Measured By Ada Swineford, 1955; Cedar Hills Sandstone,Sandstone, very fine-grained, silty, calcareous, friable, white (5Y8/1); contains white to pink granular gypsum "snowball" concretions in top part, average 6 inches diameter. Bottom contact gradational,Sandstone, fine-grained, calcareous, fairly resistant, red (white spots); forms base of top ledge,Siltstone, coarse, sandy, very friable, calcareous, red (white spots),Sandstone, very fine-grained, silty, very friable, slightly calcareous, red; contains scattered gypsum nodules,Sandstone, very fine-grained, very friable, calcareous, red (white spots),Sandstone, silty, and sandy siltstones; very fine-grained thin (0.6 foot or thinner), interbedded, red (white spots). Siltstones contain [...]