Amethyst gemstone is a variety of Quartz (Silicon Oxide). It's Mohs property is 7. Amethyst color characteristics varies in primary hues from a light slightly-pinkish to a deep grade purple. A highly sought-after precious gem, which for centuries has been widely used in the creation and encrustation of jewelry and everyday item. Amethyst is the birthstone associated with February. Its chemical composition number is Si02. Metaphysically speaking the benefits of these stones have been known to do such things as- Relaxing the mind, enhancing mental activity and giving strength and will power to devise passions and stop underisable habits. Physically speaking, these stone are believed to benefit us in ways as to- stabilising the metabolism, stimulate tissue rejuvination and increase the production of red corpuscles.