A stone ball is a spherical man-made stone object.
Stone ball or stone sphere may also refer to:
Natural Spherulite, a small, rounded body occurring in vitreous igneous rocks Cannonball concretion, a natural cementation found in North Dakota Cave pearl, concentric layers of calcium salts found in limestone caves Products of spheroidal weathering
Artificial Stone spheres of Costa Rica, artefacts of unknown purpose from the Diquís culture Carved stone balls, artefacts of unknown purpose from prehistoric Scotland Various projectiles: Round shot, a type of cannonball Bolases, a throwing weapon
See also Petrosphere (disambiguation)