Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:geological_formation
|
| gptkbp:duration |
900 million years
|
| gptkbp:endDate |
1.6 billion years ago
|
| gptkbp:followedBy |
gptkb:Mesoproterozoic_era
|
| gptkbp:notableEvent |
gptkb:Great_Oxidation_Event
evolution of eukaryotes first known glaciations formation of stable continents |
| gptkbp:partOf |
gptkb:Proterozoic_Eon
|
| gptkbp:precededBy |
gptkb:Archean_Eon
|
| gptkbp:startDate |
2.5 billion years ago
|
| gptkbp:subdivision |
Orosirian period
Rhyacian period Siderian period Statherian period |
| gptkbp:bfsParent |
gptkb:Proterozoic_era
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Paleoproterozoic era
|