Purisima Formation

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Purisima Formation
Stratigraphic range: Late Miocene-Early Pleistocene
~7–3  Ma
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Purisima Formation sandstone at San Gregorio State Beach.jpg
Outcrop of Purisima Formation sandstone at San Gregorio State Beach
Type Formation
Lithology
Primary Sandstone, siltstone
Other Conglomerate, phosphorite
Location
Region California
Country United States
Trace fossils in Purisima Formation sandstone at San Gregorio State Beach in California Purisima Formation Trace Fossils.jpg
Trace fossils in Purisima Formation sandstone at San Gregorio State Beach in California

The Purisima Formation is a geologic formation in California that preserves fossils dating from the Late Miocene to Late Pliocene. [1] It stretches from Point Reyes to the Santa Cruz Mountains. [2]

Contents

See also

References

  1. ↑ Gomez, Marisa (2021-02-25). "A Guide to the Fossils of Santa Cruz County". Santa Cruz Museum of Natural History. Retrieved 2022-08-10.
  2. ↑ Powell, Charles; Barron, John; Sarna-Wojcicki, Andrei; Clark, Joseph; Perry, Frank; Brabb, Earl; Fleck, Robert (2007), "Age, Stratigraphy, and Correlations of the Late Neogene Purisima Formation, Central California Coast Ranges" (PDF), USGS Report: 4, Bibcode:2007usgs.rept....4P, doi:10.3133/pp1740


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