Natural gemstone. Amethyst is a quartz type and aids in protection cleansing and to hear Devine guidance . Peace , stability and clam. "So it is said" ! It is also believed to aid in many heatlh issues. Great starter stone for beginners. Recharge by moonlight, sunlight, running water or put in outside soil overnight. Lighting/monitor - phone settings may slightly affect pictures. Charged, cleared & ready to use. Charged, cleared and ready for use. Almost inch in size or 20 MM approximately