| *** Primary Characterization Data *** |
| Pedon ID: 99NC063001 | ( Durham, North Carolina ) | Print Date: Apr 26 2024 9:45AM |
| Sampled as on Jan 10, 1999: | HORNSBORO ; Fine, mixed, semiactive, thermic Aeric Albaqualfs |
| Revised to SSL: | (unnamed) ; Fine-silty, mixed, active, thermic Typic Natraqualf |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP99NC084 HORNSBORO SERIES | Natural Resources Conservation Service |
| - | Site ID | S1999NC063001 Lat: 35° 54' 8.00" north Long: 78° 54' 5.99" west | National Soil Survey Center | |
| - | Pedon No. | 99P0304 | 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 |
| 99P01540 | A | A | 0-13 | SICL | ||||
| 99P01541 | BE | BE | 13-25 | L | ||||
| 99P01542 | Btg | Btg | 25-63 | CL | ||||
| 99P01543 | Bt | Bt | 63-85 | L | ||||
| 99P01544 | BC | BC | 85-120 | L | ||||
| 99P01545 | Cg | Cg | 120-150 | L | ||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.58 | (NA) | |
| Clay, carbonate free, Weighted Average | 28 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 9 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 28 | % wt | |
| Weighted averages based on control section: 25-75 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 | |||||||
| 99P01540 | 0-13 | A | S | sicl | 27.6 | 52.5 | 19.9 | 11.0 | 39.0 | 13.5 | 5.3 | 4.4 | 7.8 | 2.1 | 0.3 | -- | -- | -- | 15 | -- | |
| 99P01541 | 13-25 | BE | S | l | 16.3 | 49.0 | 34.7 | 5.3 | 27.6 | 21.4 | 19.6 | 10.3 | 3.5 | 1.1 | 0.2 | -- | -- | -- | 15 | -- | |
| 99P01542 | 25-63 | Btg | S | cl | 28.9 | 45.7 | 25.4 | 11.9 | 25.8 | 19.9 | 16.5 | 6.3 | 1.2 | 0.9 | 0.5 | tr | -- | -- | 9 | tr | |
| 99P01543 | 63-85 | Bt | S | l | 25.4 | 49.3 | 25.3 | 11.9 | 24.5 | 24.8 | 17.0 | 7.5 | 0.5 | 0.2 | 0.1 | -- | -- | -- | 8 | -- | |
| 99P01544 | 85-120 | BC | S | l | 19.8 | 45.0 | 35.2 | 9.4 | 22.6 | 22.4 | 23.5 | 10.2 | 0.8 | 0.6 | 0.1 | -- | -- | -- | 12 | -- | |
| 99P01545 | 120-150 | Cg | S | l | 13.7 | 36.0 | 50.3 | 7.7 | 16.2 | 19.8 | 27.1 | 22.0 | 1.0 | 0.1 | 0.1 | -- | -- | -- | 23 | -- | |
| *** Primary Characterization Data *** |
| Pedon ID: 99NC063001 | ( Durham, North Carolina ) | Print Date: Apr 26 2024 9:45AM |
| Sampled As | : | HORNSBORO | Fine, mixed, semiactive, thermic Aeric Albaqualfs | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 99P0304 | |||
| 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 | ||||||||||||||
| 99P01540 | 0-13 | A | S | 11.9 | 1.025 | 0.65 | 0.43 | ||||||||||
| 99P01541 | 13-25 | BE | S | 6.6 | 1.012 | 0.50 | 0.40 | ||||||||||
| 99P01542 | 25-63 | Btg | S | 12.2 | 1.021 | 0.56 | 0.42 | ||||||||||
| 99P01543 | 63-85 | Bt | S | 11.0 | 1.020 | 0.65 | 0.43 | ||||||||||
| 99P01544 | 85-120 | BC | S | 8.9 | 1.018 | 0.71 | 0.45 | ||||||||||
| 99P01545 | 120-150 | Cg | S | 6.6 | 1.015 | 0.84 | 0.48 | ||||||||||
| 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 - - - - -) | |||||||||||||||
