Blue Quartz Sphere Excellent Blue Quartz Sphere This sphere contains fibrous inclusions that are most likely riebeckite, one of the asbestos family of minerals that forms long, microscopic, blue fibers within the stone The blue riebeckite fibers bring the quartz a beautiful moonlight quality that provides a soothing and calming presence and brings Water Energy to your life You will receive the exact item shown 2.4 inches. Weighs 374 grams.