IDENTIFIERS

  • Current Taxon Name (Soil Name): Gunlock
  • OSD
  • Series Extent
  • User Site ID: 1995MO151001M
  • User Pedon ID: 1995MO151001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9515101
  • Print Date: 6/5/2024

    • 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: 38.3039413
  • Std. Longitude: -91.7754259
  • Datum: WGS84
  • Township: T41N
  • Range: R8W
  • Section: 12
  • PLSS Details: 100 feet N and 300 feet E of the SW cornere
  • State: Missouri
  • County: MO151—Osage
  • MLRA: 116B—Springfield Plain

    • PEDON

  • Describers Name: Keith Davis Brad Berhorst Wyn Kelley
  • Current Taxonomic Class: Fine-silty, mixed Typic Hapludalfs
  • Pedon Type: representative pedon for component
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Gunlock
  • Taxonomic Class - Fine-silty, mixed Typic Hapludalfs
  • Taxon Kind - series
  • PSC - 28 to 165 cm.
  • Classificaton Date - 1/17/1995
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess derived from mixed
  • Landscape: hills
  • Landform: hillside
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: footslope
  • Slope Position: middle third
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 1/17/1995 (actual site observation date)
  • Air Photo ID: 40
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • 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

    0—28

    28—79

    —-

    —-
    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

    183

    61

    223

    —

    180

    —

    —

    —

    —

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    Ap1—0 to 15 centimeters (0.0 to 5.9 inches); brown (10YR 4/3) interior silt loam; weak thin platy parts to moderate fine granular structure; friable; 6.0 very fine and fine roots throughout; 6.0 very fine moderate-continuity vesicular pores; fragments; slightly acid, pH 6.5, hellige-truog; clear smooth boundary. Lab sample # MU053683. all gravels or cobbles throughout this pedon are chert
    Ap2—15 to 28 centimeters (5.9 to 11.0 inches); brown (10YR 4/3) interior silt loam; weak medium subangular blocky parts to weak fine granular structure; friable; 6.0 very fine roots throughout and 3.0 fine roots throughout; 6.0 very fine moderate-continuity vesicular pores; fragments; neutral, pH 6.8, hellige-truog; clear smooth boundary. Lab sample # MU053684
    Bt1—28 to 46 centimeters (11.0 to 18.1 inches); 95 percent dark yellowish brown (10YR 4/6) interior silty clay loam; 5 percent dark yellowish brown (10YR 4/4) fine distinct irregular mottles; moderate medium angular blocky structure; firm; 3.0 very fine and fine roots throughout; 3.0 very fine moderate-continuity vesicular pores; 25 percent distinct dark yellowish brown (10YR 4/4), moist, clay films on faces of peds; fragments; neutral, pH 7.0, hellige-truog; clear smooth boundary. Lab sample # MU053685. discontinuous - phpvsfiid 148476; discontinuous - phpvsfiid 148476
    Bt2—46 to 61 centimeters (18.1 to 24.0 inches); 85 percent strong brown (7.5YR 4/6) interior silty clay loam; 15 percent strong brown (7.5YR 4/6) fine prominent irregular mottles; moderate fine prismatic parts to moderate medium subangular blocky structure; firm; 3.0 very fine and fine roots throughout; 3.0 very fine moderate-continuity vesicular pores; 25 percent prominent yellowish brown (10YR 5/4), moist, clay films on faces of peds; fragments; slightly acid, pH 6.2, hellige-truog; clear smooth boundary. Lab sample # MU053686. continuous - phpvsfiid 148477; continuous - phpvsfiid 148477
