Clear quartz is widely valued in all facets of crystal healing, occult study and magical process. Most commonly, it is known for its ability to absorb and store energy. Similarly, it can also be used to filter energy, helping to keep out the negative while you channel the positive. Random assortment of points ranging from 1 1/4? x 1/2? to 2 1/2? x 3/4? in size. Quartz. 3 lb.