The unique properties of gold


The unique characteristics of the gold of the Aonth and its ability to drag and profile, and its resistance to corrosion, made it suitable for many purposes it is mixed with other metals such as copper or silver or nickel to get a more durable alloy, with the platinum enters in the manufacture of industrial fiber because they are very resistant to separate chemicals, The gold is the preferred metal in many areas
Purification of gold are being newly separation of dust and silt and other impurities by strong water currents to remove sand and alluvial minutes, and the remaining minutes of gold in place due to the high density of gold has been used mercury to melt the gold without sand and silt. Then concludes the final gold of mercury distillation.
Featuring some of the metal sulphide minerals similar (pyrite and Alcalkuperet) and mica laminate with yellow sparkles by its ability to qualitative methods, weight and lack of higher solubility in acid. Gold albeit rare element, but there is widespread in nature in small amounts.
 It also draws a presentation at the copper gold and silver mining. There are chemical methods to extract gold, which tightens its way cyanide, or melt the silver alloys in concentrated sulfuric acid, being purified gold with nitric acid first, then electrolysis.



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