Statherian
geo:time:period:statherianStatherian Period (1,800–1,600 Ma): stabilisation of cratons; first confirmed eukaryotic fossils; supercontinent Columbia (Nuna) assembles.
Statherian Period (1,800–1,600 Ma): stabilisation of cratons; first confirmed eukaryotic fossils; supercontinent Columbia (Nuna) assembles.