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Rhyacian

Hierarchy:Precambrian Proterozoic  Paleoproterozoic
   Rhyacian
Classification:Period (as per International Commission on Stratigraphy)
Top:2050 Ma
Base:2300 Ma
Preceeds:Orosirian
Follows:Siderian
GSSP:Defined chronometrically
Bushveld Igneous Complex forms. Huronian glaciation.
 

Geologic Events

Event NameTypeAgeArea
Columbia (Nuna) supercontinent assembly (begins)Continental Assembly2125 ± 125 - 1780 ± 70 MaGlobal
Eburnean orogeny (concludes)Orogeny~2200 - ~2000 MaWest Africa
Huronian glaciation (concludes)Glaciation Event~2400 - ~2100 MaGlobal
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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