Table 3.
Model variograms for different depths
| Depth Range | Model Variogram | Nugget | Sill | Range(m) | Nugget/Sill | Spatial correlation |
|---|---|---|---|---|---|---|
| 0-5 | Spherical | 1.20 | 1.98 | 37000 | 0.61 | Moderate |
| 5-10 | Spherical | 1.50 | 2.65 | 34545 | 0.57 | Moderate |
| 10-20 | Spherical | 1.10 | 2.30 | 33232 | 0.48 | Moderate |
| 20-40 | Spherical | 1.00 | 2.38 | 35000 | 0.42 | Moderate |
| 40-60 | Spherical | 0.51 | 1.80 | 40000 | 0.28 | High |
| 60-80 | Spherical | 0.60 | 2.00 | 49991 | 0.30 | High |
| 80-110 | Spherical | 0.47 | 1.71 | 50030 | 0.27 | High |
| 110-140 | Spherical | 0.42 | 1.48 | 49593 | 0.29 | High |
| 140-170 | Spherical | 0.50 | 1.95 | 40000 | 0.26 | High |
| 170-210 | Spherical | 0.43 | 1.33 | 48892 | 0.33 | High |
| 210-240 | Spherical | 0.00 | 1.5 | 45000 | 0.00 | High |
| 240-270 | Spherical | 0.20 | 0.77 | 20000 | 0.26 | High |
| 280-310 | Spherical | 0.20 | 0.78 | 15046 | 0.26 | High |
| 310-350 | Spherical | 0.57 | 1.24 | 50042 | 0.46 | Moderate |
| 500 | Spherical | 0.22 | 0.57 | 47000 | 0.39 | High |