| *** Primary Characterization Data *** |
| Pedon ID: 90MT015790 | ( Chouteau, Montana ) | Print Date: Jun 14 2024 5:05PM |
| Sampled as on Sep 29, 1990: | Laceycreek ; Fine-loamy, mixed Pachic Udic Argiborolls |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP92MT026 CHOUTEAU COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1990MT015790 Lat: 47° 33' 43.00" north Long: 110° 34' 2.99" west | National Soil Survey Center | |
| - | Pedon No. | 92P0127 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Layer | Horizon | Orig Hzn | Depth (cm) | Field Label 1 | Field Label 2 | Field Label 3 | Field Texture | Lab Texture |
| 92P00868 | Ap | Ap | 0-13 | L | L | |||
| 92P00869 | A | A2 | 13-46 | L | L | |||
| 92P00870 | Bt1 | Bt1 | 46-66 | CL | L | |||
| 92P00871 | Bt2 | Bt2 | 66-112 | CL | L | |||
| 92P00872 | 2BC | 2BC | 112-152 | SL | COSL | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.14 | (NA) | |
| Clay, carbonate free, Weighted Average | 23 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 45 | % wt | |
| Volume, >2mm, Weighted Average | 11 | % vol | |
| Clay, total, Weighted Average | 23 | % wt | |
| Weighted averages based on control section: 46-96 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 | 3B1 | 3B1 | 3B1 | ||||||||
| 92P00868 | 0-13 | Ap | S | l | 21.5 | 30.4 | 48.1 | 17.4 | 13.0 | 9.6 | 10.8 | 10.4 | 10.2 | 7.1 | 8 | 3 | -- | 45 | 11 | ||
| 92P00869 | 13-46 | A | S | l | 22.4 | 32.1 | 45.5 | 18.1 | 14.0 | 10.1 | 10.5 | 9.2 | 9.3 | 6.4 | 12 | 5 | -- | 46 | 17 | ||
| 92P00870 | 46-66 | Bt1 | S | l | 23.3 | 28.5 | 48.2 | 16.0 | 12.5 | 9.8 | 12.5 | 5.8 | 10.7 | 9.4 | 14 | 10 | -- | 53 | 24 | ||
| 92P00871 | 66-112 | Bt2 | S | l | 23.1 | 35.2 | 41.7 | 18.5 | 16.7 | 11.2 | 11.1 | 6.4 | 7.4 | 5.6 | 11 | 2 | -- | 40 | 13 | ||
| 92P00872 | 112-152 | 2BC | S | cosl | 12.6 | 21.4 | 66.0 | 10.3 | 11.1 | 9.6 | 14.9 | 14.8 | 15.2 | 11.5 | 14 | 7 | -- | 66 | 21 | ||
| *** Primary Characterization Data *** |
| Pedon ID: 90MT015790 | ( Chouteau, Montana ) | Print Date: Jun 14 2024 5:05PM |
| Sampled As | : | Laceycreek | Fine-loamy, mixed Pachic Udic Argiborolls | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 92P0127 | |||
| 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 | % | ||||||||||
| 3C2a1a | 3D1 | 8D1 | 8D1 | ||||||||||||||
| 92P00868 | 0-13 | Ap | S | 12.8 | 1.024 | 1.41 | 0.60 | ||||||||||
| 92P00869 | 13-46 | A | S | 13.9 | 1.024 | 1.50 | 0.62 | ||||||||||
| 92P00870 | 46-66 | Bt1 | S | 11.7 | 1.023 | 1.14 | 0.50 | ||||||||||
| 92P00871 | 66-112 | Bt2 | S | 11.4 | 1.023 | 1.15 | 0.49 | ||||||||||
| 92P00872 | 112-152 | 2BC | S | 7.3 | 1.016 | 1.67 | 0.58 | ||||||||||
| 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 - - - - -) | |||||||||||||||
| 6A1c | ||||||||||||||||||||||
| 92P00868 | 0-13 | Ap | S | 4.07 | ||||||||||||||||||
| 92P00869 | 13-46 | A | S | 3.47 | ||||||||||||||||||
| 92P00870 | 46-66 | Bt1 | S | 1.11 | ||||||||||||||||||
| 92P00871 | 66-112 | Bt2 | S | 0.74 | ||||||||||||||||||
| 92P00872 | 112-152 | 2BC | S | 0.62 | ||||||||||||||||||
| 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 - - -) | (- - - - - - - - % - - - - - - - -) | ||||||||||
| 6N2e | 6O2d | 6P2b | 6Q2b | 6H5a | 5A3a | 5A8b | 5C3 | 5C1 | |||||||||
| 92P00868 | 0-13 | Ap | S | 22.5 | 4.3 | 0.2 | 1.3 | 28.3 | 9.3 | 37.6 | 30.4 | 75 | 93 | ||||
| 92P00869 | 13-46 | A | S | 26.2 | 5.3 | 0.2 | 0.8 | 32.5 | 8.4 | 40.9 | 33.5 | 79 | 97 | ||||
