Uses Of The Gold Ore

Mercury Usage In Gold Mining And Why It Is A Problem

jul 22, 2019 how mercury Is used in gold mining. first, mercury is mixed with the materials containing gold. mercury-gold amalgam then is formed because gold will dissolve in the mercury while other impurities will not. the mixture of gold and mercury is then heated to a temperature that will vaporize the mercury, leaving behind the gold.the purpose of this briefing is to provide a general overview about the use of cyanide and its application to recover gold from ore. while the use of cyanide is essential to the modern gold mining industry, sme acknowledges the publics concern regarding the use of this reagent and through this discussion presents information to inform and engage in meaningful dialogue about safety and best