Wonderstone SphereA Stunning colorful Wonderstone Sphere approximately 4 lbs. and 4. 5 5" inches in diameter. Wonderstone was formed from a large layer of ash colored with mineral (particularly iron) rich water creating unique and colorful designs. This particular wonderstone has a high salt content as well that periodically tends to leach out of the formed rock pieces which can be washed or wiped off easily. This salt seepage will eventually subside. Comes with Stand.