Howlite is a porous stone that can be permanently colored, and this particular piece has been dyed a beautiful shade of blue. The combination of white howlite and turquoise is believed to enhance its energy. Blue howlite is thought to aid in defining one's life path, boost enthusiasm for tasks, and improve concentration. Its a great stone for those focused on personal growth and improving their skills. KDMD M Tumble Stone - Blue Howlite - (Set of 24)