The La Joya Formation is a Jurassic period geologic formation in north central Mexico.[1] It is located in the Sierra Madre Oriental range, in southwestern Tamaulipas state.[2][3]

La Joya Formation
Stratigraphic range: Mid-Late Jurassic[1]
~181–163 Ma
TypeGeologic formation
UnderliesIndidura Formation
OverliesLa Boca Formation,
Huizachal Formation
Lithology
PrimaryMarine sediments
Location
RegionSierra Madre Oriental,
Tamaulipas
CountryMexico

It preserves fossils dating back to the Jurassic period.[4]

See also

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References

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  1. ^ a b Mesozoic Sedimentary and Tectonic History of North-central Mexico, Issue 340; pg 221; edited by Claudio Bartolini, James Lee Wilson, Timothy Frost Lawton.
  2. ^ "Petrology of the Middle Jurassic La Joya Formation, Sierra Madre Oriental, Southwestern Tamaulipas, Mexico"; Allen, Woods Wilkinson; 1976 Master's thesis, Texas A&M University
  3. ^ "Stratigraphy and petrology of the Middle Jurassic La Joya Formation, Miquihuana, Aramberri-Mezquital, and Real de Catorce areas, Mexico"; by Joel Joseph Lazzeri; University of New Orleans, 1979
  4. ^ Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.