Soil Summary:
mostly shallow to bedrock, better developed extremely channery loams over extremely channery clays related to phyllite and lacking lime; dominated by Pima County soil survey map unit 24 (Deloro-Rock outcrop complex, 15 to 60 percent slopes) which comprises 90% of the ELT
Geologic Materials:
alluvium, colluvium and residuum associated with the Glance Conglomerate? (KJg) and Holocene piedmont alluvium, undivided (Qy) which comprise 71% and 21% of the ELT, respectively