Soil Summary:
very deep; very gravelly clay loam and very gravelly sandy loam surface layers over gravelly, very gravelly and extremely gravelly sandy loam, gravelly and very gravelly clay loam subsurface layers; lime at or near the soil surface; modest development (lime and clay accumulation); dominated by Pima County soil survey map units 60 (Pinaleno-Stagecoach complex, 5 to 16 percent slopes) and 61 (Pinaleno-Stagecoach complex, 10 to 35 percent slopes). These units comprise 49 and 41% of the ELT, respectively
Geologic Materials:
alluvium and residuum associated with sandstone, siltstone, and conglomerate, undivided (QTs), Pleistocene piedmont alluvium (Qi2, Qi, Qi1, Qi1r, Qi2r, Qi3, Qy), and Pantano Formation (Tp) which comprise 44%, 35% and 19% of the unit, respectively