Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:geological_formation
|
| gptkbp:age |
approximately 252 million years ago
|
| gptkbp:alsoKnownAs |
gptkb:Permian-Triassic_boundary
|
| gptkbp:associatedWith |
gptkb:Permian-Triassic_extinction_event
|
| gptkbp:characterizedBy |
abrupt changes in fossil record
|
| gptkbp:location |
found in rock strata worldwide
|
| gptkbp:marksTransitionBetween |
gptkb:Triassic_period
gptkb:Permian_period |
| gptkbp:significance |
marks largest mass extinction in Earth's history
|
| gptkbp:studiedIn |
geology
paleontology |
| gptkbp:bfsParent |
gptkb:Permian-Triassic
gptkb:Permian-Triassic_boundary |
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
P-T boundary
|