Balumtun Sandstone

Balumtun Sandstone
Balumtun Sandstone
Stratigraphic range: Aquitanian; ~23–22.5 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Type	Formation
Unit of	Río Concepción Group
Underlies	Tulijá Formation
Overlies	Mazantic Shale
Thickness	760 metres
Lithology
Primary	Sandstone
Other	Conglomerate
Location
Coordinates	17°06′N 92°42′W / 17.1°N 92.7°W
Approximate paleocoordinates	17°42′N 89°00′W / 17.7°N 89.0°W
Region	Chiapas
Country	Mexico
Type section
Named for	Balumtun

The Balumtun Sandstone is a geologic formation in Chiapas, Mexico. The formation is up to 760 metres thick, and consists of gray sandstone, that were deposited during the Upper Aquitanian stage of the Early Miocene.

References

Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.

M. d. C. Perrilliat, F. J. Vega, and M. A. Coutiño. 2010. Miocene mollusks from the Simojovel area in Chiapas, southwestern Mexico. Journal of South American Earth Sciences 30:111-119
S. D. Webb, B. L. Beatty, and G. Poinar, Jr. 2003. New evidence of Miocene Protoceratidae including a new species from Chiapas, Mexico. Bulletin of the American Museum of Natural History 279:348-367

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Balumtun Sandstone
Stratigraphic range: Aquitanian ~23–22.5 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Type	Formation
Unit of	Río Concepción Group
Underlies	Tulijá Formation
Overlies	Mazantic Shale
Thickness	760 metres
Lithology
Primary	Sandstone
Other	Conglomerate
Location
Coordinates	17°06′N 92°42′W / 17.1°N 92.7°W / 17.1; -92.7
Approximate paleocoordinates	17°42′N 89°00′W / 17.7°N 89.0°W / 17.7; -89.0
Region	Chiapas
Country	Mexico
Type section
Named for	Balumtun