| State | Texas |
|---|---|
| Name | Capitan Formation |
| Geologic age | Permian; Guadalupe Series |
| Lithologic constituents | Major
Sedimentary > Carbonate > Dolostone (Bed)
Sedimentary > Carbonate > Limestone (Bed)
|
| Comments | GUADALUPE MTNS: reef limestone, in shelfward part dolomitic, massive, beds mostly 15 to 100 ft. thick, white, light gray, grayish yellow, brownish yellow; grades to Carsbad Group shelfward, to Bell Canyon Formation basinward (southeastward); marine fossils; thickness 1,000-2,000 ft. APACHE MTNS: reef limestone and dolomite, medium to coarse grained, indistinctly to thickly bedded, very light to dark gray; grades to Bell Canyon Formation basinward (northward), to Yates and Seven Rivers Formations shelfward (southward); marine megafossils; thickness up to 900 ft. |
| References | Bureau of Economic Geology, 1968, Van Horn-El Paso Sheet, Geologic Atlas of Texas: Bureau of Economic Geology, The 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 | Brewster - Culberson - Hudspeth - Pecos |