Amethysts are thought to have spiritual significance in many civilizations. Amethyst is frequently regarded as a stone of serenity, and some people think that through enhancing their connection to the Divine, its calming energy helps them have peaceful dreams. The waking mind might experience the same calmness and clarity. According to legend, amethysts encourage free thought in both the mental and spiritual realms. The ancient Greeks viewed Amethyst as a stone of sobriety.