*** Primary Characterization Data ***
Pedon ID: 91CO055007( Huerfano, Colorado )Print Date: Nov 11 2024 9:38PM

Sampled as on Jul 30, 1991:Ring ; Clayey-skeletal, montmorillonitic Mollic Eutroboralfs
Revised to correlated on Oct 1, 1992:(unnamed) ; Fine-loamy, mixed, superactive, frigid Mollic Eutroboralf
United States Department of Agriculture
SSL-ProjectCP91CO242   WET MOUNTAIN SPANISH PEAKSNatural Resources Conservation Service
-Site IDS1991CO055007   Lat: 37° 52' 3.00" north  Long: 105° 16' 55.99" west  MLRA: 48ANational Soil Survey Center
-Pedon No. 91P1069Soil Survey Laboratory
-General Methods 1B1A, 2A1, 2BLincoln, Nebraska 68508-3866
LayerHorizonOrig HznDepth (cm)Field Label 1Field Label 2Field Label 3Field TextureLab Texture
 
91P06985OiOI2-0
91P06986AA0-10L FSL
91P06987Bt1Bt110-20SCL SCL
91P06988Bt2Bt220-38C SCL
91P06989Bt3Bt338-61C L
91P06990BCtBCt61-114SCL COSL
91P06991BCkBCk114-183SL SL
Pedon Calculations
Calculation NameResultUnits of Measure
 
CEC Activity, CEC7/Clay, Weighted Average0.97(NA)
Clay, carbonate free, Weighted Average26% wt
Weighted Particles, 0.1-75mm, 75 mm Base50% wt
Volume, >2mm, Weighted Average11% vol
Clay, total, Weighted Average26% wt
 
Weighted averages based on control section: 10-60 cm
PSDA  &  Rock Fragments-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17--18-
 
(- - - - - Total - - - - - -)(- - Clay - - -)(- - - - Silt - - - - -)(- - - - - - - - - - - - Sand - - - - - - - - - - - -)( Rock Fragments   (mm) )
LabClaySiltSandFineCO3FineCoarseVFFMCVC(- - - - - - - - Weight - - - - - - - -)>2 mm
Text-<.002.05<<.002.02.05.10.25.512520.1-wt %
Depthure.002-.05-2.0002.002-.02-.05-.10-.25-.50-1-2-5-20-7575whole
Layer(cm)HorzPrep(- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -)(- - - - - - - % of <75mm - - - - - -)soil
3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3A1a1a3B13B13B1
 
91P069852-0OiS------
91P069860-10ASfsl15.222.961.910.111.311.612.623.012.38.95.17555817
91P0698710-20Bt1Sscl25.218.056.818.510.67.410.016.714.09.46.7610226738
91P0698820-38Bt2Sscl29.119.951.019.211.38.610.116.814.67.42.13364812
91P0698938-61Bt3Sl23.833.143.114.712.520.68.017.012.74.50.93674516
91P0699061-114BCtScosl14.213.772.17.88.65.18.317.621.215.89.298278044
91P06991114-183BCkSsl13.817.868.46.211.26.610.919.017.613.07.979277643


*** Primary Characterization Data ***
Pedon ID: 91CO055007( Huerfano, Colorado )Print Date: Nov 11 2024 9:38PM
Sampled As:RingClayey-skeletal, montmorillonitic Mollic Eutroboralfs
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P1069
Bulk Density  &  Moisture-1--2--3--4--5--6--7--8--9--10--11--12--13--14-
 
(Bulk Density)Cole(- - - - - - - - - - - Water Content - - - - - - - - - - -)( Air Dry-Oven Dry )WRDAggst
33OvenWhole6103315001500 kPa(- - - - Ratio - - - -)WholeStabl(- - Ratio/Clay - -)
DepthkPaDrySoilkPakPakPakPaMoistCorrectedSoil2-0.5mm CEC71500 kPa
Layer(cm)HorzPrep (- - - g cm-3 - - -) (- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -) cm3 cm-3%
4A1d4A1h4B1c4B1c3C2a1a4B2b3D14C18D18D1
 
