Element | AG1 | AG2 | AG3 | AG4 | NG6 |
O | 53.12 | 52.46 | 52.33 | 52.63 | 50.90 |
Na | 4.81 | 5.07 | 4.00 | 3.60 | 2.60 |
Mg | trace | trace | trace | trace | 1.03 |
Al | 6.49 | 6.84 | 5.39 | 6.52 | 7.81 |
Si | 28.09 | 31.23 | 32.32 | 29.90 | 26.36 |
K | 1.44 | 1.49 | 0.96 | 2.73 | 4.09 |
Ca | 3.32 | 0.79 | 2.14 | 2.64 | 2.68 |
Fe | 2.73 | 2.11 | 2.86 | 1.99 | 4.54 |