Orr Formation
Orr Formation | |
---|---|
Stratigraphic range: Cambrian | |
Type | Geological formation |
Sub-units | Big Horse Limestone Member |
Thickness | 1,825 feet[1] |
Location | |
Region | Utah |
Country | United States |
Extent | House Range |
Type section | |
Named for | Orr Ridge |
Named by | Charles D. Walcott[1] |
Year defined | 1910[1] |
The Orr Formation is a geologic formation in Utah. It preserves fossils dating back to the Cambrian period.[1]
See also
References
- ^ a b c d Walcott, Charles D. (1910). "Nomenclature of some cambrian cordilleran formations". Smithsonian Miscellaneous Collections. 53 (1): 1–12.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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