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

Land Type Association: LTA 18

Ecological Unit: Upper Sonoran desert on hills and mountains of sedimentary, metasedimentary, and extrusive rocks

Map with the ELT 18b polygon highlighted.

ELT 18b

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