IDENTIFIERS

  • Current Taxon Name (Soil Name): Coulstone
  • OSD
  • Series Extent
  • User Site ID: 1995MO203001M
  • User Pedon ID: 1995MO203001M
  • Transect:
  • Transect Stop Number - 1
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9561301
  • NCSS Pedon Lab Data NASIS Record ID - 31938
  • Print Date: 11/23/2024

    • 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: 37.3056194
  • Std. Longitude: -91.3926750
  • Datum: WGS84
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-C4—Round Spring, Missouri

    • PEDON

  • Describers Name: JW, LT
  • Current Taxonomic Class: Loamy-skeletal, siliceous, semiactive, mesic Typic Paleudults
  • Current Taxon Kind: series
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Coulstone
  • PSC - 18 to 68 cm.
  • Classificaton Date - 3/16/2020
  • Moisture Class - udic
  • Moisture Subclass - typic
  • Sampled As Information:
  • Soil Name - Alred
  • Taxonomic Class - Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 18 to 100 cm.
  • Classificaton Date - 2/21/1995
  • Moisture Class - udic
  • Moisture SUBClass - typic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Certification Status: certified
  • QC Status: level 3
  • Field Measured Properties: 49 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: residuum and/or slope alluvium derived from dolomite
  • Landscape: hills
  • Landform: hill
  • Hill Slope Profile: shoulder
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 2/21/1995 (actual site observation date)
  • Air Photo ID: 8
  • 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

    strongly contrasting particle size class

    5—18

    18—165

    84—

    —-

    —-

    —-
    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

    7

    —

    —

    311

    —

    300

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Oi—0 to 5 centimeters (0.0 to 2.0 inches); slightly decomposed plant material; fragments.
    A—5 to 18 centimeters (2.0 to 7.1 inches); very dark grayish brown (10YR 3/2) extremely gravelly coarse sandy loam; weak very fine granular structure; friable; 7.0 very fine and fine roots and 0.9 medium roots and 0.1 coarse roots; 7.0 fine interstitial pores; 2 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 70 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU054271
    Bt1—18 to 35 centimeters (7.1 to 13.8 inches); brown (10YR 5/3) very gravelly silt loam; moderate fine subangular blocky parts to weak fine granular structure; friable; 7.0 fine roots; 0.9 very fine vesicular and 7.0 fine interstitial and tubular pores; 10 percent distinct black (10YR 2/1), moist, organic stains on all faces of peds and 10 percent distinct pale brown (10YR 6/3), moist, silt coats on faces of peds; 40 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; strongly acid, pH 5.1, hellige-truog; clear smooth boundary. Lab sample # MU054272
    Bt2—35 to 61 centimeters (13.8 to 24.0 inches); yellowish brown (10YR 5/4) extremely gravelly loam; weak fine subangular blocky structure; friable; 3.0 fine roots; 7.0 very fine tubular and 0.9 fine interstitial and tubular pores; 10 percent faint yellowish brown (10YR 5/4), moist, clay films on rock fragments and 30 percent faint brown (10YR 5/3), moist, silt coats on rock fragments; 70 percent by volume nonflat angular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.5, hellige-truog; clear smooth boundary. Lab sample # MU054273
    Bt3—61 to 84 centimeters (24.0 to 33.1 inches); yellowish brown (10YR 5/4) extremely gravelly loam; weak coarse prismatic structure; friable; 0.9 fine roots; 7.0 fine interstitial and tubular pores; 10 percent faint brown (10YR 5/3), moist, clay films on rock fragments; 85 percent by volume nonflat angular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; clear wavy boundary. Lab sample # MU054274
    2Bt4—84 to 112 centimeters (33.1 to 44.1 inches); 60 percent yellowish brown (10YR 5/6) and 40 percent red (2.5YR 4/6) very gravelly clay; moderate fine subangular blocky structure; firm; 0.9 very fine roots; 3.0 fine tubular pores; 30 percent distinct yellowish brown (10YR 5/6), moist, clay films on faces of peds and 30 percent prominent light gray (10YR 7/2), moist, silt coats in root channels and/or pores and 75 percent distinct red (2.5YR 4/6), moist, clay films on rock fragments; 10 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 30 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; clear wavy boundary. Lab sample # MU054275
    2Bt5—112 to 145 centimeters (44.1 to 57.1 inches); 65 percent dark red (2.5YR 3/6) and 35 percent yellowish brown (10YR 5/6) gravelly clay; weak fine subangular blocky structure; very firm; 0.1 very fine roots; 7.0 very fine tubular pores; 10 percent prominent brownish yellow (10YR 6/6), moist, clay films on rock fragments and 30 percent distinct dark red (2.5YR 3/6), moist, clay films on rock fragments and 70 percent distinct dark yellowish brown (10YR 4/6), moist, clay films on faces of peds; 1 percent by volume nonflat subangular indurated 250-425-600 millimeter chert fragments and 10 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 20 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; clear wavy boundary. Lab sample # MU054276
    2Bt6—145 to 165 centimeters (57.1 to 65.0 inches); 90 percent dark red (2.5YR 3/6) and 10 percent yellowish brown (10YR 5/6) very gravelly clay; moderate fine angular blocky structure; firm; 0.1 very fine roots; 3.0 fine tubular pores; 10 percent distinct yellowish brown (10YR 5/6), moist, silt coats on all faces of peds and 30 percent faint dark red (2.5YR 3/6), moist, clay films on faces of peds; 1 percent by volume nonflat subangular indurated 250-425-600 millimeter chert fragments and 5 percent by volume nonflat subangular indurated 75-162-250 millimeter chert fragments and 35 percent by volume nonflat subangular indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.5, hellige-truog. Lab sample # MU054277