IDENTIFIERS

  • Current Taxon Name (Soil Name): Freestone
  • OSD
  • Series Extent
  • User Site ID: S11TX2897015
  • User Pedon ID: S11TX2897015
  • Vegetation Plot ID: S11TX2897015
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - TAMU
  • Lab Pedon # - S11TX2897015
  • NCSS Pedon Lab Data NASIS Record ID - 45629
  • Print Date: 12/4/2024

    • 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: 31.2261581
  • Std. Longitude: -95.9250259
  • Datum: WGS84
  • State: Texas
  • County: TX289—Leon
  • MLRA: 86B—Texas Blackland Prairie, Southern Part
  • Non-MLRA Soil Survey Area: TX289—Leon County, Texas
  • 7.5 Minute USGS Quad: 31095-B8—Leona, Texas

    • PEDON

  • Describers Name: C.T. Hallmark and Chance Robinson
  • Current Taxonomic Class: Fine-loamy, siliceous, active, thermic Glossaquic Paleudalfs
  • Current Taxon Kind: family
  • Pedon Type: not classified to current taxon name
  • Pedon Purpose: research site
  • Correlated Information:
  • Soil Name - Freestone
  • PSC - 19 to 69 cm.
  • Classificaton Date - 7/12/2013
  • Classifier - Chance M. Robinson
  • Soil Taxonomic Edition - eleventh edition
  • Moisture Class - udic
  • Moisture Subclass - aquic
  • Sampled As Information:
  • Soil Name - Derly
  • Classificaton Date - 5/17/2011
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: alluvium
  • Landscape: river valley
  • Landform: stream terrace
  • Microfeature: swale
  • Geomorphic Component Terraces: tread
  • Slope Shape Across: linear
  • Slope Shape Down: convex
  • Drainage Class: somewhat poorly
  • Geology: Es formation.
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 5/17/2011 (actual site observation date)
  • Surface Water Kind: none observed
  • Microrelief Kind: microlow
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Site Obs. Cover Kind 2 - pastureland, tame
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Current Weather - sunny
  • Current Air Temp - 31
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    BRCA6

    CYDA

    HOPU

    LOLIU

    Bromus catharticus

    Cynodon dactylon

    Hordeum pusillum

    Lolium

    rescuegrass

    Bermudagrass

    little barley

    ryegrass

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Pedon Restrictions
    Kind Hardness Restriction Depth L-H Restriction Thickness L-RV-H
    cm

