Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:age |
gptkb:Precambrian
|
| gptkbp:composedOf |
metamorphic rocks
igneous rocks |
| gptkbp:contains |
minerals
ore deposits |
| gptkbp:exposedBy |
shields
cratons |
| gptkbp:foundIn |
continental crust
|
| https://www.w3.org/2000/01/rdf-schema#label |
Precambrian basement
|
| gptkbp:significance |
oldest rocks on Earth
|
| gptkbp:studiedIn |
geology
|
| gptkbp:underlies |
Phanerozoic sedimentary rocks
|
| gptkbp:bfsParent |
gptkb:Potsdam_Sandstone
gptkb:Lewisian_gneiss gptkb:East_European_Craton gptkb:Interior_Platform |
| gptkbp:bfsLayer |
7
|