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Profile No. 12CW <br />Classification: <br />• Series :SARATON <br />Phase :Shallow <br />Location: SW,NW,NW,NE Sec.23, Township 135, Range 91W <br />This is a shallow, well drained (Class 4) loamy soil which occurs <br />on basalt colluvium talus with a slope of 65 percent at an elevation of <br />7450 ft and an aspect of 250 degrees. The soil is formed from basalt <br />boulders, has no outcrops (rockiness class 0), and 15-70X coverage of <br />basalt boulders (stoniness class 4). The soils permeability is moderate <br />(permeability class 4) with rapid runoff (runoff class 4) and no <br />groundwater. Mater has caused slight erosion (water erosion class 1) on <br />the soil. The climate is semi-arid. The dominant vegetation is Gambel <br />oak, serviceberry and adapted grasses. <br />A 0-4 inches. Brown (10 YR 4/3) loam, dark brown (10 YR 3/3) <br />moist; moderate fine granular primary structure; soft. very <br />friable, non sticky and non plastic; non calcareous; non <br />alkaline (pH 7.0 ); non saline (EC 0.29 mmhos/cm);~ clear <br />smooth boundary. <br />AC 4-11 inches. Dark brown (10 YR 3/3) clay loam, black (10 YR <br />2/3) moist; moderate medium subangular blocky primary <br />• structure; slightly hard. friable. slightly sticky and <br />slightly plastic; non calcareous; non alkaline (pH 7.0); non <br />saline (EC 0.35 mmhos/cm); gradual wavy boundary. <br />11-15 inches. Dark brown (10 YR 3/4) silty loam. very dark <br />grayish brown (10 YR 3/2) moist; fine, fine subangular blocky <br />primary structure; slightly hard, friable, non sticky and <br />slightly plastic; non calcareous; non alkaline (pH 1.0); non <br />saline (EC 0.35 mmhos/cm). <br />• <br />20 <br />