs in its metallic state, commonly associated with sulphide minerals such as pyrite, but it does not form a separate sulphide mineral Gold Mine Operations CITI GOLD LTD The work program includes increased diamond core drilling and geophysics mapping of the ore zones to ensure that the development of these adjacent deposits is ...

    Get Price
  • Electrostatic Separation | Electrostatic Separator ...

    JXSC Electrostatic Separation equipment is used for recycling of various minerals, waste metals and nonmetal materials with conductivity difference such as selected white tungsten, tinstone, zirconite, andalusite, rutile, and gold placer the High tension Separator is to electrify wire electrodes with very small diameter with highvoltage direct current to produce corona electric field in the ...

    Get Price
  • how to separate gold from ore

    separating gold ore from other rocks separating gold from manganese ghana south africa process of separating iron... how to separate gold ore from rock. . which will attach itself to the...

    Get Price