Rainbow Amethyst with Quartz freeform - self standingWhen Rainbow Amethyst are being formed, its depends on the amount of Iron presents that will eventually dictate what the colour of the Amethyst will be when its forming. This also applies to Galaxy as well as Rainbow Amethysts. Another fact about these babies is that there found in only one location in the world, and that only only cover approximately 80KM. Weighs approximately 614g