# How Is Gold Extracted from Ores?

Gold is extracted by first getting the gold ore from the mines. Then separating the impurities from the real gold and this is usually done using cyanide. The gold ore is placed into a tank that contains a weak cyanide solution, zinc is added and a chemical reaction which separates the gold from the ore. Pure gold is removed from the solution with a filter press.
Q&A Related to "How Is Gold Extracted from Ores"
 1. Grind your ore down to a rough powder. Wash the piece thoroughly. Break your piece down using stone tools if necessary. This is the first step in refining, grinding it down so http://www.ehow.com/how_8732534_extract-gold-ore.h...
 Iron is extracted from its ore by a process called smelting. The ore is placed in a furnace which super heats the metal and rock, until the metal melts out. http://www.ask.com/web-answers/Science/Chemistry/h...