| State | Texas |
|---|---|
| Name | Chinle Formation |
| Geologic age | Late Triassic |
| Lithologic constituents |
Major
Sedimentary > Clastic > Mixed-clastic > Siltstone-mudstone (Bed)
Minor
Sedimentary > Clastic > Sandstone (Bed)
Incidental
Sedimentary > Carbonate > Limestone (Bed)
|
| Comments | Shale, siltstone, sandstone, thin limestone lentils, and mudstone; mostly dusky red with thin greenish shales; Thickness as much as 1,200 ft. |
| References | Bureau of Economic Geology, 1983, Tucumcari Sheet, Geologic Atlas of Texas, Bureau of Economic Geology, University of Texas at Austin, scale 1:250,000.Bureau of Economic Geology, 1992, Geologic Map of Texas: University of Texas at Austin, Virgil E. Barnes, project supervisor, Hartmann, B.M. and Scranton, D.F., cartography, scale 1:500,000. |
| NGMDB product | |
| Counties | Deaf Smith - Oldham |