In Ga
In Ma
In Ga
Divisions of Archean
Eoarchean (3.85 - 3.6 Ga)
Paleoarchean (3.6 - 3.2 Ga)
Mesoarchean (3.2 - 2.8 Ga)
Neoarchean (2.8 - 2.5 Ga)
In Ga/Ma
Divisions of Proterozoic
Paleoproterozoic (2.5 - 1.6 Ga)
Mesoproterozoic (1.6 - 1 Ga)
Neoproterozoic (1 - 542 Ma)
Age of Invertebrate
Cambrian
Age of Fishes
Devonian
Age of Plants
Carboniferous
Golden Age of Trilobites
Cambrian
Age of Orogeny
Devonian
Age of Cycads
Triassic
Age of Dinosaur
Jurassic
Age of Reptiles
Mesozoic
Age of Mammals
Cenozoic
Age of Acasta Gneiss
4.03 Ga
Age of Zircon in Jack Hills, W. AU
4.4
Appearance of Acritarch
Mesoarchean
Chemical evidence of life in Greenland
Greenland Stromatolite
Events in Mesoarchean
*fossil
~supercontinent formation
^orogeny
Acritarch appearance
~Ur
Events in Eoarchean
Event in Paleoarchean
Archean Stromatolite
-Hamelin Pool, Shark’s bay, W. AU
Events in Neoarchean
*fossil
~supercontinent formation
^orogeny
~Kenorland
Vaalbara break up
First glaciation in the Earth’s history
Huronian Glaciation
Events in Paleoproterozoic
*fossil
~supercontinent formation
^orogeny
Huronian Glaciation *Grypania Vredefort Crater Sudbury Crater ~Columbia or Nuna or Hudsonland
Events in Mesoproterozoic
*fossil
~supercontinent formation
^orogeny
^Grenville ~Pannotia ~Rodinia Mirovia (Super Ocean) *Bangiomorpha