Aztec Sandstone
Early Jurassic geological formation in the Mojave Desert, United States / From Wikipedia, the free encyclopedia
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The Aztec Sandstone is an Early Jurassic geological formation of primarily eolian sand from which fossil pterosaur tracks have been recovered.[4] The formation is exposed in the Mojave Desert of Arizona, California and Nevada. Aztec Sandstone is named after the Aztec Tank,[5] a lake in the Spring Mountain region of Nevada.
Quick Facts Type, Underlies ...
Aztec Sandstone | |
---|---|
Stratigraphic range: Early Jurassic | |
Type | Sedimentary |
Underlies | Willow Tank Formation[1] |
Overlies | Chinle Formation |
Area | Nevada,[2] Arizona, California[3] |
Thickness | 2,100 ft (640 m) in Goodsprings quadrangle[2] 2,500 ft (760 m) in Muddy Mountain area[1] |
Lithology | |
Primary | sandstone |
Other | arenite, sand |
Location | |
Coordinates | 35.4°N 115.5°W / 35.4; -115.5 |
Approximate paleocoordinates | 20.8°N 53.4°W / 20.8; -53.4 |
Region | Mojave Desert |
Country | United States |
Type section | |
Named by | D. F. Hewett[2] |
Year defined | 1931 |
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