91P069852-0OiS47.31.068
91P069852-0OiM47.3
91P069860-10AS1.051.130.02327.925.210.21.0210.151.720.67
91P0698710-20Bt1S1.301.500.03722.413.61.0330.091.150.54
91P0698820-38Bt2S1.481.760.05528.227.214.31.0380.180.450.49
91P0698938-61Bt3S1.431.630.04022.613.51.0400.121.320.57
91P0699061-114BCtS1.351.480.02221.68.21.0320.131.470.58
91P06991114-183BCkS1.411.470.01019.210.01.0390.092.210.72
Water Content-1--2--3--4--5--6--7--8--9--10--11--12--13-
 
(- - Atterberg - -)(- - - - - Bulk Density - - - - -)(- - - - - - - - - - - - - - - - - - - - - - - Water Content - - - - - - - - - - - - - - - - - - - - -)
(- - - Limits - - -)FieldReconReconFieldRecon(- - - - - - - - - - - - - - Sieved Samples - - - - - - - - - - - - -)
LLPI33Oven3361033100200500
DepthkPaDrykPakPakPakPakPakPakPa
Layer(cm)HorzPreppct <0.4mm(- - - - - - - - g cm-3 - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - - - - - - -)
3C1e1a
 
91P069860-10AS11.4
91P0698820-38Bt2S18.3
Carbon  &  Extractions-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17--18--19-
 
(- - - - - Total - - - - -)EstOCC/N(- - - Dith-Cit Ext - - -)(- - - - - - Ammonium Oxalate Extraction - - - - - -)(- - - Na Pyro-Phosphate - - -)
DepthCNSOC(WB)RatioFeAlMnAl+½FeODOEFeAlSiMnCFeAlMn
Layer(cm)HorzPrep(- - - - - - - - - - % of <2 mm - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)mg kg-1(- - - - - - % of < 2mm - - - - -)
6A2d6A1c6C2b6G7a6D2a6C8a6G10
 
91P069852-0OiS28.2630.20
91P069860-10AS2.863.071.00.1tr0.10.1
91P0698710-20Bt1S1.021.091.20.1tr0.40.5
91P0698820-38Bt2S0.640.731.40.10.10.50.7
91P0698938-61Bt3S0.740.851.40.10.10.20.2
91P0699061-114BCtS0.470.421.4trtr--0.1
91P06991114-183BCkS0.740.321.3trtr--tr


*** Primary Characterization Data ***
Pedon ID: 91CO055007( Huerfano, Colorado )Print Date: Nov 11 2024 9:38PM
Sampled As:RingClayey-skeletal, montmorillonitic Mollic Eutroboralfs
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P1069
CEC  &  Bases-1--2--3--4--5--6--7--8--9--10--11--12--13--14-
 
(- - - - - - NH4OAC Extractable Bases - - - - -)CEC8CEC7ECEC(- - - - Base - - - -)
SumAcid-ExtrKClSumNH4BasesAl(- Saturation -)
DepthCaMgNaKBasesityAlMnCatsOAC+AlSatSumNH4OAC
Layer(cm)HorzPrep(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)mg kg-1(- - - - cmol(+) kg-1 - - -)(- - - - - - - - % - - - - - - - -)
6N2e6O2d6P2b6Q2b6H5a5A3a5A8b5C35C1
 
91P069852-0OiS61.06.20.11.527.276.6
91P069860-10AS25.1*2.50.10.828.54.332.826.287100
91P0698710-20Bt1S25.02.90.10.528.53.031.528.99099
91P0698820-38Bt2S32.4*3.30.10.836.62.839.413.093100
91P0698938-61Bt3S30.0*2.70.10.61.731.595100
91P0699061-114BCtS26.6*2.20.10.40.820.997100
91P06991114-183BCkS87.1*2.50.10.40.230.5100100

*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.
Salt-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17--18--19--20-
 
(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)1:2
TotalElecElecExch
DepthCaMgNaKCO3HCO3FClPO4BrOACSO4NO2NO3H2OSaltsCondCondNaSAR
Layer(cm)HorzPrep(- - - - - mmol(+) L-1 - - - - -)(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)(- - - - % - - - -)(- - dS m-1 - -)%
 
91P069860-10AStr
91P0698710-20Bt1Str
91P0698820-38Bt2S1
91P0698938-61Bt3Str
91P0699061-114BCtStr
91P06991114-183BCkStr