    2Btx1—61 to 91 centimeters (24.0 to 35.8 inches); 90 percent strong brown (7.5YR 4/6) interior silty clay loam; 2 percent light brownish gray (10YR 6/2) fine prominent irregular and 8 percent pale brown (10YR 6/3) fine prominent irregular mottles; moderate fine prismatic parts to moderate medium subangular blocky structure; firm; 3.0 very fine and fine roots throughout; 3.0 fine moderate-continuity vesicular pores; 50 percent prominent light brownish gray (10YR 6/2), moist, clay films on faces of peds and 50 percent prominent pale brown (7.5YR 3/2), moist, manganese or iron-manganese stains on faces of peds; fragments; very strongly acid, pH 4.5, hellige-truog; clear smooth boundary. Lab sample # MU053687. 30% mod. brittleness; discontinuous - phpvsfiid 148479; continuous - phpvsfiid 148478; discontinuous - phpvsfiid 148479; continuous - phpvsfiid 148478
    2Btx2—91 to 114 centimeters (35.8 to 44.9 inches); 50 percent grayish brown (10YR 5/2) interior and 50 percent strong brown (7.5YR 5/6) interior silt loam; weak medium prismatic structure; very firm; 0.5 very fine roots throughout; 3.0 fine moderate-continuity vesicular pores; 25 percent prominent dark reddish brown (5YR 3/2), moist, manganese or iron-manganese stains on faces of peds and 25 percent prominent light brownish gray (10YR 6/2), moist, clay films on faces of peds; fragments; very strongly acid, pH 5.0, hellige-truog; gradual smooth boundary. Lab sample # MU053688. 40% mod. brittleness; discontinuous - phpvsfiid 148480; discontinuous - phpvsfiid 148481; discontinuous - phpvsfiid 148480; discontinuous - phpvsfiid 148481
    2Btx3—114 to 132 centimeters (44.9 to 52.0 inches); 80 percent yellowish red (5YR 4/6) interior silt loam; 20 percent yellowish red (5YR 4/6) fine prominent irregular mottles; weak medium prismatic structure; very firm; 3.0 fine moderate-continuity vesicular pores; 25 percent prominent dark brown (10YR 3/3), moist, clay films on faces of peds and 25 percent prominent very dark grayish brown (10YR 3/2), moist, manganese or iron-manganese stains on faces of peds; 5 percent by volume subrounded 2-39-75 millimeter unspecified fragments; slightly acid, pH 6.5, hellige-truog; clear smooth boundary. Lab sample # MU053689. 50% mod. brittleness few medium root channels filled w/ 10YR 4/2 organic coats; discontinuous - phpvsfiid 148482; discontinuous - phpvsfiid 148483; discontinuous - phpvsfiid 148482; discontinuous - phpvsfiid 148483
    3Bt3—132 to 145 centimeters (52.0 to 57.1 inches); 75 percent strong brown (7.5YR 5/6) interior extremely gravelly silty clay; 25 percent yellowish brown (10YR 5/4) fine prominent irregular mottles; moderate fine angular blocky structure; very firm; 0.5 fine low-continuity vesicular pores; 5 percent prominent very dark grayish brown (10YR 3/2), moist, manganese or iron-manganese stains on faces of peds and 25 percent distinct yellowish brown (10YR 5/4), moist, clay films on faces of peds; 20 percent by volume subangular 75-162-250 millimeter unspecified fragments and 45 percent by volume subrounded 2-39-75 millimeter unspecified fragments; slightly alkaline, pH 7.5, hellige-truog; clear smooth boundary. Lab sample # MU053690. discontinuous - phpvsfiid 148484; discontinuous - phpvsfiid 148485; discontinuous - phpvsfiid 148484; discontinuous - phpvsfiid 148485
    3Bt4—145 to 165 centimeters (57.1 to 65.0 inches); 80 percent yellowish red (5YR 4/6) interior silty clay; 20 percent yellowish brown (10YR 5/6) fine prominent irregular mottles; moderate fine prismatic parts to moderate fine angular blocky structure; firm; 0.5 fine low-continuity vesicular pores; 25 percent prominent yellowish brown (10YR 5/4), moist, clay films on vertical faces of peds and 25 percent prominent yellowish brown (10YR 5/4), moist, clay films on faces of peds and 25 percent prominent dark reddish brown (5YR 3/2), moist, manganese or iron-manganese stains on faces of peds; fragments; moderately alkaline, pH 8.0, hellige-truog. Lab sample # MU053691. few medium root channels filled w/ 10YR 4/2 organic coats; discontinuous - phpvsfiid 148486; discontinuous - phpvsfiid 148487; discontinuous - phpvsfiid 148488; discontinuous - phpvsfiid 148486; discontinuous - phpvsfiid 148487; discontinuous - phpvsfiid 148488