Ecological Land Type

ELT 130c

Elevation Range
Minimum: 
1146 m
Minimum in ft: 
3760 ft
Maximum: 
1405 m
Maximum in ft: 
4610 ft
Median: 
1257 m
Median in ft: 
4124 ft
Soil Summary: 
dominant soils are very shallow and shallow to granite and similar rocks; very cobbly loams or very gravelly sandy loams throughout; some soils have gravelly coarse sandy loam surfaces and sandy clay loam subsoils; no lime; little or no soil development to modest development (clay accumulation); nearly complete coverage of the unit indicates Pima County soil survey map units 52 (Oracle-Romero-Rock outcrop complex, 5 to 35 percent slopes) and 40 (Lampshire-Romero-Rock outcrop complex, 10 to 65 percent slopes) dominate
Geologic Materials: 
slope alluvium, colluvium and residuum associated mostly with Catalina-Rincon igneous metamorphic complex (TXm). It comprises 96% of the unit
Landforms: 
coarsely to moderately dissected elevated plains and hills with weak drainage incision