Amethyst is a member of the quartz family and varies from a pale to deep purple color. Many high values have been placed on it as a royalty stone in the early Greek and roman societies. It was utilised in crowns, scepters and the rings of bishops. It is a stone of spiritual protection and purification. It helps in the curbing of bad habits like quitting smoking, drinking or drug use. It also helps clear one’s energy field of negative influences.