Chemical elements | Depth | ||
0.5 m | 1.5 m | 2.7 m | |
0 | 42.15 | 71.73 | 68.03 |
Si | 3.87 | 15.19 | 15.37 |
C | 50.33 | - | - |
Al | 2.59 | 8.60 | 9.81 |
Fe | 0.61 | 1.93 | 2.93 |
Ti | - | 0.45 | 0.41 |
K | - | 0.80 | - |
Na | - | - | 1.44 |
Mg | 0.35 | 1.31 | 1.63 |
Ca | - | - | 0.38 |
| 100 | 100 | 100 |