IDENTIFIERS

  • Current Taxon Name (Soil Name): Coulstone
  • OSD
  • Series Extent
  • User Site ID: 1994MO203907M
  • User Pedon ID: 1994MO203907M
  • Transect:
  • Transect Stop Number - 7
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M94C_E07
  • NCSS Pedon Lab Data NASIS Record ID - 32058
  • Print Date: 9/24/2024

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 37.1736333
  • Std. Longitude: -91.1409611
  • Datum: WGS84
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO613—Shannon County, Missouri, North & West PartsMO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-B2—Powder Mill Ferry, Missouri

    • PEDON

  • Describers Name: JW, DM
  • Current Taxonomic Class: Loamy-skeletal, siliceous, semiactive, mesic Typic Hapludults
  • Current Taxon Kind: series
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Coulstone
  • PSC - 51 to 91 cm.
  • Classificaton Date - 5/20/2020
  • Soil Taxonomic Edition - eighth edition
  • Sampled As Information:
  • Soil Name - Coulstone
  • Taxonomic Class - Loamy-skeletal, siliceous, semiactive, mesic Typic Hapludults
  • Taxon Kind - series
  • PSC - 36 to 86 cm.
  • Classificaton Date - 7/28/1994
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 31 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: slope alluvium over residuum
  • Landscape: hills
  • Landform: hillslope
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/28/1994 (actual site observation date)
  • Air Photo ID: 15
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    3—39

    39—140

    —-

    —-
    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    32

    —

    —

    274

    —

    34

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; fragments.
    A—3 to 21 centimeters (1.2 to 8.3 inches); dark grayish brown (10YR 4/2) extremely gravelly silt loam; weak fine granular structure; friable; 2.0 fine roots and 0.5 coarse roots; 3.0 fine interstitial and 3.0 fine tubular pores; 15 percent by volume subangular 75-162-250 millimeter limestone-sandstone fragments and 60 percent by volume subangular 2-39-75 millimeter limestone-sandstone fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU051963
    E—21 to 39 centimeters (8.3 to 15.4 inches); light yellowish brown (10YR 6/4) very gravelly silt loam; moderate fine subangular blocky structure; friable; 0.1 fine roots and 0.2 coarse roots; 1.0 medium tubular and 1.0 fine interstitial and 6.0 fine tubular pores; 33 percent faint pale brown (10YR 6/3), moist, silt coats on vertical faces of peds; 2 percent by volume subangular 75-162-250 millimeter limestone-sandstone fragments and 45 percent by volume subangular 2-39-75 millimeter limestone-sandstone fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU051964
    Bt1—39 to 54 centimeters (15.4 to 21.3 inches); strong brown (7.5YR 5/6) very gravelly silt loam; weak fine subangular blocky structure; friable; 0.2 fine roots and 0.5 coarse roots; 1.0 medium tubular and 6.0 fine tubular pores; 33 percent distinct brown (7.5YR 5/4), moist, clay films on vertical faces of peds and 33 percent distinct light yellowish brown (10YR 6/4), moist, silt coats on all faces of peds; 2 percent by volume subangular 75-162-250 millimeter limestone-sandstone fragments and 40 percent by volume subangular 2-39-75 millimeter limestone-sandstone fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU051965
    Bt2—54 to 69 centimeters (21.3 to 27.2 inches); strong brown (7.5YR 5/6) very gravelly silt loam; moderate fine subangular blocky structure; firm; 0.1 fine roots; 2.0 fine vesicular and 6.0 fine tubular pores; 12 percent distinct red (2.5YR 4/6), moist, clay films on vertical faces of peds and 33 percent distinct yellowish red (5YR 5/6), moist, clay films on all faces of peds and 33 percent distinct very pale brown (10YR 7/3), moist, silt coats on all faces of peds; 1 percent by volume subangular 75-162-250 millimeter limestone-sandstone fragments and 40 percent by volume subangular 2-39-75 millimeter limestone-sandstone fragments; very strongly acid, pH 4.9, hellige-truog; clear wavy boundary. Lab sample # MU051966
    2Bt31—69 to 84 centimeters (27.2 to 33.1 inches); yellowish red (5YR 4/6) very gravelly clay loam; moderate fine subangular blocky structure; firm; 0.1 fine roots; 2.0 fine interstitial and 10.0 fine tubular and 1.0 coarse vesicular pores; 12 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds and 33 percent prominent yellowish red (5YR 5/6), moist, clay films on all faces of peds; 5 percent by volume subangular 75-162-250 millimeter limestone-sandstone fragments and 45 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # MU051967
    2Bt32—84 to 100 centimeters (33.1 to 39.4 inches); yellowish red (5YR 4/6) very gravelly sandy clay loam; moderate fine subangular blocky structure; firm; 0.1 fine roots; 10.0 fine tubular and 2.0 fine interstitial and 1.0 coarse vesicular pores; 12 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds and 33 percent prominent yellowish red (5YR 5/6), moist, clay films on all faces of peds; 5 percent by volume subangular 75-162-250 millimeter limestone-sandstone fragments and 45 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog. Lab sample # MU051968
    2Bt33—100 to 115 centimeters (39.4 to 45.3 inches); yellowish red (5YR 4/6) very gravelly sandy clay loam; moderate fine subangular blocky structure; firm; 0.1 fine roots; 2.0 fine interstitial and 10.0 fine tubular and 2.0 coarse vesicular pores; 12 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on faces of peds and 33 percent prominent yellowish red (5YR 5/6), moist, clay films on all faces of peds; 5 percent by volume subangular 75-162-250 millimeter limestone-sandstone fragments and 45 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog. Lab sample # MU051969
    2Bt4—115 to 140 centimeters (45.3 to 55.1 inches); red (2.5YR 4/6) extremely gravelly loam; weak medium prismatic parts to moderate fine subangular blocky structure; firm; 0.1 fine roots; 5.0 very fine and fine tubular pores; 12 percent prominent grayish brown (10YR 5/2), moist, clay films on rock fragments and 12 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on rock fragments and 75 percent prominent red (2.5YR 4/6), moist, clay films on all faces of peds; 10 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 50 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog. Lab sample # MU051970