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Petroleum geology and the distribution of conventional crude oil, natural gas, and natural gas liquids, East Texas basin, USGS Open-File Report 88-450K Author R.Q. Foote, L.M. Massingill, and R.H. Wells
Shaded relief map of the Llano Estacado. Texas contains a wide variety of geologic settings. The state's stratigraphy has been largely influenced by marine transgressive-regressive cycles during the Phanerozoic, with a lesser but still significant contribution from late Cenozoic tectonic activity, as well as the remnants of a Paleozoic mountain range.
Navarro Group stratigraphic column in Texas The Navarro Group is a geologic group in Arkansas , Texas and Coahuila , Mexico . It preserves fossils dating back to the Cretaceous period .
Edwards Group stratigraphic column in Texas. The Edwards Group is a geologic group in Texas.It preserves fossils dating back to the Cretaceous period.. A stratigraphic column at the Mount Bonnell Fault location starts with the Lower Cretaceous Trinity Group overlain by the Edwards Group.
The Arroyo Formation, sometimes termed the Lower Clear Fork Formation, is a geologic formation in Texas. [1] It preserves fossils dating back to the Kungurian stage of the Permian period. [2] It is the lower-most portion of the Clear Fork Group, part of a series of fossiliferous Permian strata in the south-central United States known as the red ...
Cretaceous Formations of the Dallas-Fort Worth Metroplex Geologic map and the labeled geologic formations that lie directly beneath the surface in Dallas County Cretaceous formations of Texas Where the DFW Metroplex was located during the last super continent known as Pangea Placement of Tectonic Plates and DFW location around ≈94 million years ago The Cretaceous rocks in the DFW Metroplex ...
The Trujillo Formation is a geologic formation in Texas [1] and New Mexico. [2] It preserves fossils dating back to the upper Triassic period. [2]
Georgetown Formation stratigraphic column in Texas. The Georgetown Formation is a geologic formation in Mexico and the United States. It preserves fossils dating back to the Cretaceous period. A stratigraphic column at the Mount Bonnell location starts with the Lower Cretaceous Trinity Group overlain by the Edwards Group and the Georgetown ...