The diameter is 5.9 cm Polychrome Jasper is a crystal of exuberance, physical energy, vitality, and vibrance. This is a stone of Fire Energy -- the energy of heat, action, emotion and passion -- of ideas, of concepts, and sex. It is alive, potent, and if not used carefully, destructive. We all need the heat, passion, and life giving energy of the fire element. Embrace the bright colors, feed from their energy and reenergize your life and passions.