1/31/2024 0 Comments Achroma sc![]() Sandstone gravel, cobbles, stones, and boulders. Rock fragments: 0 to 35 percent in A, Ap, and upper Bt 15 to 50 percent in lower Bt, BC,and C horizons. Thickness: Solum is greater than 60 inches.ĭepth to rock: more than 60 inches to hard bedrock. TYPE LOCATION: Wythe County, Virginia 0.77 miles southeast of the junction of highways VA-640 and VA-720, and 1.5 miles southwest of the junction of highways VA-720 and VA-649. (Combined thickness of the Bt horizons is 58 inches or more) ![]() (0 to 6 inches thick)īt1-6 to 23 inches reddish yellow (7.5YR 6/6) sandy loam weak medium subangular blocky structure friable, slightly sticky, nonplastic common fine, medium and coarse roots sand grains bridged and coated with clay 10 percent gravel and cobbles strongly acid clear smooth boundary.īt2-23 to 40 inches strong brown (7.5YR 5/8) sandy loam common fine faint reddish yellow (7.5YR 7/8) mottles weak medium subangular blocky structures friable, slightly sticky, nonplastic common fine and medium roots sand grains bridged and coated with clay 10 percent gravel and cobbles strongly acid clear smooth boundary.īt3-40 to 64 inches mottled yellowish red (5YR 5/8), red (2.5YR 4/8), and yellowish brown (10YR 5/6), gravelly coarse sandy loam weak, medium, subangular blocky structure friable, slightly sticky, nonplastic few fine roots sand grains bridged and coated with clay 30 percent gravel and cobbles strongly acid. ![]() Oi-0 to 2 inches partially decomposed leaves, needles, and twigs.Ī-2 to 6 inches brown (7.5YR 5/4) gravelly sandy loam weak, fine and medium granular structure friable, slightly sticky, nonplastic many fine, medium and coarse roots 25 percent gravel and cobbles strongly acid clear smooth boundary. TYPICAL PEDON: Matneflat gravelly sandy loam, very stony - on a 22 percent slope in an area of mixed hardwoods and pines. TAXONOMIC CLASS: Coarse-loamy, siliceous, semiactive, mesic Typic Paleudults Mean annual precipitation is about 42 inches, and mean annual temperature is about 55 degrees F. The soils formed in colluvium from sandstone and shale on fans, footslopes, lower mountain ridgetops, and mountain sideslopes. The Matneflat series consists of very deep, well drained, soils with moderately rapid permeability on uplands. Official Series Description - MATNEFLAT Series
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