IDENTIFIERS

  • Current Taxon Name (Soil Name): Zaar
  • OSD
  • Series Extent
  • User Site ID: 1995MO217001
  • User Pedon ID: 1995MO217001
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9521701
  • NCSS Pedon Lab Data NASIS Record ID - 32486
  • Print Date: 1/30/2025

    • 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: 38.0425000
  • Std. Longitude: -94.4597222
  • Datum: WGS84
  • Township: T38N
  • Range: R32W
  • Section: 28
  • PLSS Details: SW 1/4 SW 1/4 1120' E and 35' N of the SW corner
  • Location Description: SW 1/4 SW 1/4 Sec 28 T38N R32W; 1120 feet east and 35 feet north of the southwest corner of section 28
  • Map Unit: 40095—Zaar silty clay, 1 to 3 percent slopes
  • State: Missouri
  • County: MO217—Vernon
  • MLRA: 112—Cherokee Prairies
  • Non-MLRA Soil Survey Area: MO217—Vernon County, Missouri
  • 7.5 Minute USGS Quad: 38094-A4—Sprague, Missouri

    • PEDON

  • Describers Name: TAD, KG, ACP
  • Current Taxonomic Class: Fine, montmorillonitic Typic Hapluderts
  • Current Taxon Kind: series
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Zaar
  • PSC - 25 to 100 cm.
  • Classificaton Date - 3/7/2011
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Zaar
  • Classificaton Date - 10/23/1995
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: colluvium derived from shale and siltstone and/or residuum weathered from shale and siltstone and/or residuum weathered from shale and siltstone
  • Landscape: plains
  • Landform: terrace
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: footslope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: medium
  • Drainage Class: somewhat poorly
  • Flooding: none flooding
  • Ponding: none ponding
  • Bedrock: h slight weathered shale and siltstone
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 10/23/1995 (actual site observation date)
  • Air Photo ID: 2
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    slickensides