*** Primary Characterization Data ***
Pedon ID: 91CO055007( Huerfano, Colorado )Print Date: Nov 11 2024 9:38PM
Sampled As:RingClayey-skeletal, montmorillonitic Mollic Eutroboralfs
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P1069
pH  &  Carbonates-1--2--3--4--5--6--7--8--9--10--11-
 
(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -)(- - Carbonate - -)(- - Gypsum - - -)
CaCl2As CaCO3As CaSO4*2H2OResist
Depth0.01MH2OSat<2mm<20mm<2mm<20mmohms
Layer(cm)HorzPrepKCl1:21:1PasteOxidNaF(- - - - - - - - - - - - % - - - - - - - - - - -)cm-1
4C1a2a4C1a2a6E1g
 
91P069852-0OiS5.55.6
91P069860-10AS6.56.7
91P0698710-20Bt1S6.46.9
91P0698820-38Bt2S6.36.9
91P0698938-61Bt3S7.17.5tr
91P0699061-114BCtS7.07.71
91P06991114-183BCkS7.78.34
Organic-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17-
 
MineralOMOM+(- Total -)Fiber ContentNaPyroDecompLimnic(- - pH - -)(- - Bulk Density - -)Proj
DepthContentTC*1.724MinCNC/NUnrubRubColorStateMatterCaCl2H2O33 kPa33 kPa rewetODSubs
Layer(cm)HorzPrep(- - - - - - - - % - - - - - - - -)ratio% (by vol)g cm-3cm cm-1
5A6A2d4C1a2a
 
91P069852-0OiS4328.265.6
91P069860-10AS2.866.78
91P0698710-20Bt1S1.026.923
91P0698820-38Bt2S0.646.97
91P0698938-61Bt3S0.747.59
91P0699061-114BCtS0.477.729
91P06991114-183BCkS0.748.329


*** Primary Characterization Data ***
Pedon ID: 91CO055007( Huerfano, Colorado )Print Date: Nov 11 2024 9:38PM
Sampled As:RingClayey-skeletal, montmorillonitic Mollic Eutroboralfs
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P1069
Clay Mineralogy (<.002 mm)-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17--18-
X-RayThermalElementalEGMEInter
SiO2Al2O3Fe2O3MgOCaOK2ONa2ORetnpreta
DepthFract7A2i 7C3 tion
Layer(cm)Horzion( - - - - - - - - - peak size - - - - - - - - - - )(- - - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)mg g-1
91P0698710.0-20.0Bt1tclyMT 5KK 2MI 2LE 1QZ 1 1811.6 1.2
91P0698820.0-38.0Bt2tclyMT 5MI 2KK 2LE 1GE 1 1812.6 1.1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
GE GoethiteKK KaoliniteLE LepidocrociteMI MicaMT Montmorillonite
QZ Quartz

RELATIVE PEAK SIZE:5 Very Large4 Large3 Medium2 Small1 Very Small6 No Peaks


*** Primary Characterization Data ***
Pedon ID: 91CO055007( Huerfano, Colorado )Print Date: Nov 11 2024 9:38PM
Sampled As:RingClayey-skeletal, montmorillonitic Mollic Eutroboralfs
USDA-NRCS-NSSC-Soil Survey Laboratory;Pedon No.  91P1069
Sand - Silt Mineralogy (2.0-0.002 mm)-1--2--3--4--5--6--7--8--9--10--11--12--13--14--15--16--17--18-
X-RayThermalOpticalEGMEInter
Tot ReGrain CountRetnpreta
DepthFract 7B1a2 tion
Layer(cm)Horzion( - - - - - - - - peak size - - - - - - - - - )(- - - - - - - - % - - - - - - - - - -)(- - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - -) mg g-1
91P0698710.0-20.0Bt1fs 48QZ 45FK 16OT 16BT 12FP 3GS 2
OW 2OP 2QG 1MS 1PR trAR tr
GN tr

FRACTION INTERPRETATION:
fs - Fine Sand 0.1-0.25 mm

MINERAL INTERPRETATION:
AR Weatherable AggregatesBT BiotiteFK Potassium FeldsparFP Plagioclase FeldsparGN Garnet
GS GlassMS MuscoviteOP OpaquesOT OtherOW Other Weatherable Minerals
PR PyroxeneQG Glass Coated QuartzQZ Quartz
NSSC SSL Report Creation