| 1 | 0.00 | 15.00 | SANDY SOIL | |
| 2 | 15.00 | 36.00 | GREY BASALT, RED-RIM ROCK | |
| 3 | 36.00 | 100.00 | RED BASALT | |
| 4 | 100.00 | 110.00 | BROWN VOLCANIC CLAYSTONE | |
| 5 | 110.00 | 130.00 | PURPLE BASALT, POROUS WITH LAYERS OF VOLCANIC CLAYSTONE | |
| 6 | 130.00 | 138.00 | BLACK BASALT WITH WHITE VOLCANIC CLAYSTONE AND VOID AREAS | |
| 7 | 138.00 | 195.00 | RED BASALT, FRACTURED | |
| 8 | 195.00 | 280.00 | RED BASALT WITH CLAYSTONE | |
| 9 | 280.00 | 335.00 | GREY BASALT WITH VOID AREAS | |
| 10 | 335.00 | 360.00 | RED FRACTURED BASALT | |
| 11 | 360.00 | 380.00 | GREY BASALT WITH CLAYSTONE | |
| 12 | 380.00 | 400.00 | BROWN TO RED FRACTURED BASALT, CLAYSTONE LAYERS | |
