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This page was last edited on 18 November 2024, at 07:48 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
The Smackover Formation is a geologic formation that extends under parts of Arkansas, Louisiana, Texas, Alabama, Mississippi, and Florida. [1] It preserves fossils dating back to the Jurassic period. The formation is a relic of an ancient sea that left an extensive, porous, and permeable limestone geologic unit.
Paleontology in Arkansas refers to paleontological research occurring within or conducted by people from the U.S. state of Arkansas. The fossil record of Arkansas spans from the Ordovician to the Eocene. [1] Nearly all of the state's fossils have come from ancient invertebrate life. [1] During the early Paleozoic, much
This page was last edited on 19 February 2023, at 19:20 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
The Fayetteville Shale is a geologic formation of Mississippian age (354–323 million years ago) composed of tight shale within the Arkoma Basin of Arkansas and Oklahoma. [4] [7] It is named for the city of Fayetteville, Arkansas, and requires hydraulic fracturing to release the natural gas contained within.
List of fossiliferous stratigraphic units in Arkansas This page was last edited on 7 April 2015, at 22:39 (UTC). Text is available under the Creative Commons ...
List of fossiliferous stratigraphic units in Arkansas This page was last edited on 30 November 2014, at 05:58 (UTC). Text is available under the Creative Commons ...
Smithville Formation; Stratigraphic range: Ordovician: Type: Formation: Sub-units: Black Rock Limestone Member: Underlies: Everton Formation: Overlies: Powell ...