These pendants each have a life of their own with the sparkling gemstones and unique shapes. Gemstones embedded range from Amethyst, Garnet, Aquamarine, Ruby, Emerald, Sapphire and Diamonds. Encased gemstones range from, Amethyst, Garnet, Black Opal, Moldavite (Space Glass), and Crystal. Metals used are 24k Gold, Silver, or Copper which is where some of the colors are derived from along with dichroic. 