The Greyson Shale is a geologic formation in Montana. It preserves fossils.[2]

Greyson Shale
Stratigraphic range: Precambrian
TypeFormation
Unit ofMissoula Group[1]
Location
RegionMontana
CountryUnited States

See also

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References

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  1. ^ 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.
  2. ^ Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.