Amethyst, the bright purple stone is an extremely popular type of quartz used in fine jewelry. It is the suggested gift for the sixth wedding anniversary . The name comes from a greek word, amethustos, which means "not drunken". This stone is mined in number of countries, including the United States, Madagascar and India, the largest mines, which produce the best quality amethyst, are located in Brazil. The color purple has always had strong symbolic meaning in many cultures. Mythological powers associated with this amethyst include dreaming, healing, peace, happiness and protection.