Clear quartz focuses, amplifies, stores and transforms energy. It is multidimensional; healing, meditating, expansion of consciousness, communicating with spirit guides, past-life recall, dream recall/understanding and attracting love/prosperity. It filters against negative energies by Producing a forcefield of healing negative ions while clearing positive ions, thus protecting our aura. Clear Quartz amplifies other stones. With the Versatility of clear quartz, intent is key. 

Approximate size 1" by 5 - 8 mm thick.