Ecological Land Type

ELT 197c

Elevation Range
Minimum: 
1170 m
Minimum in ft: 
3840 ft
Maximum: 
1541 m
Maximum in ft: 
5057 ft
Median: 
1339 m
Median in ft: 
4393 ft
Soil Summary: 
dominant soils are very shallow and shallow to granite and similar rocks; very cobbly loams and very gravelly sandy loams throughout, and some better developed soils sandy clay loam subsoils; no lime; no to modest soil development; the mapped area is dominated by Pima County soil survey map units 40 (Lampshire-Romero- Rock outcrop complex, 10 to 65 percent slopes) and 52 (Oracle-Romero-Rock outcrop complex, 5 to 35 percent slopes) which comprise 66% and 34% of the unit, respectively
Geologic Materials: 
alluvium, colluvium and residuum associated with landslide deposits (Qls) and the Catalina-Rincon igneous metamorphic complex (TXm) which comprise 54% and 46% of the unit, respectively
Landforms: 
coarsely dissected, weakly incised mountain slopes