| *** Primary Characterization Data *** |
| Pedon ID: S1971MT069004 | ( Petroleum, Montana ) | Print Date: Dec 17 2024 11:31PM |
| Sampled as on Aug 30, 1971: | Thebo |
| Revised to correlated: | Abor ; Fine, smectitic, frigid Udorthentic Chromusterts |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1971MT069004 Lat: 47° 2' 38.74" north Long: 108° 24' 44.75" west MLRA: 58A | Lincoln Soil Survey Laboratory | |
| - | Pedon No. | 40A3723 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska | ||
| Layer | Horizon | Orig Hzn | Depth (cm) | Field Label 1 | Field Label 2 | Field Label 3 | Field Texture | Lab Texture |
| 40A28688 | A | A1 | 0-6 | 71L1098 | SIC | |||
| 40A28689 | B1 | C 1 | 6-27 | 71L1099 | SIC | |||
| 40A28690 | B2 | C 2 | 27-45 | 71L1100 | SIC | |||
| 40A28691 | B3 | C 3 | 45-62 | 71L1101 | SIC | |||
| 40A28692 | By1 | C 4Cs | 62-88 | 71L1102 | SIC | |||
| 40A28693 | By2 | C 5Cs | 88-115 | 71L1103 | SIC | |||
| 40A28694 | By3 | C 6Cs | 115-140 | 71L1104 | SIC | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.59 | (NA) | |
| Clay, carbonate free, Weighted Average | 51 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Clay, total, Weighted Average | 51 | % wt | |
| Weighted averages based on control section: 25-100 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) ) | |||||||||||||||||
| Lab | Clay | Silt | Sand | Fine | CO3 | Fine | Coarse | VF | F | M | C | VC | (- - - - - - - - Weight - - - - - - - -) | >2 mm | |||||||
| Text- | < | .002 | .05 | < | < | .002 | .02 | .05 | .10 | .25 | .5 | 1 | 2 | 5 | 20 | .1- | wt % | ||||
| Depth | ure | .002 | -.05 | -2 | .0002 | .002 | -.02 | -.05 | -.10 | -.25 | -.50 | -1 | -2 | -5 | -20 | -75 | 75 | whole | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - % of <75mm - - - - - -) | soil | |||||||||||||||
| 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3B1 | 3B1 | 3B1 | |||||||
| 40A28688 | 0-6 | A | S | sic | 47.9 | 44.0 | 8.1 | 24.8 | 19.2 | 6.6 | 1.1 | 0.2 | 0.1 | 0.1 | -- | 2 | -- | 3 | 2 | ||
| 40A28689 | 6-27 | B1 | S | sic | 52.0 | 42.2 | 5.8 | tr | 26.1 | 16.1 | 4.5 | 0.7 | 0.2 | 0.2 | 0.2 | -- | 1 | -- | 2 | 1 | |
| 40A28690 | 27-45 | B2 | S | sic | 52.3 | 42.6 | 5.1 | tr | 27.8 | 14.8 | 4.0 | 0.7 | 0.2 | 0.1 | 0.1 | -- | -- | -- | 1 | -- | |
| 40A28691 | 45-62 | B3 | S | sic | 51.3 | 44.9 | 3.8 | -- | 31.6 | 13.3 | 2.8 | 0.7 | 0.2 | 0.1 | tr | -- | -- | -- | 1 | -- | |
| 40A28692 | 62-88 | By1 | S | sic | 50.5 | 46.7 | 2.8 | -- | 33.9 | 12.8 | 1.6 | 0.4 | 0.2 | 0.4 | 0.2 | -- | -- | -- | 1 | -- | |
| 40A28693 | 88-115 | By2 | S | sic | 50.3 | 47.5 | 2.2 | -- | 38.0 | 9.5 | 1.7 | 0.3 | 0.1 | 0.1 | -- | -- | -- | -- | 1 | -- | |
| 40A28694 | 115-140 | By3 | S | sic | 51.4 | 45.0 | 3.6 | -- | 35.2 | 9.8 | 2.7 | 0.7 | 0.1 | 0.1 | tr | -- | -- | -- | 1 | -- | |
| *** Primary Characterization Data *** |
| Pedon ID: S1971MT069004 | ( Petroleum, Montana ) | Print Date: Dec 17 2024 11:31PM |
| Sampled As | : | Thebo | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3723 | |||
| 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 ) | WRD | Aggst | ||||||||||||
| 33 | Oven | Whole | 6 | 10 | 33 | 1500 | 1500 kPa | (- - - - Ratio - - - -) | Whole | Stabl | (- - Ratio/Clay - -) | ||||||
| Depth | kPa | Dry | Soil | kPa | kPa | kPa | kPa | Moist | Corrected | Soil | 2-0.5mm | CEC7 | 1500 kPa | ||||
