IDENTIFIERS

  • Current Taxon Name (Soil Name): Gunlock
  • OSD
  • Series Extent
  • User Site ID: 1995MO131011M
  • User Pedon ID: 1995MO131011
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9513105
  • Print Date: 11/21/2024

    • 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: 38.3347289
  • Std. Longitude: -92.3416266
  • Datum: WGS84
  • Township: T41N
  • Range: R13W
  • Section: 3
  • PLSS Details: NE 1/4
  • State: Missouri
  • County: MO131—Miller
  • MLRA: 116B—Springfield Plain

    • PEDON

  • Current Taxonomic Class: Fine, mixed Oxyaquic Hapludalfs
  • Pedon Type: within range of map unit
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Sampled As Information:
  • Soil Name - Gunlock
  • Taxonomic Class - Fine, mixed Oxyaquic Hapludalfs
  • Taxon Kind - series
  • PSC - 8 to 58 cm.
  • Classificaton Date - 5/18/1995
  • Moisture Class - udic
  • Dynamic Soil Properties:
  • Erosion Class - 2
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: loess and/or slope alluvium derived from cherty limestone
  • Landscape: plateau
  • Landform: ridge
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Position: middle third
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Runoff: medium
  • Drainage Class: moderately well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/18/1995 (actual site observation date)
  • Air Photo ID: 6D
  • 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
    • 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

    15

    —

    —

    213

    —

    39

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    —

    —

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    Ap—0 to 8 centimeters (0.0 to 3.1 inches); brown (10YR 4/3) loam; moderate fine granular structure; friable; 30.0 fine roots throughout; fragments; abrupt smooth boundary. Lab sample # MU017538. 10% B mixed into surface.
    Bt1—8 to 46 centimeters (3.1 to 18.1 inches); strong brown (7.5YR 5/6) silty clay loam; moderate fine subangular blocky structure; friable; 5.0 medium and coarse roots throughout and 5.0 fine roots throughout; 30 percent faint yellowish brown (10YR 5/6) clay films on all faces of peds; fragments; clear wavy boundary. Lab sample # MU017539. discontinuous - phpvsfiid 127358; discontinuous - phpvsfiid 127358
    Bt2—46 to 66 centimeters (18.1 to 26.0 inches); strong brown (7.5YR 5/6) silty clay loam; weak fine subangular blocky structure; friable; 1.0 medium roots between peds and 5.0 fine roots between peds; 20 percent distinct light brownish gray (10YR 6/2) clay films on all faces of peds and 30 percent faint brown (10YR 5/3) clay films on all faces of peds; fragments; gradual smooth boundary. Lab sample # MU017540. First clay films in lower part of horizon.; discontinuous - phpvsfiid 127359; continuous - phpvsfiid 127360; discontinuous - phpvsfiid 127359; continuous - phpvsfiid 127360
    Bt3—66 to 89 centimeters (26.0 to 35.0 inches); brown (7.5YR 4/4) silty clay loam; weak fine subangular blocky structure; firm; 3.0 fine roots throughout; 1 percent distinct black (10YR 2/1) manganese or iron-manganese stains on all faces of peds and 40 percent distinct grayish brown (10YR 5/2) clay films on all faces of peds; 1 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; gradual smooth boundary. Lab sample # MU017541. patchy - phpvsfiid 126519; continuous - phpvsfiid 127361; patchy - phpvsfiid 126519; continuous - phpvsfiid 127361
    Btx1—89 to 109 centimeters (35.0 to 42.9 inches); brown (10YR 4/3) silt loam; weak medium prismatic parts to weak fine subangular blocky structure; firm; brittle; 4.0 fine roots between peds; 2.0 fine vesicular pores; 2 percent distinct black (10YR 2/1) organic stains in root channels and/or pores and 5 percent distinct grayish brown (10YR 5/2) clay films on vertical faces of peds; 2 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; gradual smooth boundary. Lab sample # MU017542. Roots are between primary structural peds.; discontinuous - phpvsfiid 126521; continuous - phpvsfiid 126520; discontinuous - phpvsfiid 126521; continuous - phpvsfiid 126520
    Btx2—109 to 140 centimeters (42.9 to 55.1 inches); yellowish brown (10YR 5/4) silt loam; weak coarse prismatic parts to weak fine subangular blocky structure; firm; brittle; 2.0 fine roots between peds; 10.0 fine vesicular pores; 1 percent distinct black (10YR 2/1) manganese or iron-manganese stains on faces of peds and in pores and 2 percent distinct grayish brown (10YR 5/2) clay films on all faces of peds and 2 percent distinct light brownish gray (10YR 6/2) clay films on vertical faces of peds; 3 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; clear wavy boundary. Lab sample # MU017543. Roots between primary peds.; discontinuous - phpvsfiid 126524; continuous - phpvsfiid 126522; patchy - phpvsfiid 126523; discontinuous - phpvsfiid 126524; continuous - phpvsfiid 126522; patchy - phpvsfiid 126523
    2Bt4—140 to 157 centimeters (55.1 to 61.8 inches); brown (7.5YR 5/4) extremely gravelly loam; weak fine subangular blocky structure; firm; 10.0 fine roots around fragments; 5.0 fine tubular pores; 5 percent prominent dark reddish brown (5YR 3/4) clay films on rock fragments and 5 percent prominent black (10YR 2/1) black stains on rock fragments and 15 percent prominent dark grayish brown (10YR 4/2) clay films on lower surfaces of peds or rocks and 20 percent distinct light gray (10YR 7/1) silt coats on upper surfaces of peds or rocks; 60 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments; clear irregular boundary. Lab sample # MU017544. discontinuous - phpvsfiid 126525; continuous - phpvsfiid 126526; patchy - phpvsfiid 126527; patchy - phpvsfiid 126528; discontinuous - phpvsfiid 126525; continuous - phpvsfiid 126526; patchy - phpvsfiid 126527; patchy - phpvsfiid 126528
    2Bt5—157 to 203 centimeters (61.8 to 79.9 inches); strong brown (7.5YR 5/6) extremely gravelly clay loam; weak fine subangular blocky structure; firm; 1.0 fine roots in cracks; 5.0 fine tubular pores; 5 percent prominent dark reddish brown (5YR 3/4) clay films on lower surfaces of peds or rocks and 5 percent prominent black (10YR 2/1) black stains on rock fragments and 15 percent prominent dark grayish brown (10YR 4/2) clay films on lower surfaces of peds or rocks and 30 percent prominent light gray (10YR 7/1) silt coats on upper surfaces of peds or rocks; 10 percent by volume subangular 75-162-250 millimeter limestone, cherty fragments and 60 percent by volume subangular 2-39-75 millimeter limestone, cherty fragments. Lab sample # MU017545. discontinuous - phpvsfiid 126529; continuous - phpvsfiid 126530; patchy - phpvsfiid 126531; patchy - phpvsfiid 126532; discontinuous - phpvsfiid 126529; continuous - phpvsfiid 126530; patchy - phpvsfiid 126531; patchy - phpvsfiid 126532