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Stenian

Hierarchy:Precambrian Proterozoic  Mesoproterozoic
   Stenian
Classification:Period (as per International Commission on Stratigraphy)
Top:1000 Ma
Base:1200 Ma
Preceeds:Neoproterozoic Tonian
Follows:Ectasian
FGDC code:`
GSSP:Defined chronometrically
Narrow highly metamorphic belts due to orogeny as Rodinia forms. Late Ruker / Nimrod Orogeny in Antarctica possibly begins. Musgrave Orogeny (c. 1080 Ma), Musgrave Block, Central Australia.
 

Geologic Events

Event NameTypeAgeArea
Late Ruker / Nimrod orogenyOrogeny1000 ± 150 MaAntarctica
First sexual reproduction (concludes)Evolutionary event~1200 MaGlobal
Grenville orogeny (ongoing)Orogeny1250 - 980 MaNorthern America, Scotland
Sveconorwegian orogeny (concludes)Orogeny~1250 - ~900 MaEurope
Rodinia assembly (concludes)Continental Assembly~1300 - ~900 MaGlobal
Ur joins Rodinia (concludes)Continental Assembly~1300 - 1071 MaGlobal
Kibaran orogeny (concludes)Orogeny1400 - 1000 MaMid to Southern Africa
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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