Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:contains |
gptkb:Mesoarchean_Era
gptkb:Paleoarchean_Era |
| gptkbp:duration |
400 million years
|
| gptkbp:endDate |
2.8 billion years ago
|
| gptkbp:followedBy |
gptkb:early_Archean_Eon
|
| https://www.w3.org/2000/01/rdf-schema#label |
middle Archean Eon
|
| gptkbp:partOf |
gptkb:Archean_Eon
|
| gptkbp:precededBy |
late Archean Eon
|
| gptkbp:significance |
period of Earth's early crust formation
|
| gptkbp:startDate |
3.2 billion years ago
|
| gptkbp:bfsParent |
gptkb:early_Archean_Eon
|
| gptkbp:bfsLayer |
8
|