Stadium Conglomerate
The Stadium Conglomerate is a geologic formation in San Diego County, California.[1][2] It is found at the northern end of Mission Valley near San Diego Stadium.
| Stadium Conglomerate | |
|---|---|
| Stratigraphic range: Eocene | |
| Type | Geologic formation |
| Underlies | Mission Valley Formation |
| Overlies | Friars Formation |
| Lithology | |
| Primary | Conglomerate |
| Location | |
| Region | San Diego County, California |
| Country |  United States |
| Type section | |
| Named for | San Diego Stadium |
Geology
The formation consists of a massive cobble conglomerate with a dark yellowish-brown coarse-grained sandstone matrix.[1] The conglomerate has dispersed lenses of fossiliferous crossbedded sandstone.[1]
It overlies the Friars Formation, and underlies the sandstone Mission Valley Formation.[1]
Fossil content
It preserves fossils dating back to the Eocene epoch of the Paleogene period, during the Cenozoic Era.[3] The fossils include calcareous nanoplankton.[1]
See also
- Geology of San Diego County, California
- Paleogene Period in California
- List of fossiliferous stratigraphic units in California
- Paleontology in California
References
- Kennedy, Michael P. (1975). Geology of the San Diego metropolitan area, California. California Division of Mines and Geology.
- Geiconsultants.com: Geologic Formations of Western San Diego County, by Jeffrey D. Brown, R.G., C.E.G. − circa 1996.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
Further reading
- "General Plan Final Program EIR: 3.11 Paleontological Resources" (PDF). City of San Diego.
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