IDENTIFIERS

  • Current Taxon Name (Soil Name): Gasconade
  • OSD
  • Series Extent
  • User Site ID: 1998MO203065M
  • User Pedon ID: 1998MO203065M
  • User Site Association ID: 8622
  • Transect:
  • Transect Stop Number - 12
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9861365
  • NCSS Pedon Lab Data NASIS Record ID - 31593
  • Print Date: 1/27/2025

    • 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: 37.1206611
  • Std. Longitude: -91.1700250
  • 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-A2—Stegall Mountain, Missouri

    • PEDON

  • Describers Name: LT,BM,MS
  • Current Taxonomic Class: Clayey-skeletal, mixed, superactive, mesic Lithic Argiudolls
  • Current Taxon Kind: taxadjunct
  • Pedon Type: map unit inclusion
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Gasconade
  • PSC - 18 to 48 cm.
  • Classificaton Date - 12/17/2020
  • Sampled As Information:
  • Soil Name - Sonsac
  • Taxonomic Class - Clayey-skeletal, mixed, active, mesic Typic Hapludalfs
  • Taxon Kind - series
  • PSC - 18 to 48 cm.
  • Classificaton Date - 8/5/1998
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 70 percent of Percent clay in the control section and 35 Percent rock fragments in the control section (vol)


    • SITE

  • Parent Material: residuum weathered from dolomite
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: linear
  • Slope Shape Down: linear
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 8/5/1998 (actual site observation date)
  • Air Photo ID: 21
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    bedrock, lithic

    —

    48 -

    —
    Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    mollic epipedon

    argillic horizon

    lithic contact

    0—18

    18—48

    48—

    —-

    —-

    —-
    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

    36

    —

    —

    —

    —

    111

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 18 centimeters (0.0 to 7.1 inches); 95 percent very dark grayish brown (10YR 3/2) and 5 percent reddish brown (5YR 4/4) gravelly clay loam; moderate fine subangular blocky structure; firm; 3.0 fine to coarse roots; 3.0 fine and medium interstitial and tubular pores; 30 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; neutral, pH 6.7, hellige-truog; clear smooth boundary. Lab sample # MU061749
    Bt—18 to 36 centimeters (7.1 to 14.2 inches); reddish brown (5YR 4/4) gravelly clay; 15 percent reddish yellow (7.5YR 6/6) fine prominent and 15 percent light gray (10YR 7/2) fine prominent mottles; moderate medium subangular blocky structure; very firm; 3.0 fine to coarse roots; 0.9 fine to coarse tubular pores; 35 percent distinct dark brown (7.5YR 3/3), moist, clay films on faces of peds and 75 percent distinct dark reddish brown (2.5YR 3/4), moist, clay films on faces of peds; 10 percent fine irregular black (N 2/0) iron-manganese concretions between peds; 5 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 20 percent by volume 2-39-75 millimeter dolomite (dolostone) fragments; neutral, pH 7.2, hellige-truog; gradual wavy boundary. Lab sample # MU061750
    BC—36 to 48 centimeters (14.2 to 18.9 inches); dark red (2.5YR 3/6) very gravelly sandy clay loam; 35 percent light gray (10YR 7/2) fine prominent and 35 percent red (2.5YR 5/8) fine distinct mottles; weak fine subangular blocky structure; firm; 0.9 fine to coarse roots; 0.9 fine and medium vesicular pores; 35 percent distinct brown (7.5YR 4/3), moist, clay films on faces of peds and 35 percent distinct dark reddish brown (2.5YR 3/4), moist, clay films on faces of peds; 50 percent by volume 250-425-600 millimeter dolomite (dolostone) fragments; gradual irregular boundary. Lab sample # MU061751
    R—48 centimeters (18.9 inches); bedrock; fragments.