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Neoarchean

Hierarchy:Precambrian Archean
  Neoarchean
Classification:Era (as per International Commission on Stratigraphy)
Top:2500 Ma
Base:2800 Ma
Preceeds:Proterozoic Siderian
Follows:Mesoarchean
GSSP:Defined chronometrically
Stabilization of most modern cratons; possible mantle overturn event. Insell Orogeny, 2650 ± 150 Ma. Abitibi greenstone belt in present-day Ontario and Quebec begins to form, stabilizes by 2600 Ma.
 

Geologic Events

Event NameTypeAgeArea
Insel orogenyOrogeny2650 ± 150 MaAntarctica
Algoman/Kenoran orogeny (concludes)Orogeny~2700 - ~2500 MaNorth America
Pongola glaciation (concludes)Glaciation Event~2900 - ~2780 MaGlobal
Lopian orogeny (concludes)Orogeny~2900 - ~2800 MaEurope
Great Oxygenation Event (concludes)Major Climatic Event~3500 - ~850 MaGlobal


Overview of geological time

List all geological events
Mineral and/or Locality  
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