Paleoproterozoic (2500 Ma)
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- Farbe CMYK
- 0/75/30/0
- Farbe RGB
- R: 247 G: 67 B: 112
- Rang
- Chronostratigraphie / Geochronologie
- Gebrauch
- Element ist in Gebrauch
- Status
- gültig
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- Paleoproterozoic (2500 Ma)
Hierarchie und Abfolge
- Untergeordnete Einheiten
- Hangendes
Alter
- Alter Top
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- Proterozoikum
- Alter Basis
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- Proterozoikum
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Statherian (1800 Ma)
- Name Origin
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From statherós (Greek), meaning "stable, firm".
- Rang
- Chronostratigraphie / Geochronologie
- Status
- gültig
- Kurzbeschreibung
- Last period of the Paleoproterozoic. Its base has been defined chronometrically.
- Age
- Paleoproterozoic (= Early Proterozoic)
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Orosirian (2050 Ma)
- Name Origin
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From oroseirá (Greek), meaning "mountain range".
- Rang
- Chronostratigraphie / Geochronologie
- Status
- gültig
- Kurzbeschreibung
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Third period of the Paleoproterozoic. Its base has been defined chronometrically.
- Age
- Paleoproterozoic (= Early Proterozoic)
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Rhyacian (2300 Ma)
- Name Origin
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From rhýax (Greek), meaning "stream of lava".
- Rang
- Chronostratigraphie / Geochronologie
- Status
- gültig
- Kurzbeschreibung
- Second period of the Paleoproterozoic : Bushveld Igneous Complex, Huronian (Makganyene) global glaciation. Its base has been defined chronometrically.
- Age
- Paleoproterozoic (= Early Proterozoic)
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Siderian (2500 Ma)
- Name Origin
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From sídēros (Greek), meaning "iron".
- Rang
- Chronostratigraphie / Geochronologie
- Status
- gültig
- Kurzbeschreibung
- First period of the Paleoproterozoic, characterised by a peak in the deposition of banded iron formations (BIFs). Its base has been defined chronometrically.
- Age
- Paleoproterozoic (= Early Proterozoic)