Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:geological_formation
|
| gptkbp:age |
Jurassic
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:fossil |
plant fossils
dinosaur tracks fish fossils |
| gptkbp:locatedIn |
gptkb:Connecticut
gptkb:Massachusetts |
| gptkbp:namedFor |
gptkb:Portland,_Connecticut
W. M. Davis |
| gptkbp:overlies |
gptkb:East_Berlin_Formation
|
| gptkbp:partOf |
gptkb:Hartford_Basin
|
| gptkbp:primaryLithology |
gptkb:stone
siltstone |
| gptkbp:thickness |
up to 2000 meters
|
| gptkbp:underlies |
no significant overlying formation (top of Hartford Basin)
|
| gptkbp:yearNamed |
1898
|
| gptkbp:bfsParent |
gptkb:Hartford_Basin
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Portland Formation
|