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Nakkholmen, Norway
| Formation | Nakkholmen |
|---|---|
| Age: | 456 - 452 Ma Late/Upper Ordovician |
| Interval | Oandu |
| Lithology | limestone/"shale", "shale", lime mudstone/"limestone" |
| Number of Collections | 17 |
| Number of Occurrences | 94 |
Recorded Sample Locations
| Location | Region | Stratigraphic Name |
|---|---|---|
| Bygdö | Vang, Innlandet, Norway | Nakkholmen |
| Fornebu | Bærum (Baerum), Viken, Norway | Nakkholmen |
| Ostøya | Bærum (Baerum), Viken, Norway | Nakkholmen |
| Raudskjer | Asker, Viken, Norway | Nakkholmen |
| Røyse | Hole, Buskerud, Norway | Nakkholmen |
| Solheim-Rud | Jevnaker, Viken, Norway | Nakkholmen |
| Vestbråtan | Hole, Buskerud, Norway | Nakkholmen |
| Frok | Ringerike, Buskerud, Norway | Nakkholmen |
| Beach section at Bratterud | Rollag, Buskerud, Norway | Nakkholmen |
| Norderhov | Ringerike, Buskerud, Norway | Nakkholmen |
| Rud | Ringerike, Buskerud, Norway | Nakkholmen |
| Vestbråten | Oslo, Norway | Nakkholmen |
| Hvalstad | Asker, Viken, Norway | Nakkholmen |
| Hestesund | Asker, Viken, Norway | Nakkholmen |
| between Hvalstad & Billingstad railway section | Asker, Viken, Norway | Nakkholmen |
Associated Units
| Stratigraphic Name | Age | Lithology | Occurrence Records |
|---|---|---|---|
| Arnestad | 458 - 450 Ma Late/Upper Ordovician | shale/"limestone", "shale", "limestone"/"shale", "limestone" | 159 |
| Arnestad - Upper | 461 - 456 Ma Ordovician | limestone, "shale" | 9 |
| Elnes | 464 - 461 Ma Middle Ordovician | shale/"limestone", "shale", "limestone" | 122 |
| Elnes - Engervik | 464 - 461 Ma Middle Ordovician | shale/"limestone", "limestone", "shale" | 124 |
| Frognerkilen | 458 - 452 Ma Late/Upper Ordovician | limestone/"shale", "limestone", "shale"/"limestone" | 74 |
| Frognerkilen - Lower | 461 - 452 Ma Ordovician | limestone | 2 |
| Grimsøya | 450 - 446 Ma Late/Upper Ordovician | limestone, "limestone"/"shale" | 33 |
| Husbergøya | 445 - 443 Ma Paleozoic | limestone, "shale", sandstone | 221 |
| Norderhov | 458 - 452 Ma Late/Upper Ordovician | lime mudstone/"limestone" | 32 |
| Skjerholmen | 450 - 446 Ma Late/Upper Ordovician | shale | 6 |
| Skogerholmen | 450 - 446 Ma Late/Upper Ordovician | limestone, "shale"/"limestone", "limestone"/"shale" | 16 |
| Solvang | 456 - 446 Ma Late/Upper Ordovician | limestone/"shale", "limestone", "shale" | 216 |
| Solvang - Upper | 452 - 450 Ma Late/Upper Ordovician | limestone | 40 |
| Sørbakken | 450 - 444 Ma Paleozoic | limestone/"shale", "limestone", "shale" | 52 |
| Venstøp | 450 - 445 Ma Late/Upper Ordovician | shale, "limestone" | 33 |
| Venstøp - Frognøya | 450 - 446 Ma Late/Upper Ordovician | shale | 7 |
| Vollen | 458 - 450 Ma Ordovician | limestone/"shale", "shale"/"limestone", "limestone" | 136 |
Recorded Fossils
References
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
