Gold Processing Or Washing

Sep 02, 2014 Gold Wash – Extremely thin layer of gold often put on by dipping and electroplating gold to the surface of the base metal. There are usually no markings for this process. Considered to be low grade and it will come off with the lightest of wear. Technically, gold wash, also referred to as Gold Flash, has less than 7 millionths of an inch of gold.