Quartz crystal balls have been used for divination since at least medieval times.

When most people talk about crystals, they are usually referring to clear quartz. This is the "King" of the mineral kingdom, as it has so many uses. It vibrates a clear white light that contains all other colors.

Crystals that are formed into spheres symbolize the Universe and all within it. The shape of a sphere represents wholeness, consciousness, self containment - a complete and powerful self. Crystal sphe...