| Samples
Parameters | K1 | K2 | K3 | K4 | K5 | K6 | K7 |
| Arsenic: As | <30 | <30 | <30 | <30 | <30 | <30 | <30 |
| Barium: Ba | 143 | 676 | 256 | 534 | 213 | 389 | 302 |
| Cadmium: Cd | <1.5 | <1.5 | <1.5 | <1.5 | <1.5 | <1.5 | <1.5 |
| Cobalt: Co | 16 | 78 | 25 | 24 | 6 | 39 | 12 |
| Chromium: Cr | 218 | 873 | 150 | 150 | 135 | 208 | 181 |
| Copper: Cu | 107 | 154 | 89 | 70 | 39 | 137 | 38 |
| Lanthanum: La | 26 | 57 | 39 | 41 | 30 | 85 | 39 |
| Molybdenum: Mo | 5 | 10 | <3 | 5 | 5 | 4 | 5 |
| Nickel: Ni | 50 | 450 | 68 | 70 | 40 | 80 | 66 |
| Lead: Pb | <30 | <30 | <30 | <30 | <30 | <30 | <30 |
| Scandium: Sc | 35.5 | 46.9 | 30.7 | 25.0 | 21.0 | 28.2 | 13.9 |
| Strontium: Sr | 11.4 | 50.3 | 12.4 | 27.4 | 33.1 | 276 | 148 |
| Vanadium: V | 242 | 190 | 190 | 152 | 180 | 190 | 105 |
| Yttrium: Y | 16.1 | 39.5 | 22.0 | 29.0 | 16.4 | 54.2 | 20.0 |
| Zinc: Zn | 52 | 257 | 121 | 74 | 23 | 88 | 45 |
| Zirconium: Zr | 240 | 166 | 170 | 200 | 320 | 111 | 200 |