| Layer | Resistivity (Ω-m) | Layer Thickness (km) | ||
| Deep Ocean | Continental Shelf | Land | ||
| Seawater | 0.3 | 4 | 0.1 | 0 |
| Sediments | 3 | 2 | 3 | 1 |
| Crust | 3000 | 10 | 20 | 20 |
| Mantle Lithosphere | 1000 | 70 | 140 | 140 |
| Upper mantle | 100 | 324 | 246.9 | 249 |
| Transition Zone | 10 | 250 | 250 | 250 |
| Lower Mantle | 1 | 340 | 340 | 340 |