| 6A2e | 6B4a | 6C2h | 6G7g | 6D2g | 8J1c | 6C9b | 6G12b | 6V2b | 6D5b | |||||||||||||
| 99P01540 | 0-13 | A | S | 1.44 | 0.125 | 1.4 | 12 | 1.3 | 0.1 | tr | 0.29 | 0.07 | 0.42 | 0.08 | 0.02 | 308.0 | ||||||
| 99P01541 | 13-25 | BE | S | 0.46 | 0.038 | 0.5 | 0.9 | 0.1 | 0.1 | 0.22 | 0.05 | 0.35 | 0.05 | 0.01 | 474.0 | |||||||
| 99P01542 | 25-63 | Btg | S | 0.20 | 0.019 | 0.2 | 1.3 | 0.1 | 0.1 | 0.25 | 0.05 | 0.34 | 0.08 | 0.04 | 600.0 | |||||||
| 99P01543 | 63-85 | Bt | S | 0.11 | 0.018 | 0.1 | 0.9 | 0.1 | tr | 0.09 | 0.02 | 0.12 | 0.03 | 0.02 | 192.0 | |||||||
| 99P01544 | 85-120 | BC | S | 0.08 | 0.011 | 0.1 | 1.0 | 0.1 | tr | 0.07 | 0.04 | 0.09 | 0.02 | 0.02 | 171.0 | |||||||
| 99P01545 | 120-150 | Cg | S | 0.06 | 0.009 | 0.1 | 0.9 | 0.1 | tr | 0.07 | 0.02 | 0.11 | 0.01 | 0.02 | 310.0 | |||||||
| *** Primary Characterization Data *** |
| Pedon ID: 99NC063001 | ( Durham, North Carolina ) | Print Date: Apr 26 2024 9:45AM |
| Sampled As | : | HORNSBORO | Fine, mixed, semiactive, thermic Aeric Albaqualfs | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 99P0304 | |||
| 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 - - -) | (- - - - - - - - % - - - - - - - -) | ||||||||||
| 6N2i | 6O2h | 6P2f | 6Q2f | 6H5a | 6G9c | 6D3b | 5A3a | 5A8b | 5A3b | 5G1 | 5C3 | 5C1 | |||||
| 99P01540 | 0-13 | A | S | 9.4 | 3.6 | 0.5 | 0.1 | 13.6 | 7.3 | 0.2 | 7.3 | 20.9 | 17.9 | 13.8 | 1 | 65 | 76 |
| 99P01541 | 13-25 | BE | S | 2.9 | 1.3 | 0.4 | -- | 4.6 | 4.9 | 0.6 | 11.0 | 9.5 | 8.1 | 5.2 | 12 | 48 | 57 |
| 99P01542 | 25-63 | Btg | S | 3.5 | 5.5 | 2.8 | 0.1 | 11.9 | 6.2 | 0.7 | 11.1 | 18.1 | 16.1 | 12.6 | 6 | 66 | 74 |
| 99P01543 | 63-85 | Bt | S | 4.8 | 7.0 | 3.2 | 0.1 | 15.1 | 2.2 | 17.3 | 16.4 | 87 | 92 | ||||
| 99P01544 | 85-120 | BC | S | 4.8 | 6.1 | 1.9 | 0.1 | 12.9 | 1.9 | 14.8 | 14.0 | 87 | 92 | ||||
| 99P01545 | 120-150 | Cg | S | 5.3 | 4.3 | 0.4 | -- | 10.0 | 1.2 | 11.2 | 11.5 | 89 | 87 | ||||
| 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 - -) | % | |||||||||||||||
| 4F1a1a1 | |||||||||||||||||||||||
| 99P01540 | 0-13 | A | S | 0.04 | 3 | ||||||||||||||||||
| 99P01541 | 13-25 | BE | S | 0.02 | 5 | ||||||||||||||||||
| 99P01542 | 25-63 | Btg | S | 0.06 | 17 | ||||||||||||||||||
| 99P01543 | 63-85 | Bt | S | 0.05 | 20 | ||||||||||||||||||
| 99P01544 | 85-120 | BC | S | 0.02 | 14 | ||||||||||||||||||
| 99P01545 | 120-150 | Cg | S | 0.01 | 3 | ||||||||||||||||||
| 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 | 4C1a1a1 | ||||||||||||
| 99P01540 | 0-13 | A | S | 4.8 | 5.7 | 8.2 | ||||||||
| 99P01541 | 13-25 | BE | S | 4.4 | 5.4 | 8.0 | ||||||||
| 99P01542 | 25-63 | Btg | S | 4.9 | 6.0 | 8.2 | ||||||||
| 99P01543 | 63-85 | Bt | S | 6.3 | 7.4 | 8.1 | ||||||||
| 99P01544 | 85-120 | BC | S | 6.2 | 7.5 | 8.0 | ||||||||
| 99P01545 | 120-150 | Cg | S | 6.4 | 7.3 | 7.9 | ||||||||
