Sandstone concretions that formed near the Sedona energy vortexes. They contain a high percentage of Quartz, and are thus able to receive, retain and transmit much of the energy to which they have been exposed. Since they were found in such a highly charged area, and are extraordinarily active stones! Sedona Vortex spheres are a stone of dynamic energetic balance. It can both charge and harmonize the meridian system, and it can bring one’s astral and subtle bodies into resonant alignment with the physical. The stones are both grounding and stimulating, engendering a heightened sense of sensitivity and alertness
Picture is an example, (stones sold individually) shapes and color may vary somewhat
 
Sedona Vortex Stones Healing Properties