Alternatively you can do gold plating. The idea is that you melt the gold in an acid which becomes a gold solution. This can be applied on any...
Russia (or the Soviet Union) and Malaysia tried to do that before but failed miserably. The main reason of the failure is because gold prices are...
LOL @ asking in a physics channel. Why not in a geochemistry forum? LOL
LOL this is too funny. Haven't you heard of something called Moh's hardness scale? Gold's hardness is around 2.5 and copper is around 3.0. We all...
Separate names with a comma.
