Golden, silver, platinum, etc. are precious metals, which means they come with rare and high value. They form alloys by binding up with other elements that make them ideal for jewelry. Precious Metals Plating is a process that coats precious metals with bright colored plating that change its worth. Mostly rhodium is used to change the color of these metals to yellowish texture and white for white gold. Pieces of jewelry are put into plating solutions which cause the plating to bond on the Jewellery. If the item has two colors, the undesired texture is masked off the jewel.