At one time the scarcity of this gem made it almost as valuable as diamonds. The oldest of England's crown jewels is a cut Amethyst worn by Edward the Confessor. Amethyst comes from a Greek word, amethusos, meaning not drunk. Goblets of Amethyst were said to prevent the drinker from being overwhelmed by the drink's spirit. Today those trying to overcome addictions, especially alcohol addiction, use the healing powers of Amethyst as an aid.
Amethyst can help strengthen the skeletal structure to improve posture.
You can use an Amethyst to help with insomnia, one of it's metaphysical attributes is the ability to bring dreams. Some keep Amethyst with their Tarot Cards or other divining tools. Along with it's psychic powers this crystal also imparts the wisdom to use this new knowledge in correct ways. It has a reputation as a highly protective stone. Like Rose Quartz, Amethyst is another gemstone used for love energies.