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Salado and Castile Formations, undivided

Salado and Castile Formations, undivided
State Texas
Name Salado and Castile Formations, undivided
Geologic age Phanerozoic | Paleozoic | Permian [Ochoa]
Comments Castile marine evaporite, gypsum, anhydrite with calcite and limestone. breccia zone at top shows massive recrystallization. Banded, 5-30 alternating laminae of brown calcite and white gypsum per inch. highly contorted. limest. units scarce. At base up to 100 ft of dolomitic ls. thickness 1,500-2,000 ft. Salado mainly rock salt with massive anhydrite, redbeds, shaly sandstone and lenses of polyhalite. Local concentra. of other salts. northern Loving Co., TX in Permian basin. 1,400 ft thick
Primary rock type evaporite
Secondary rock type evaporite
Other rock types limestone
Lithologic constituents
Major
Sedimentary > Chemical > Evaporite > Anhydrite (Bed)
Minor
Sedimentary > Chemical > Evaporite > Gypsum (Bed)
Map references
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
Unit 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.
Counties Culberson