how to purify gold ore

About Platinum - Gold and silver mines Ore Mining ... Although platinum-containing gold artifacts have been dated as far ... extent that the gold bars would become brittle and impossible to refine. How to refine gold?, page 2 - AboveTopSecret first there is the question of what is refining gold. most of the above post are on milling gold not refining gold. mercury is used in milling gold ores be they rock ... best way to purify gold ore at home - mantramahagun. how much cost to purify gold ore - Gold Ore Crusher. 2012926-Home/ Mining Equipment / how much cost to purify gold oreRefining silver from smithing Finishing ...    Read More