Clear Quartz can be used to amplify healing vibrations of other crystals. Brings harmony to all of the chakras. Clear Quartz is a master at healing and can be used to assist in healing any condition. 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, and shape will vary. Quarter and dime are for size reference.