| Elements | Concentrations of particulate (%) | |||
| A | B | C | D | |
| Ca | 37.348 | 36.348 | 39.504 | 31.194 |
| K | 20.075 | 21.993 | 19.563 | 26.247 |
| Cl | 16.113 | 15.332 | 19.137 | 20.329 |
| Si | 7.084 | 8.813 | 4.481 | 5.272 |
| Fe | 5.635 | 5.001 | 5.084 | 4.864 |
| S | 5.565 | 5.254 | 6.402 | 6.990 |
| Ti | 4.106 | 2.974 | 2.652 | 2.286 |
| Al | 1.969 | 2.849 | 1.663 | 1.955 |
| P | 0.525 | 0.000 | 0.762 | 0.399 |
| Zn | 0.519 | 0.645 | 0.382 | 0.364 |
| Pb | 0.342 | 0.000 | 0.000 | 0.000 |
| Mn | 0.272 | 0.301 | 0.273 | 0.000 |
| V | 0.196 | 0.095 | 0.000 | 0.000 |
| Cu | 0.167 | 0.160 | 0.127 | 0.091 |
| Br | 0.048 | 0.000 | 0.000 | 0.000 |
| Sr | 0.036 | 0.044 | 0.000 | 0.000 |
| Er | 0.000 | 0.192 | 0.000 | 0.000 |