    38—185

    —-
    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

    3

    —

    —

    259

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 10 centimeters (0.0 to 3.9 inches); black (10YR 2/1) rubbed, dark gray (10YR 4/1) rubbed, dry; silty clay; moderate fine and medium subangular blocky structure; firm, moderately sticky, moderately plastic; 11.0 very fine and fine roots throughout; 4.0 very fine and fine moderate-continuity interstitial and tubular pores; 2 percent by volume subrounded 2-76-150 millimeter limestone, argillaceous fragments and 5 percent by volume subrounded 2-39-75 millimeter limestone, argillaceous fragments; slightly acid, pH 6.2, hellige-truog; clear wavy boundary. Lab sample # MU053981; moist when described;
    A1—10 to 20 centimeters (3.9 to 7.9 inches); black (10YR 2/1) rubbed, dark gray (10YR 4/1) rubbed, dry; silty clay; moderate fine and medium angular blocky structure; very firm, very sticky, very plastic; 11.0 very fine and fine roots throughout; 4.0 very fine and fine moderate-continuity interstitial and tubular pores; 2 percent by volume subrounded 2-76-150 millimeter limestone, argillaceous fragments and 5 percent by volume subrounded 2-39-75 millimeter limestone, argillaceous fragments; neutral, pH 6.7, hellige-truog; clear wavy boundary. Lab sample # MU053982
    A2—20 to 38 centimeters (7.9 to 15.0 inches); black (10YR 2/1) rubbed, dark gray (10YR 4/1) rubbed, dry; silty clay; moderate coarse prismatic parts to moderate fine and medium angular blocky structure; very firm, very sticky, very plastic; 8.0 very fine and fine roots between peds; 4.0 very fine and fine moderate-continuity interstitial and tubular pores; 5 percent slickensides (pedogenic); 2 percent by volume subrounded 2-76-150 millimeter limestone, argillaceous fragments and 5 percent by volume subrounded 2-39-75 millimeter limestone, argillaceous fragments; neutral, pH 6.9, hellige-truog; clear wavy boundary. Lab sample # MU053983
    Btss1—38 to 58 centimeters (15.0 to 22.8 inches); black (10YR 2/1) rubbed, dark gray (10YR 4/1) rubbed, dry; silty clay; moderate coarse prismatic parts to moderate fine and medium angular blocky structure; extremely firm*, very sticky, very plastic; 3.0 very fine and fine roots between peds; 2.0 very fine moderate-continuity interstitial pores; 10 percent distinct black (10YR 2/1), moist, clay films on faces of peds and 35 percent slickensides (pedogenic); 1 percent fine irregular yellowish brown (10YR 5/8) masses of oxidized iron between peds; 5 percent by volume angular 2-76-150 millimeter limestone, argillaceous fragments; neutral, pH 7.2, hellige-truog; clear wavy boundary. Lab sample # MU053984. continuous - phpvsfiid 158389; continuous - phpvsfiid 158389
    Btss2—58 to 86 centimeters (22.8 to 33.9 inches); very dark gray (10YR 3/1) rubbed, gray (10YR 5/1) rubbed, dry; silty clay; moderate coarse prismatic parts to moderate fine and medium angular blocky structure; extremely firm*, very sticky, very plastic; 3.0 very fine and fine roots between peds; 2.0 very fine moderate-continuity interstitial pores; 15 percent distinct very dark gray (10YR 3/1), moist, clay films on faces of peds and 40 percent slickensides (pedogenic); 1 percent fine spherical black (N 2/0) iron-manganese masses between peds and 2 percent fine irregular dark yellowish brown (10YR 4/4) masses of oxidized iron between peds; 16 percent by volume angular 2-76-150 millimeter limestone, argillaceous fragments; slightly alkaline, pH 7.4, hellige-truog; clear wavy boundary. Lab sample # MU053985. discontinuous - phpvsfiid 158391; discontinuous - phpvsfiid 158391
    Btgss1—86 to 104 centimeters (33.9 to 40.9 inches); dark gray (10YR 4/1) interior channery clay; moderate coarse prismatic parts to moderate fine and medium angular blocky structure; extremely firm*, very sticky, very plastic; 3.0 very fine and fine roots between peds; 2.0 very fine moderate-continuity interstitial pores; 15 percent faint dark gray (10YR 4/1), moist, clay films on faces of peds and 22 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and 40 percent slickensides (pedogenic); 10 percent fine irregular dark yellowish brown (10YR 4/4) masses of oxidized iron between peds; 20 percent by volume angular 2-76-150 millimeter shale-siltstone fragments; slightly alkaline, pH 7.4, hellige-truog; abrupt wavy boundary. Lab sample # MU053986. discontinuous - phpvsfiid 158393; continuous - phpvsfiid 158394; discontinuous - phpvsfiid 158393; continuous - phpvsfiid 158394
    Btgss2—104 to 124 centimeters (40.9 to 48.8 inches); gray (10YR 5/1) interior clay; moderate coarse prismatic parts to moderate medium angular blocky structure; extremely firm*, very sticky, very plastic; 1.0 very fine and fine roots between peds; 2.0 very fine moderate-continuity interstitial pores; 10 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and 15 percent faint gray (10YR 5/1), moist, clay films on faces of peds and 60 percent slickensides (pedogenic); 5 percent fine and medium irregular black (N 2/0) iron-manganese masses between peds and 22 percent fine and medium irregular dark yellowish brown (10YR 4/6) masses of oxidized iron between peds; 2 percent by volume angular 2-76-150 millimeter shale-siltstone fragments; slightly alkaline, pH 7.4, hellige-truog; clear wavy boundary. Lab sample # MU053987. discontinuous - phpvsfiid 152125; discontinuous - phpvsfiid 152126; discontinuous - phpvsfiid 152125; discontinuous - phpvsfiid 152126
    2Btgssy1—124 to 152 centimeters (48.8 to 59.8 inches); gray (10YR 5/1) interior silty clay; weak coarse prismatic parts to moderate medium angular blocky structure; extremely firm*, very sticky, very plastic; 1.0 very fine and fine roots between peds; 2.0 very fine moderate-continuity interstitial pores; 10 percent distinct very dark gray (10YR 3/1), moist, organic stains on faces of peds and 15 percent prominent grayish brown (2.5Y 5/2), moist, clay films on vertical faces of peds and 25 percent slickensides (pedogenic); 5 percent fine and medium irregular black (N 2/0) iron-manganese masses between peds and 22 percent fine and medium irregular yellowish brown (10YR 5/6) masses of oxidized iron between peds; 8 percent fine and medium irregular white (10YR 8/1) gypsum masses between peds; 5 percent by volume angular 2-76-150 millimeter shale-siltstone fragments; neutral, pH 7.2, hellige-truog; clear wavy boundary. Lab sample # MU053988. discontinuous - phpvsfiid 152128; discontinuous - phpvsfiid 152129; discontinuous - phpvsfiid 152128; discontinuous - phpvsfiid 152129
    2Btgssy2—152 to 185 centimeters (59.8 to 72.8 inches); light yellowish brown (10YR 6/4) interior and gray (10YR 6/1) interior silt loam; weak medium platy structure; very firm; 1.0 very fine and fine roots between peds; 1.0 very fine moderate-continuity interstitial pores; 5 percent slickensides (pedogenic) and 15 percent prominent grayish brown (2.5Y 5/2), moist, clay films on vertical faces of peds; 10 percent medium and coarse spherical black (N 2/0) iron-manganese masses between peds; 3 percent fine irregular white (10YR 8/1) gypsum masses between peds; 5 percent by volume angular 2-76-150 millimeter shale-siltstone fragments; slightly alkaline, pH 7.5, hellige-truog; abrupt wavy boundary. Lab sample # MU053989. discontinuous - phpvsfiid 152131; discontinuous - phpvsfiid 152131