Cutler Formation
Geologic formation in the Four Corners, US / From Wikipedia, the free encyclopedia
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The Cutler Formation or Cutler Group is a rock unit that is exposed across the U.S. states of Arizona, northwest New Mexico, southeast Utah and southwest Colorado. It was laid down in the Early Permian during the Wolfcampian epoch.
Quick Facts Type, Sub-units ...
Cutler Formation | |
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Stratigraphic range: Wolfcampian to Leonardian | |
Type | Geological formation |
Sub-units | De Chelly Sandstone, White Rim Sandstone, Organ Rock Shale, Cedar Mesa Sandstone, Elephant Canyon Formation, Halgaito Shale[1][2] |
Underlies | Chinle Formation Moenkopi Formation |
Overlies | Hermosa Group |
Thickness | over 1,000 feet (300 m) |
Lithology | |
Primary | Iron-rich arkose sandstone |
Location | |
Coordinates | 38.096°N 107.702°W / 38.096; -107.702 |
Approximate paleocoordinates | 0.7°N 36.1°W / 0.7; -36.1 |
Region | Colorado Plateau |
Country | United States |
Extent | Arizona Colorado New Mexico Utah |
Type section | |
Named for | Cutler Creek, north of Ouray, Co |
Named by | Cross & Howe |
Year defined | 1905 |
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