Lytle Formation
Geologic formation in Colorado and New Mexico, US / From Wikipedia, the free encyclopedia
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For the Permian unit of the same name, see Lytle Limestone member of the Arroyo Formation.
The Lytle Formation or Lytle Sandstone is a geologic formation found in Wyoming,[2] Colorado,[3] and New Mexico.[4]
Quick Facts Lytle Formation, Type ...
Lytle Formation Lytle Sandstone | |
---|---|
Stratigraphic range: Aptian–Albian | |
Type | Formation/Formation Member |
Unit of | North-central CO:Dakota Group South-central CO:Purgatoire Formation[1] |
Underlies | South Platte Formation (at Dinosaur Ridge) Glencairn Formation (valley of the Dry Cimarron) |
Overlies | Morrison Formation (unconformably) |
Thickness | 40–120 feet (12–37 m) |
Lithology | |
Primary | Sandstone |
Other | conglomeratic sandstone (notably chert gravel), variegated claystone[1] |
Location | |
Coordinates | 38.6025°N 104.867778°W / 38.6025; -104.867778 |
Region | Colorado New Mexico Wyoming |
Country | United States |
Type section | |
Named for | Lytle, Colorado |
Named by | G.I. Finlay |
Year defined | 1916 |
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