Cactus quartz (Spirit Quartz) Currently found only in S. Africa. Has many healing qualities, fosters unity, peace, and a willingness to work together that is beneficial to families, communities, or businesses alike. Shields the aura, transmutes negative energy, and protects from physical harm. Helps decrease fears, makeing it an excellent stone to use when dealing with the loss of a loved one, easing the grief of transition. Spirit Quartz can aid to increase physical and intellectual fertility.