    abrupt textural change

    plinthite

    —

    —

    19 -

    178 - 220

    —

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

    ochric epipedon

    redox concentrations

    aquic conditions

    argillic horizon

    glossic horizon

    abrupt textural change

    redox depletions with chroma 2 or less

    reduced matrix

    plinthite

    redox depletions with chroma 2 or less

    reduced matrix

    0—19

    0—280

    0—280

    19—260

    19—35

    19—

    35—140

    140—178

    178—220

    178—220

    220—260

    —-

    —-

    —-

    —-

    —-

    —-

    —-

    —-

    —-

    —-

    —-
    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

    1.5

    225

    155

    87.1

    —

    113

    1094

    —

    239

    18.6

    27.2

    10.9

    —

    —

    —

    —

    —

    411596

    Centerville, Texas

    COOP A
    Ap—0 to 19 centimeters (0.0 to 7.5 inches); grayish brown (10YR 5/2), light gray (10YR 7/2), dry; fine sandy loam; moderate coarse subangular blocky structure; hard, friable; 3.0 medium roots and 3.0 fine roots; 1 percent black (10YR 2/1), moist, iron-manganese masses and 1 percent black (10YR 2/1), moist, iron-manganese concretions and 10 percent brown (7.5YR 4/4), moist, masses of oxidized iron; 2 percent distinct cylindrical very weakly coherent cemented dark yellowish brown (10YR 4/4), moist, worm casts with sharp boundaries; fragments; noneffervescent, by hcl, 1n; neutral, pH 6.6, pH meter; clear smooth boundary. Lab sample # TAMUE4048; dry when described; observed in push tube
    Bt/E—19 to 35 centimeters (7.5 to 13.8 inches); 60 percent yellowish brown (10YR 5/4) and 40 percent light brownish gray (10YR 6/2), 60 percent light yellowish brown (10YR 6/4) and 40 percent light gray (10YR 7/2), dry; clay loam; moderate medium subangular blocky structure; hard, friable; 1.0 fine roots; 2 percent medium spherical moderately coherent cemented strong brown (7.5YR 5/6), moist, and black (10YR 2/1), moist, iron-manganese concretions with sharp boundaries and 10 percent masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.6, pH meter; abrupt irregular boundary. Lab sample # TAMUE4049; dry when described; observed in push tube
    Bt1—35 to 59 centimeters (13.8 to 23.2 inches); yellowish brown (10YR 5/4) clay loam; moderate medium angular blocky structure; firm; 3.0 fine roots; distinct clay films on vertical faces of peds; 2 percent light brownish gray (10YR 6/2), moist, iron depletions and 5 percent pale brown (10YR 6/3), moist, iron depletions and 10 percent yellowish red (5YR 5/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; very strongly acid, pH 4.9, pH meter; gradual smooth boundary. Lab sample # TAMUE4050; dry when described; observed in push tube. patchy - phpvsfiid 726002; patchy - phpvsfiid 726002
    Bt2—59 to 91 centimeters (23.2 to 35.8 inches); yellowish brown (10YR 5/4) clay loam; moderate coarse angular blocky structure; very firm; 3.0 fine roots; distinct clay films on vertical faces of peds; 1 percent black (10YR 2/1), moist, iron-manganese masses and 5 percent light brownish gray (10YR 6/2), moist, iron depletions and 15 percent strong brown (7.5YR 5/6), moist, masses of oxidized iron; fragments; 1 to 2 percent krotovinas (volume percent); noneffervescent, by hcl, 1n; moderately acid, pH 5.6, pH meter; gradual smooth boundary. Lab sample # TAMUE4051; dry when described; observed in push tube. patchy - phpvsfiid 726003; patchy - phpvsfiid 726003
    Bt3—91 to 113 centimeters (35.8 to 44.5 inches); yellowish brown (10YR 5/4) clay loam; moderate medium angular blocky structure; very firm; 1.0 fine roots; distinct clay films on vertical faces of peds; 1 percent dark grayish brown (10YR 4/2), moist, iron depletions and 5 percent red (2.5YR 5/6), moist, masses of oxidized iron and 20 percent yellowish brown (10YR 5/6), moist, masses of oxidized iron; 1 percent medium barite masses; 1 percent by volume flat subangular moderately coherent cemented shale, unspecified fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.5, pH meter; gradual smooth boundary. Lab sample # TAMUE4052; dry when described; observed in push tube. discontinuous - phpvsfiid 726004; discontinuous - phpvsfiid 726004
    Bt4—113 to 140 centimeters (44.5 to 55.1 inches); yellowish brown (10YR 5/4) clay loam; moderate medium angular blocky structure; very firm; 5.0 fine roots; distinct clay films on vertical faces of peds and 5 percent distinct yellowish brown (10YR 5/4), moist, skeletans on vertical faces of peds; 5 percent strong brown (7.5YR 5/6), moist, masses of oxidized iron and 10 percent red (2.5YR 4/6), moist, masses of oxidized iron and 10 percent light brownish gray (10YR 6/2), moist, iron depletions; 1 percent by volume shale, unspecified fragments; noneffervescent, by hcl, 1n; neutral, pH 6.9, pH meter; gradual smooth boundary. Lab sample # TAMUE4053; dry when described; observed in push tube. continuous - phpvsfiid 726005; discontinuous - phpvsfiid 726006; continuous - phpvsfiid 726005; discontinuous - phpvsfiid 726006
    Btg—140 to 178 centimeters (55.1 to 70.1 inches); variegated light gray (10YR 7/2) clay loam; moderate coarse angular blocky structure; very firm; 5.0 fine roots; distinct clay films on vertical faces of peds and 2 percent distinct sand coats on vertical faces of peds; 10 percent brownish yellow (10YR 6/6), moist, masses of oxidized iron and 20 percent yellowish brown (10YR 5/6), moist, masses of oxidized iron and 30 percent yellowish red (5YR 5/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; neutral, pH 6.7, pH meter; clear smooth boundary. Lab sample # TAMUE4054; dry when described; observed in push tube. continuous - phpvsfiid 726007; continuous - phpvsfiid 726008; continuous - phpvsfiid 726007; continuous - phpvsfiid 726008
    Btv—178 to 220 centimeters (70.1 to 86.6 inches); yellowish brown (10YR 5/6) sandy clay loam; weak coarse angular blocky structure; very firm; 2.0 fine roots; distinct clay films on vertical faces of peds and 2 percent distinct sand coats on vertical faces of peds; 1 percent weak red (10R 4/4), moist, plinthite nodules and 1 percent fine prominent dendritic red (10R 4/6), moist, masses of oxidized iron with sharp boundaries infused into matrix adjacent to pores and 10 percent medium yellowish red (5YR 5/6), moist, masses of oxidized iron and 30 percent light brownish gray (2.5Y 6/2), moist, iron depletions; fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.4, pH meter; gradual smooth boundary. Lab sample # TAMUE4055; dry when described; observed in push tube. continuous - phpvsfiid 726009; continuous - phpvsfiid 726010; continuous - phpvsfiid 726009; continuous - phpvsfiid 726010
    BCtg—220 to 260 centimeters (86.6 to 102.4 inches); light gray (2.5Y 7/2) sandy clay loam; weak coarse subangular blocky structure; very firm; distinct clay films on vertical faces of peds; 5 percent red (2.5YR 4/6), moist, masses of oxidized iron and 5 percent coarse prominent moderately coherent cemented dark reddish brown (2.5YR 3/4), moist, iron-manganese concretions and 10 percent strong brown (7.5YR 4/6), moist, masses of oxidized iron and 30 percent brownish yellow (10YR 6/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.3, pH meter; gradual smooth boundary. Lab sample # TAMUE4056; dry when described; observed in push tube. patchy - phpvsfiid 726011; patchy - phpvsfiid 726011
    CB—260 to 280 centimeters (102.4 to 110.2 inches); pale brown (10YR 6/3) fine sandy loam; weak coarse subangular blocky structure; firm; 5 percent brownish yellow (10YR 6/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; neutral, pH 6.7, pH meter. Lab sample # TAMUE4057; dry when described; observed in push tube
    280 centimeters (110.2 inches); light gray (10YR 7/2) stratified stratified clay; structureless massive; very firm; extremely high vertical penetration resistance; fragments; noneffervescent, by hcl, 1n.; dry when described; observed in push tube