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Siderian

Hierarchy:Precambrian Proterozoic  Paleoproterozoic
   Siderian
Classification:Period (as per International Commission on Stratigraphy)
Top:2300 Ma
Base:2500 Ma
Preceeds:Paleoproterozoic Rhyacian
Follows:Archean Neoarchean
GSSP:Defined chronometrically
Oxygen catastrophe, or Great Oxygenation Event: banded iron formations forms. Sleaford Orogeny on Australian continent, Gawler Craton 2440–2420 Ma.
 

Geologic Events

Event NameTypeAgeArea
Huronian glaciation (concludes)Glaciation Event~2400 - ~2100 MaGlobal
Algoman/Kenoran orogeny (concludes)Orogeny~2700 - ~2500 MaNorth America
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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