| Sweetwater Formation | |
|---|---|
| Stratigraphic range: Paleogene | |
| Type | Formation |
| Location | |
| Region | California |
| Country | United States |
The Sweetwater Formation is a geologic formation in California. It preserves fossils from the Late Eocene period. It underlies the Otay Formation, which reserves fossils of the Oligocene to Miocene periods of the Cenozoic Era.
It is located in the Peninsular Ranges province. The formation is composed of the angular-conglomerate, gritstone, sandstone and mudstone facies.
See also
References
- ^ Walsh, Stephen L.; Demere, Thomas A. (1991). "Age and Stratigraphy of the Sweetwater and Otay Formations, San Diego County, California": 131–148.
{{cite journal}}: Cite journal requires|journal=(help) - Scheidemann, Robert C. Jr.; Kuper, Herman T. (1979). "Stratigraphy and Lithofacies of the Sweetwater and Rosarito Beach Formations, Southwestern San Diego County, California and Northwestern Baja California, Mexico": 107–118.
{{cite journal}}: Cite journal requires|journal=(help)
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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