The Turlock Lake Formation is an Early Pleistocene geologic formation in the Sierra Nevada foothills in Sacramento County, California. Cities in/over the formation's area include Citrus Heights, Carmichael, and Roseville.[1]
| Turlock Lake Formation | |
|---|---|
| Stratigraphic range: Early Pleistocene | |
| Type | Geologic formation |
| Underlies | Riverbank Formation |
| Overlies | Mehrten Formation, North Merced Pediment and Gravels |
| Lithology | |
| Primary | Granitic sand over stratified silt |
| Location | |
| Region | Sacramento County, California |
| Country | United States |
The Turlock Lake Formation is a fan deposit of dominantly granitic alluvium covering the westward extension of the North Merced Pediment and Gravels formation, and directly overlying the Mehrten Formation.[2]
It preserves Early Pleistocene Quaternary period fossils.
See also
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References
edit- ^ California Geological Survey: Geologic Map of the Sacramento Quadrangle
- ^ California Division of Mines and Geology.ca..gov: "The GEOLOGY, GEOMORPHOLOGY, and SOILS of the SAN JOAQUIN VALLEY in the VICINITY of the MERCED RIVER, CALIFORNIA.", by RODNEY J. ARKLEY Lecturer and Specialist in the Agricultural Experiment Station, Department of Soils and Plant Nutrition, University of California, Berkeley, California.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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