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Antelope Valley, Nevada, USA
| Formation | Antelope Valley |
|---|---|
| Member(s) | Middle |
| Age: | 472 - 458 Ma Ordovician |
| Interval | Whiterockian |
| Lithology | limestone/siltstone, "limestone", lime mudstone/wackestone |
| Number of Collections | 8 |
| Number of Occurrences | 116 |
Recorded Sample Locations
| Location | Region | Stratigraphic Name |
|---|---|---|
| D9807 CO. Dobbin Summit | Nye County, Nevada, USA | Antelope Valley |
| D1973 CO. Meiklejohn mud-mound | Nye County, Nevada, USA | Antelope Valley |
| Locality 89MR-1 | Eureka County, Nevada, USA | Antelope Valley |
| Locality 90R-BR | Eureka County, Nevada, USA | Antelope Valley |
| section 24 | Eureka County, Nevada, USA | Antelope Valley - Middle |
| D1507 CO | Nye County, Nevada, USA | Antelope Valley |
| USGS D-1903 CO | Nye County, Nevada, USA | Antelope Valley |
Associated Units
| Stratigraphic Name | Age | Lithology | Occurrence Records |
|---|---|---|---|
| Antelope Valley - Middle | 472 - 458 Ma Ordovician | limestone | 5 |
| Antelope Valley Limestone | 467 - 458 Ma Ordovician | lime mudstone, "limestone"/"shale", siltstone, wackestone, "limestone", dolomite | 406 |
| Antelope Valley Limestone - Upper | 472 - 458 Ma Ordovician | limestone, dolomite | 80 |
| Antelope Valley Ls | 472 - 458 Ma Ordovician | siltstone, "limestone", dolomite | 280 |
| Antelope Valley Ls - Middle | 472 - 458 Ma Ordovician | limestone | 17 |
| Antelope Valley Ls - Upper | 488 - 472 Ma Paleozoic | limestone | 12 |
| Copenhagen - A | 458 - 450 Ma Late/Upper Ordovician | shale, sandstone | 9 |
| Copenhagen - B | 458 - 450 Ma Late/Upper Ordovician | limestone | 110 |
| Copenhagen - C | 458 - 450 Ma Late/Upper Ordovician | siltstone | 107 |
| Goodwin | 479 - 472 Ma Early/Lower Ordovician | limestone/conglomerate, dolomite, "limestone", siltstone | 91 |
| Ninemile | 479 - 468 Ma Ordovician | limestone/"shale", "limestone", "shale", siltstone/"limestone", siltstone, "shale"/packstone | 184 |
| Ninemile Shale | 472 - 466 Ma Ordovician | mudstone/lime mudstone, "shale"/"limestone", "shale", "shale"/packstone, "limestone"/"shale", "limestone" | 100 |
| Pogonip - Copenhagen | 466 - 461 Ma Middle Ordovician | limestone | 1 |
| Pogonip - Goodwin | 485 - 472 Ma Paleozoic | limestone | 2 |
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!
