Nonpetroleum Minerals | Texas Almanac
Gypsum is one of the important industrial minerals in Texas. Bedded gypsum is produced from surface mines in Culberson, Fisher, Gillespie, Hardeman, Hudspeth, Kimble, Nolan, and Stonewall counties. Gypsum was formerly mined at Gyp Hill salt dome in Brooks County and at Hockley salt .