Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:contains |
oldest known rocks on Earth
|
| gptkbp:duration |
400 million years
|
| gptkbp:endDate |
3600 million years ago
|
| gptkbp:followedBy |
gptkb:Paleoarchean
|
| https://www.w3.org/2000/01/rdf-schema#label |
Eoarchean
|
| gptkbp:notableEvent |
formation of first stable continental crust
possible emergence of earliest life forms |
| gptkbp:partOf |
gptkb:Archean_eon
|
| gptkbp:precededBy |
gptkb:Hadean_eon
|
| gptkbp:startDate |
4000 million years ago
|
| gptkbp:bfsParent |
gptkb:Archean
|
| gptkbp:bfsLayer |
6
|