Petrosphere (from Greek πέτρα (petra), "stone", and σφαῖρα (sphaira), "ball") may refer to:
- Stone balls, a diverse class of archaeological artefact
- Particularly carved stone balls, prehistoric artefacts found in the British Isles
- Petrosphere (geology), a planet's crust and mantle
This disambiguation page lists articles associated with the title Petrosphere.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: