Approximately 2 inches.
Its vital energies can rejuvenize your core and re-igniting the fire from within you. This stone can serve as a reminder that anything is possible and that you are your own creator.
Also, if you want more emotion, passion or action in your life, the polychrome jasper can help you achieve this easily. It has the vibrations to keep you alive and energetic in all your endeavors. Not only that, it helps in finding a way to change a part of your life or yourself to a more desirable state. It can show you new paths and discovering new approaches that can make you gain what you desire in this life.