San Joaquin Formation

Last updated
San Joaquin Formation
Stratigraphic range: Neogene
Type Geologic formation
Underlies Tulare Formation
Overlies Etchegoin Formation
Location
Region San Joaquin Valley, California
Country United States

The San Joaquin Formation is a Pliocene epoch geologic formation in the lower half of the San Joaquin Valley in central California. [1]

Contents

Geology

With the underlying Etchegoin Formation, it is associated with the numerous oil fields in the central and southern San Joaquin Valley. [1] It is overlaid by the Tulare Formation. [1]

It preserves fossils dating back to the Neogene period of the Cenozoic Era. [2]

See also

References

  1. 1 2 3 USGS.gov: "Neogene Gas Total Petroleum System—Neogene Nonassociated Gas Assessment Unit of the San Joaquin Basin Province"; Chapter 22 of the Petroleum Systems and Geologic Assessment of Oil and Gas in the San Joaquin Basin Province, California; by Allegra Hosford Scheirer and Leslie B. Magoon.
  2. ↑ Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database" . Retrieved 17 December 2021.


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