Properties (11)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:age |
Middle to Late Devonian
|
| gptkbp:composedOf |
shale
|
| gptkbp:contains |
fossils
|
| https://www.w3.org/2000/01/rdf-schema#label |
Nonesuch Shale
|
| gptkbp:locatedIn |
gptkb:Michigan
19th century |
| gptkbp:operates_in |
gptkb:Copper_Harbor_Conglomerate
gptkb:Potsdam_Sandstone |
| gptkbp:partOf |
Lake Superior region
|
| gptkbp:resolution |
up to 300 feet
|