Tree Agate is a member of the Quartz family of stones and as such is an excellent conductor of energy. Tree Agate is an excellent stone to use in meditations, rituals and as a pocket stone where releasing pent up emotions, increasing optimism or boosting your personal sense of potential are the desired goal. Sold by aproximate weight - not stone size or count. 66 - 74 stones. 1/2" x 5/8" - 7/8" x 1 1/8"