| *** Primary Characterization Data *** |
| Pedon ID: 99NC063001 | ( Durham, North Carolina ) | Print Date: Apr 26 2024 9:45AM |
| Sampled As | : | HORNSBORO | Fine, mixed, semiactive, thermic Aeric Albaqualfs | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 99P0304 | |||
| Phosphorus | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | |||
| (- - - - - - - - - - - - - - - - - - - - - - - Phosphorus - - - - - - - - - - - - - - - - - - - - -) | KCl | ||||||||||||||
| Melanic | NZ | Acid | Anion Exch Resin | Bray | Bray | Olsen | H2O | Citric | Mehlich | Extr | |||||
| Depth | Index | Oxal | Available | Capacity | 1 | 2 | Acid | III | NO3 | ||||||
| Layer | (cm) | Horz | Prep | % | (- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -) | ||||||||||
| 6S8a | |||||||||||||||
| 99P01540 | 0-13 | A | S | 202.0 | |||||||||||
| 99P01541 | 13-25 | BE | S | 95.0 | |||||||||||
| 99P01542 | 25-63 | Btg | S | 21.0 | |||||||||||
| 99P01543 | 63-85 | Bt | S | -- | |||||||||||
| 99P01544 | 85-120 | BC | S | 32.0 | |||||||||||
| 99P01545 | 120-150 | Cg | S | 32.0 | |||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: 99NC063001 | ( Durham, North Carolina ) | Print Date: Apr 26 2024 9:45AM |
| Sampled As | : | HORNSBORO | Fine, mixed, semiactive, thermic Aeric Albaqualfs | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 99P0304 | |||
| 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 | ||||||||||||||
| 99P01542 | 25.0-63.0 | Btg | tcly | VR 4 | KK 3 | MI 2 | QZ 1 | GE 1 | | | | | | | | | | | | | |
| 99P01545 | 120.0-150.0 | Cg | tcly | KK 3 | VR 3 | MI 3 | MT 2 | | | | | | | | | | | | | | |
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | | | | |
| MINERAL INTERPRETATION: | ||||
| GE Goethite | KK Kaolinite | MI Mica | MT Montmorillonite | QZ Quartz |
| VR Vermiculite | | | | |
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |
| *** Primary Characterization Data *** |
| Pedon ID: 99NC063001 | ( Durham, North Carolina ) | Print Date: Apr 26 2024 9:45AM |
| Sampled As | : | HORNSBORO | Fine, mixed, semiactive, thermic Aeric Albaqualfs | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 99P0304 | |||
| 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 | ||||||||||||||
| 99P01542 | 25.0-63.0 | Btg | csi | | | | | | | | | | 54 | QZ 46 | FK 34 | FP 7 | FE 6 | MS 2 | OP 1 | | |
| | | | | | | | | | PR 1 | ZR 1 | BT 1 | MZ 1 | HN tr | PO tr | | ||||||
| | | | | | | | | | TM tr | EN tr | AN tr | GS tr | | | | ||||||
| FRACTION INTERPRETATION: | ||||
| csi - Coarse Silt 0.02-0.05 mm | | | | |
| MINERAL INTERPRETATION: | ||||
| AN Andalusite | BT Biotite | EN Enstatite | FE Iron Oxides (Goethite | FK Potassium Feldspar |
| FP Plagioclase Feldspar | GS Glass | HN Hornblende | MS Muscovite | MZ Monazite |
| OP Opaques | PO Plant Opal | PR Pyroxene | QZ Quartz | TM Tourmaline |
| ZR Zircon | | | | |