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39 <br /> SCS-SOILS-272G U.S.DEPARTMENT Or AGRICULTURE <br /> REV. 12-�0 SOIL DESCRIPTION SOIL CONSERVATION SERVICE <br /> FILE CODE SOILS-11 <br /> Soil type Persayo clay loam Sample #5 File No. <br /> Area Nucla Mine, near Naturita, Colorado Date 18, 1979 =Stopo. 5 <br /> Classification fine loamy mixed (calcareous) frigid, paralithic ustic Torriorthent <br /> Location N425 X E 113 00 Nu la Mine B W <br /> N.veg.(or crop)Native pinion-sage and grasses/forbs Climate MAT--40-45 MAP--12-13" <br /> Parent material soft shale and interbedded sandstone <br /> Physiography upland ride _ <br /> Relief convex c slope Drainage good to excessive Salt or alkali none <br /> Elevation 5650 Gr.water noneStoniness <br /> Slope 10-20% Moisture moist <br /> Aspect Root distrib. %Clay• <br /> Erosion slight to moderate I %Coarse fragments• -2 ° %Coarser than V.F.S.• <br /> Permeability moderate to moderatly slow <br /> Additional notes Sal 1 ridge i n cn1lthPact part of Sin1,LSfn1,L2� These aria shaI I a.' ani I s - -' <br /> sandstones and sandy shales. They are usually calga eons and may have gands nnP fra=nt� <br /> in profile with increasing amounts downward. They are best suited for grazing uses. <br /> • Control section average <br /> Color Consistence J 4401t <br /> Horizon Depth Texture Structure Reac• Bound ` 6Ie <br /> Dry Moist Dry Moist Wet tion ry <br /> Mass- <br /> A 0-4 10YR 5/8 SCL ive H fr s es cs many few <br /> coarse <br /> Cl 4-10 10YR 5/6 SCL block VH Ifr vs ev d few few <br /> includes 7.6 few <br /> C2 0-60 sandy shales 2.5Y 5/4 S.C. massi e VH fm vs ev' d few to <br /> Sandstone and -shale <br />