Chevron Amethyst has the properties and qualities of both Amethyst (Amethyst is a powerful healing stone. Supports the crown chakra. Known as the "sobriety stone" Amethyst is extremely helpful for addictions and supports sobriety. It helps with nightmares and insomnia, bringing a more restful sleep. Amethyst cleanses the organs, reduces swelling, helps with headaches, and assists the digestive track.) and Quartz. (Quartz can be used to amplify healing vibrations of other crystals. Brings harmony to all of the chakras. Quartz is a master at healing and can be used to assist in healing any condition. Chevron Amethyst balances the third eye and crown chakras. Clears and strengthens the aura. Metaphysical properties are provided for your information and are not meant to replace the advice of a qualified physician or medical practitioner. Due to the nature of this product, color, size, shape and weight will vary. The sizes of these stones vary these sizes are approximate: Small ranges from 1.25-1.50" H and .75-1.25" W and weigh approximately 0.7 ounces. Medium range from 1.5-2" H and 1.25-2" W and weigh approximately 1.1 ounces.