Greyson Shale
The Greyson Shale is a geologic formation in Montana. It preserves fossils.[2]
| Greyson Shale | |
|---|---|
| Stratigraphic range: Precambrian | |
| Type | Formation |
| Unit of | Missoula Group[1] |
| Location | |
| Region | Montana |
| Country | United States |
References
- Clyde P. Ross (1959). "Geology of Glacier National Park and the Flathead Region, Northwestern Montana" (PDF). Geological Survey Professional Paper. 296: 17. doi:10.3133/PP296. ISSN 0096-0446. Wikidata Q59345647.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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