| Layer | (cm) | Horz | Prep | (- - - g cm-3 - - -) | (- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -) | cm3 cm-3 | % | ||||||||||
| NK | 4A1h | 4B1c | NK | NK | |||||||||||||
| 40A28688 | 0-6 | A | S | 1.33 | 1.62 | 0.067 | 30.0 | 27.3 | 16.4 | 0.14 | 0.66 | 0.34 | |||||
| 40A28689 | 6-27 | B1 | S | 1.43 | 28.6 | 27.0 | 17.7 | 0.13 | 0.62 | 0.34 | |||||||
| 40A28690 | 27-45 | B2 | S | 1.43 | 1.79 | 0.078 | 31.0 | 28.9 | 18.7 | 0.15 | 0.62 | 0.36 | |||||
| 40A28691 | 45-62 | B3 | S | 18.9 | 0.61 | 0.37 | |||||||||||
| 40A28692 | 62-88 | By1 | S | 1.44 | 1.67 | 0.051 | 27.7 | 26.1 | 19.3 | 0.10 | 0.55 | 0.38 | |||||
| 40A28693 | 88-115 | By2 | S | 18.9 | 0.63 | 0.38 | |||||||||||
| 40A28694 | 115-140 | By3 | S | 1.45 | 1.82 | 0.079 | 26.9 | 25.6 | 20.0 | 0.08 | 0.58 | 0.39 | |||||
| Carbon & Extractions | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | |||
| (- - - - - Total - - - - -) | Est | OC | C/N | (- - - Dith-Cit Ext - - -) | (- - - - - - Ammonium Oxalate Extraction - - - - - -) | (- - - Na Pyro-Phosphate - - -) | ||||||||||||||||
| Depth | C | N | S | OC | (WB) | Ratio | Fe | Al | Mn | Al+½Fe | ODOE | Fe | Al | Si | Mn | C | Fe | Al | Mn | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - % of <2 mm - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - - - % of < 2mm - - - - -) | |||||||||||||||
| NK | ||||||||||||||||||||||
| 40A28688 | 0-6 | A | S | 2.98 | ||||||||||||||||||
| 40A28689 | 6-27 | B1 | S | 1.10 | ||||||||||||||||||
| 40A28690 | 27-45 | B2 | S | 0.94 | ||||||||||||||||||
| 40A28691 | 45-62 | B3 | S | 0.84 | ||||||||||||||||||
| 40A28692 | 62-88 | By1 | S | 0.64 | ||||||||||||||||||
| 40A28693 | 88-115 | By2 | S | 0.53 | ||||||||||||||||||
| 40A28694 | 115-140 | By3 | S | 0.36 | ||||||||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1971MT069004 | ( Petroleum, Montana ) | Print Date: Dec 17 2024 11:31PM |
| Sampled As | : | Thebo | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3723 | |||
| CEC & Bases | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
| (- - - - - - NH4OAC Extractable Bases - - - - -) | CEC8 | CEC7 | ECEC | (- - - - Base - - - -) | |||||||||||||
| Sum | Acid- | Extr | KCl | Sum | NH4 | Bases | Al | (- Saturation -) | |||||||||
| Depth | Ca | Mg | Na | K | Bases | ity | Al | Mn | Cats | OAC | +Al | Sat | Sum | NH4OAC | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - cmol(+) kg-1 - - -) | (- - - - - - - - % - - - - - - - -) | ||||||||||
| NK | NK | NK | NK | NK | |||||||||||||
| 40A28688 | 0-6 | A | S | 23.9* | 5.7 | 1.1 | 1.7 | 31.6 | 100 | 100 | |||||||
| 40A28689 | 6-27 | B1 | S | 21.4* | 8.0 | 3.7 | 0.8 | 32.3 | 100 | 100 | |||||||
| 40A28690 | 27-45 | B2 | S | 17.5* | 10.8 | 7.3 | 0.8 | 32.3 | 100 | 100 | |||||||
| 40A28691 | 45-62 | B3 | S | 12.4 | 8.3 | 0.6 | 31.1 | 100 | |||||||||
| 40A28692 | 62-88 | By1 | S | 15.2 | 7.5 | 0.5 | 27.6 | 100 | |||||||||
| 40A28693 | 88-115 | By2 | S | 20.4 | 9.7 | 0.6 | 31.8 | 100 | |||||||||
| 40A28694 | 115-140 | By3 | S | 20.4 | 8.9 | 0.6 | 29.6 | 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 | ||||||||||||||||||||||
| Total | Elec | Elec | Exch | ||||||||||||||||||||
| Depth | Ca | Mg | Na | K | CO3 | HCO3 | F | Cl | PO4 | Br | OAC | SO4 | NO2 | NO3 | H2O | Salts | Cond | Cond | Na | SAR | |||
