Statements (13)
Predicate | Object |
---|---|
gptkbp:instanceOf |
geological formation
|
gptkbp:endDate |
1800 million years ago
|
gptkbp:followedBy |
gptkb:Statherian_Period
|
https://www.w3.org/2000/01/rdf-schema#label |
Orosirian Period
|
gptkbp:notableEvent |
gptkb:Wopmay_orogeny
formation of supercontinent Columbia Huronian glaciation ends |
gptkbp:partOf |
gptkb:Paleoproterozoic_Era
|
gptkbp:precededBy |
gptkb:Rhyacian_Period
|
gptkbp:startDate |
2050 million years ago
|
gptkbp:stratigraphicUnitOf |
gptkb:Paleoproterozoic
|
gptkbp:bfsParent |
gptkb:Paleoproterozoic_Era
|
gptkbp:bfsLayer |
7
|