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
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