| State | Texas |
|---|---|
| Name | Cloud Chief Formation |
| Geologic age | Permian; Guadalupe Series |
| Lithologic constituents |
Major
Sedimentary > Chemical > Evaporite > Gypsum (Bed)
Incidental
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Clastic > Mudstone > Shale (Bed)
|
| Comments | Mostly gypsum, white, gray, and ping. Also sandstone, sand, shale, gypsum, selenite, and dolomite, interbedded Sandst and sand fine-grain quartz, silty, locally gypsiferous, thin bedded -massive, shades of red mottled green. Shale sandy, massive, red. gypsum thin bedded - massive, white, pink. Dolomite, thin discont. beds assoc. with gypsum, gray. |
| References | Bureau of Economic Geology, 1974, Big Spring Sheet, Geologic Atlas of Texas: University of Texas at Austin, Bureau of Economic Geology, 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 | Hansford - Ochiltree |