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Roadian

Hierarchy:Phanerozoic Paleozoic  Permian   Guadalupian
    Roadian
Classification:Age (as per International Commission on Stratigraphy)
Top:268.8 ± 0.5 Ma
Base:272.3 ± 0.5 Ma
Preceeds:Wordian
Follows:Cisuralian Kungurian
GSSP:Stratotype Canyon, Texas, U.S.A
GSSP location:31.8767°N, 104.8770°W
GSSP link:View Global Boundary Stratotype Section and Point of the International Commission on Stratigraphy
 

Geologic Events

Event NameTypeAgeArea
Mauritanide Belt orogeny (concludes)Orogeny~320 - ~270 MaWest Africa
Uralian orogeny (concludes)Orogeny~320 - ~175 MaRussia
Pangaea assembly (concludes)Continental Assembly335 - 272 MaGlobal


Overview of geological time

List all geological events
Mineral and/or Locality  
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