Ecological Land Type

ELT 12p

Elevation Range
Minimum: 
1925 m
Minimum in ft: 
6316 ft
Maximum: 
2252 m
Maximum in ft: 
7389 ft
Median: 
2155 m
Median in ft: 
7070 ft
Soil Summary: 
dominant soils are shallow to moderately deep, very flaggy and flaggy loams and sandy loams and gravelly fine sandy loams over very channery and flaggy sandy loams, gravelly sandy loams and fine sandy loams, and clays, no lime present, weak to strong development; unit dominated by Pima County soil survey map units 77 (Spudrock-Lemmon complex, 15 to 45 percent slopes) and 76 (Spudrock-Far-Rock outcrop complex, 25 to 65 percent slopes). These units comprise 70% and 29% of the ELT, respectively
Geologic Materials: 
alluvium, colluvium and residuum associated with the Catalina-Rincon igneous metamorphic complex (TXm), landslide deposits (Qls), and felsic volcanic rocks (Tf) which comprise 96%, 1% and 1% of the unit, respectively
Landforms: 
coarsely dissected, moderately to deeply incised mountain slopes (ridge has little dissection)