Thunderstone is a 1999 Australian children's television series produced by Jonathan M. Shiff Productions set in a post-apocalyptic world after Earth is hit by a comet. The main character Noah is played by Jeffrey Walker (also known for his roles in Ocean Girl, The Wayne Manifesto and Mirror, Mirror).

Thunderstone is a power metal band from Helsinki, Finland. The band was formed in 2000 by guitarist Nino Laurenne, and the line-up became full the following year.

Thunderstone is the debut album by Finnish power metal band Thunderstone.

A thunderbolt, -- formerly believed to be a stone.

A thunderstone is an apparently worked stone object---often wedge-shaped like an axe blade---that is alleged to have fallen from the sky. Tales of thunderstones are found in many cultures around the world, from Greece to China, and are often associated with a thunder god.

A belemnite. See Belemnite.