Rhyacian

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From the GeoWhen Database: 

                               Rhyacian Period
 
                        From 2300 +/- 0 To 2050 +/- 0 Ma
 
  Start Defined By:  Fixed Date
  End Defined By:  Fixed Date
 
  Start Based On:  Gradstein, Ogg, Smith, et. al., _A Geologic Time Scale 2004_
  End Based On:  Gradstein, Ogg, Smith, et. al., _A Geologic Time Scale 2004_
 
 -- Overlaps With --
  General Stage: Animikean (2225 - 1400)
 
 -- A Substage of --
  Time:          Precambrian      (4567.17 - 542)
  Eon:           Proterozoic      (2500 - 542)
  General Stage: Huronian         (2500 - 1400)
  Era:           Paleoproterozoic (2500 - 1600)
  Chinese Stage: Luliangian       (2350 - 1750)
 
 -- Preceded By --
  Period: Siderian (2500 - 2300)
 
 -- Followed By --
  Period: Orosirian (2050 - 1800)
Proterozoic eon
Paleoproterozoic era Mesoproterozoic era Neoproterozoic era
Siderian Rhyacian Orosirian Statherian Calymmian Ectasian Stenian Tonian Cryogenian Ediacaran
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See also: Rhyacian, Cryogenian, Ediacaran, Geology, Mesoproterozoic, Neoproterozoic