Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:geological_formation
|
| gptkbp:age |
gptkb:Early_Devonian
|
| gptkbp:composedOf |
gptkb:limestone
gptkb:stone gptkb:dolomite |
| gptkbp:containsFossilsOf |
corals
brachiopods crinoids trilobites |
| gptkbp:foundIn |
gptkb:Maryland
gptkb:New_York gptkb:Pennsylvania gptkb:West_Virginia |
| gptkbp:locatedIn |
gptkb:Northeastern_United_States
|
| gptkbp:namedAfter |
gptkb:Helderberg_Mountains
|
| gptkbp:overlies |
Salina Group
|
| gptkbp:stratigraphicUnitOf |
gptkb:Appalachian_Basin
|
| gptkbp:subunit |
Becraft Formation
Coeymans Formation Manlius Formation New Scotland Formation Rondout Formation |
| gptkbp:underlies |
gptkb:Onondaga_Limestone
|
| gptkbp:bfsParent |
gptkb:Onondaga_Limestone
gptkb:Onondaga_limestone gptkb:Oriskany_sandstone |
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Helderberg Group
|