One of the most powerful of all quartz crystals, they are a high vibration stone. Great for amplifying energies, they manifest pure light. Use for healing, meditation, dream work and advanced spirit work. Being naturally double terminated they can transmit their own energies. Harder than quartz they are better able to support strong energies. An attunement stone useful for another person or a group.
Please note that due to variations in natural stone, there may be some variation in shape and shade of color in the stones.