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 |
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.
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]
It preserves fossils dating back to the Eocene epoch of the Paleogene period, during the Cenozoic Era.[3] The fossils include calcareous nanoplankton.[1]
Original source: https://en.wikipedia.org/wiki/Stadium Conglomerate.
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