| 92P00870 | 46-66 | Bt1 | S | 18.8 | 6.0 | 0.2 | 1.0 | 26.0 | 4.3 | 30.3 | 26.5 | 86 | 98 | ||||
| 92P00871 | 66-112 | Bt2 | S | 19.9* | 7.2 | 0.2 | 1.1 | 28.4 | 3.7 | 32.1 | 26.5 | 88 | 100 | ||||
| 92P00872 | 112-152 | 2BC | S | 14.9* | 5.4 | 0.2 | 0.8 | 21.3 | 2.4 | 23.7 | 21.1 | 90 | 100 | ||||
| *** Primary Characterization Data *** |
| Pedon ID: 90MT015790 | ( Chouteau, Montana ) | Print Date: Jun 14 2024 5:05PM |
| Sampled As | : | Laceycreek | Fine-loamy, mixed Pachic Udic Argiborolls | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 92P0127 | |||
| 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 - -) | % | |||||||||||||||
| 92P00868 | 0-13 | Ap | S | 1 | |||||||||||||||||||
| 92P00869 | 13-46 | A | S | 1 | |||||||||||||||||||
| 92P00870 | 46-66 | Bt1 | S | 1 | |||||||||||||||||||
| 92P00871 | 66-112 | Bt2 | S | 1 | |||||||||||||||||||
| 92P00872 | 112-152 | 2BC | S | 1 | |||||||||||||||||||
| 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 | |||
| 4C1a2a | 4C1a2a | |||||||||||||
| 92P00868 | 0-13 | Ap | S | 5.4 | 5.9 | |||||||||
| 92P00869 | 13-46 | A | S | 5.9 | 6.5 | |||||||||
| 92P00870 | 46-66 | Bt1 | S | 6.3 | 6.9 | |||||||||
| 92P00871 | 66-112 | Bt2 | S | 6.5 | 7.2 | |||||||||
| 92P00872 | 112-152 | 2BC | S | 6.5 | 7.3 | |||||||||
| *** Primary Characterization Data *** |
| Pedon ID: 90MT015790 | ( Chouteau, Montana ) | Print Date: Jun 14 2024 5:05PM |
| Sampled As | : | Laceycreek | Fine-loamy, mixed Pachic Udic Argiborolls | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 92P0127 | |||
| 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 | | | 7C3 | | tion | ||||||||||||||
| Layer | (cm) | Horz | ion | ( - - - - - - - - - peak size - - - - - - - - - - ) | (- - - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
| 92P00868 | 0.0-13.0 | Ap | tcly | MI 3 | MT 2 | MM 1 | KK 1 | QZ 1 | | | | | | 12 | 6.3 | | | 2.6 | | | |
| 92P00870 | 46.0-66.0 | Bt1 | tcly | MI 3 | MT 3 | KK 1 | MM 1 | QZ 1 | | | | | | 15 | 7.0 | | | 2.7 | | | |
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | | | | |
| MINERAL INTERPRETATION: | ||||
| KK Kaolinite | MI Mica | MM Montmorillonite-Mica | MT Montmorillonite | QZ Quartz |
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |
| *** Primary Characterization Data *** |
| Pedon ID: 90MT015790 | ( Chouteau, Montana ) | Print Date: Jun 14 2024 5:05PM |
| Sampled As | : | Laceycreek | Fine-loamy, mixed Pachic Udic Argiborolls | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 92P0127 | |||
| 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-Ray | Thermal | Optical | EGME | Inter | |||||||||||||||||
| Tot Re | Grain Count | Retn | preta | ||||||||||||||||||
| Depth | Fract | | | | 7B1a2 | | tion | ||||||||||||||
| Layer | (cm) | Horz | ion | ( - - - - - - - - peak size - - - - - - - - - ) | (- - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
| 92P00870 | 46.0-66.0 | Bt1 | csi | | | | | | | | | | 36 | OT 35 | QZ 33 | FK 9 | BT 7 | GS 5 | MS 3 | | |
| | | | | | | | | | HN 3 | OP 2 | PR 2 | PO 1 | FP 1 | ZR tr | | ||||||
| | | | | | | | | | TM tr | GN tr | | | | | | ||||||
| FRACTION INTERPRETATION: | ||||
| csi - Coarse Silt 0.02-0.05 mm | | | | |
| MINERAL INTERPRETATION: | ||||
| BT Biotite | FK Potassium Feldspar | FP Plagioclase Feldspar | GN Garnet | GS Glass |
| HN Hornblende | MS Muscovite | OP Opaques | OT Other | PO Plant Opal |
| PR Pyroxene | QZ Quartz | TM Tourmaline | ZR Zircon | |