Amethyst represents Saturn (Shani). Amethyst is found in any shade of Purple to violet. Amethyst shows its effects sooner than any other gem. It is proved fruitful and effective to the wearer as it increases his prosperity strength glory life-span and off-sppendants. Saturn is regarded the strongest of all planets. Amethyst should be worn on the middle finger on Saturday after having been embedded in gold or silver and performing Purification Abhimantran Pran-Pratishtha & chanting of Mantras preferably after sunset. Ruling Planet: Saturn Mantra: Om Shan Shaneshcharaya Namha Chakra: Fourth Arahata Element: Air Cosmic Color: Blue Sun Sign: Capricorn Number: 8 Day to Wear: Saturday