|image=Grindstone.png
|active=[[stone chisel]]
|passive=[[rock stone shards]] (3.30 kg)
|group=Tools
|materials=no
''This flat, circular stone that can be used to create flour from cereals.''
A '''Grindstone''' is used to create [[flour]] from various [[cereals]], as well as [[salt]] from [[Rock rock salt]] for various [[cooking]] or [[baking]] recipes.
Improving a grindstone is also good for "grinding" [[masonry]] and [[stone cutting]] skill.