Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:appliesTo |
gptkb:Mars
|
| gptkbp:beganIn |
~3.0 billion years ago
|
| gptkbp:characterizedBy |
decrease in large impact craters
formation of volcanic plains |
| gptkbp:endDate |
~1.8 billion years ago
|
| gptkbp:followedBy |
gptkb:Hesperian
|
| https://www.w3.org/2000/01/rdf-schema#label |
Eratosthenian
|
| gptkbp:namedAfter |
gptkb:Eratosthenes
|
| gptkbp:partOf |
gptkb:Martian_geologic_timescale
|
| gptkbp:precededBy |
Amazonian
|
| gptkbp:bfsParent |
gptkb:Late_Imbrian
|
| gptkbp:bfsLayer |
7
|