Ecological Land Type

ELT 18b

Elevation Range
Minimum: 
887 m
Minimum in ft: 
2911 ft
Maximum: 
1331 m
Maximum in ft: 
4368 ft
Median: 
1052 m
Median in ft: 
3451 ft
Soil Summary: 
soils mostly shallow to bedrock in a complex of limy very gravelly over extremely cobbly loams with little or no development associated with limestone and better developed non-limy extremely channery loams over extremely channery clays related to phyllite; unit dominated by Pima County soil survey map unit 42 (Mabray-Deloro-Rock outcrop complex, 25 to 60 percent slopes). This unit comprises 98% of the ELT
Geologic Materials: 
alluvium, colluvium and residuum associated with Glance Conglomerate/Bisbee Group (KJb, KJbg); sandstone, siltstone and conglomerate, undivided (QTs) and tectonites (P1s) which comprise 63%, 17% and 15% of the unit, respectively
Landforms: 
coarsely to moderately dissected, moderately to deeply incised mountain slopes