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Catamount Series • H~ Depth class: Shallow Drainage class: Well drained Parent material:- Residuum from granite that breaks down to grus Landscape position: Mountains Slope: 15 to 70 percent Average annual precipitation: 17 to 20 inches Average annual air temperature: 38 to 42 degrees F Taxonomic class: Loamy-skeltal, mixed, nonacid, shallow Typic Cryorthents Typical Pedon Catamount gravelly sandy loam in an area of Catamount-Guffey complex, 15 to 40 percent slopes, about 800 feet south and 2,200 feet east of the northwest corner of Sec. 13, T. 13 S., R. 69 W. Oi=1/2 to 0 inches; fir needles and twigs. A=0 to 2 inches; dark grayish brown (lOYR 4/2) gravelly sandy loam, very dark brown moist; moderate fine granular structure; soft, very friable, slightly sticky and nonplastic; 20 percent gravel; strongly acid; clear wavy boundary. AC=2 to 8 inches; yellowish brown (lOYR 5/4) very gravelly sandy loam, dark yellowish brown (lOYR 4/4) moist; weak fine granular structure; soft, very friable, slightly sticky and nonplastic; 45 percent gravel; strongly acid; clear wavy boundary. C=8 to 12 inches; light brown (7.SYR 6/4) extremely gravelly loamy coarse sand, brown (7.5YR 4/4) moist; single grain; loose, nonsticky and nonplastic; 65 percent gravel; strongly acid; abrupt wavy boundary. Cr=12 to 21 inches; weathered granite that breaks into grus. R=21 inches; granite. Range in Characteristics Depth to bedrock: 10 to 20 inches Content of gravel in the AC horizon: 35 to 80 percent Content of gravel in the C horizon: 50 to 85 percent Hue: 7.SYR or lOYR Reaction: strongly acid through neutral A horizon: Texture=gravelly sandy loam, very gravelly sandy loam C horizon: Texture (fine-earth fraction)=sandy loam, coarse sandy loam, loamy coarse sand, loamy sand, coarse sand, very coarse sand ADYABCE CDPY SUBJECT TO CHAS