The Palomas series is a member of the fine, loamy, mixed, thermic family of Typic Haplargids. B2t horizons, and brownish sandy loam C horizons that are noncalcareous, or have only weak accumulation of lime below 40 inches. Palomas fine sand, rangeland. Thickness of the solum is more than 24 inches.
Mineralogy is mixed.
Concretions or soft bodies of lime are lacking at depths of less than 40 inches and calcic horizons are lacking above 50 inches depth. It is fine sand or sandy loam. The horizon is usually structureless, single grain but some have weak subangular blocky structure. The A horizon or the upper 15 inches of the solum averages less than 0.4 percent organic matter. The Bt horizon is heavy sandy loam or sandy clay loam containing 18 to 35 percent clay.