The most commonly found Amethyst stone colours are purple, slight violet and dark violet. 
Amethyst is a violet-hued gemstone associated with the quartz family. It carries the energy of fire and passion, creativity and spirituality, yet displays temperance and sobriety. It offers protection to its wearers from all sorts of intoxication.
 
Amethyst gemstone helps to balance the anxious and restless emotions of the wearer. Since Amethyst is a symbol oftransmutation, it also indicates an alchemical process encompassing the physical, emotional and spiritual nature.
 
Amethyst gemstones come in various sizes and shapes. However, its colour differs as per the location it has been found.
 
The purest form of the gemstone is white in colour, but due to chemical composition, climatic condition and temperature level, the gemstone takes various hues and colours.
 
The most commonly found Amethyst stone colours are purple, slight violet and dark violet. Furthermore, it is the same as other precious stones like a Diamond.
 
Thus, it is also evaluated under certain gradings such as cut, carat, weight, colour, clarity and shape. The structure of the crystal is hexagonal. To check the originality of Amethyst gemstones, one requires sharp eyes.