Nocona Formation
Geologic formation in Texas, United States / From Wikipedia, the free encyclopedia
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The Nocona Formation is a geological formation in Texas, dating back to the Wolfcampian series (Early Permian). As part of the Texas red beds, it is one of several formations renowned for dense bonebeds of terrestrial vertebrate fossils.[1][2][3]
Quick Facts Type, Unit of ...
Nocona Formation | |
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Stratigraphic range: Early Permian, Wolfcampian (Sakmarian?–Artinskian?) | |
Type | Formation |
Unit of | Wichita Group |
Underlies | Petrolia Formation |
Overlies | Archer City Formation |
Thickness | 350 ft. |
Lithology | |
Primary | mudstone |
Other | sandstone, siltstone |
Location | |
Region | Texas |
Country | United States |
Type section | |
Named by | Hentz & Brown, 1987 |
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