| Layer | (cm) | Horz | Prep | (- - - - - mmol(+) L-1 - - - - -) | (- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -) | (- - - - % - - - -) | (- - dS m-1 - -) | % | |||||||||||||||
| NK | NK | NK | NK | NK | NK | NK | NK | NK | 8D5 | NK | |||||||||||||
| 40A28688 | 0-6 | A | S | 11.0 | 4.8 | 6.1 | 0.8 | -- | 5.2 | 0.7 | 10.3 | 62.2 | 0.1 | 2.13 | 2 | 2 | |||||||
| 40A28689 | 6-27 | B1 | S | 1.6 | 0.7 | 9.8 | 0.1 | -- | 8.7 | 1.9 | -- | 55.7 | tr | 1.16 | 10 | 9 | |||||||
| 40A28690 | 27-45 | B2 | S | 2.5 | 1.9 | 28.2 | 0.1 | -- | 9.1 | 4.4 | 12.7 | 65.5 | 0.1 | 2.55 | 17 | 19 | |||||||
| 40A28691 | 45-62 | B3 | S | 29.0 | 22.7 | 69.5 | 0.4 | -- | 5.4 | 4.4 | 104.0 | 64.3 | 0.4 | 7.81 | 12 | 14 | |||||||
| 40A28692 | 62-88 | By1 | S | 27.0 | 38.0 | 80.0 | 0.7 | -- | 6.1 | 4.2 | 129.0 | 66.0 | 0.5 | 9.13 | 8 | 14 | |||||||
| 40A28693 | 88-115 | By2 | S | 24.5 | 48.7 | 82.0 | 1.2 | -- | 3.9 | 2.6 | 148.0 | 73.4 | 0.6 | 10.20 | 12 | 14 | |||||||
| 40A28694 | 115-140 | By3 | S | 23.0 | 50.0 | 90.3 | 1.2 | -- | 4.1 | 2.8 | 153.0 | 71.1 | 0.6 | 10.40 | 8 | 15 | |||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1971MT069004 | ( Petroleum, Montana ) | Print Date: Dec 17 2024 11:31PM |
| Sampled As | : | Thebo | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3723 | |||
| pH & Carbonates | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | |||
| (- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -) | (- - Carbonate - -) | (- - Gypsum - - -) | ||||||||||||
| CaCl2 | As CaCO3 | As CaSO4*2H2O | Resist | |||||||||||
| Depth | 0.01M | H2O | Sat | <2mm | <20mm | <2mm | <20mm | ohms | ||||||
| Layer | (cm) | Horz | Prep | KCl | 1:2 | 1:1 | Paste | Oxid | NaF | (- - - - - - - - - - - - % - - - - - - - - - - -) | cm-1 | |||
| 8C1e | 8C1a | NK | NK | NK | ||||||||||
| 40A28688 | 0-6 | A | S | 7.3 | 7.5 | 7.3 | 1 | |||||||
| 40A28689 | 6-27 | B1 | S | 7.8 | 8.5 | 7.8 | 4 | |||||||
| 40A28690 | 27-45 | B2 | S | 8.1 | 8.4 | 7.9 | 4 | |||||||
| 40A28691 | 45-62 | B3 | S | 7.8 | 7.9 | 7.7 | 3 | 5 | ||||||
| 40A28692 | 62-88 | By1 | S | 8.0 | 8.0 | 7.9 | 4 | 21 | ||||||
| 40A28693 | 88-115 | By2 | S | 8.1 | 8.1 | 7.9 | 1 | 11 | ||||||
| 40A28694 | 115-140 | By3 | S | 7.8 | 7.8 | 7.7 | 2 | 23 | ||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1971MT069004 | ( Petroleum, Montana ) | Print Date: Dec 17 2024 11:31PM |
| Sampled As | : | Thebo | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A3723 | |||
| Clay Mineralogy (<.002 mm) | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
| X-Ray | Thermal | Elemental | EGME | Inter | |||||||||||||||||
| SiO2 | Al2O3 | Fe2O3 | MgO | CaO | K2O | Na2O | Retn | preta | |||||||||||||
| Depth | Fract | 7A2i | tion | ||||||||||||||||||
| Layer | (cm) | Horz | ion | ( - - - - - - - - - peak size - - - - - - - - - - ) | (- - - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
| 40A28690 | 27.0-45.0 | B2 | tcly | MT 3 | MI 3 | KK 3 | CL 2 | QZ 1 | |||||||||||||
| MC 1 | |||||||||||||||||||||
| 40A28693 | 88.0-115.0 | By2 | tcly | MT 5 | MI 3 | KK 2 | CL 2 | QZ 1 | |||||||||||||
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | ||||
| MINERAL INTERPRETATION: | ||||
| CL Chlorite | KK Kaolinite | MC Montmorillonite-Chlorite | MI Mica | MT Montmorillonite |
| QZ Quartz | ||||
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |