| Element | Minimum | Mean | STD | Maximum | Trend |
| Iron (Fe) | 13,700 | 19,100 | 4,540 | 24,300 | - |
| Manganese (Mn) | 161 | 269 | 85 | 375 | - |
| Cobalt (Co) | 4.0 | 6.0 | 1.5 | 7.6 | Fe |
| Scandium (Sc) | 1.1 | 2.5 | 1.4 | 4.1 | Fe |
| Titanium (Ti) | 0.06 | 0.09 | 0.02 | 0.1 | Fe |
| Vanadium (V) | 27.0 | 40.9 | 11.0 | 54.0 | Fe |
| Chromium (Cr) | 16 | 23 | 5 | 29 | Fe |
| Nickel (Ni) | 8.7 | 12.9 | 2.8 | 16.4 | Fe |
| Copper (Cu) | 5.3 | 10.9 | 6.0 | 18.2 | Fe |
| Zinc (Zn) | 26.4 | 31.0 | 4.3 | 37.7 | Mn |
| Yttium (Y) | 3.5 | 6.3 | 2.9 | 10.2 | Fe |
| Zirconium (Zr) | 0.3 | 5.0 | 5.0 | 12.0 | Fe |
| Gallium (Ga) | 3.1 | 3.6 | 0.5 | 4.1 | Fe |
| Arsenic (As) | 1.3 | 2.7 | 1.3 | 4.1 | Fe |
| Selenium (Se) | 0.3 | 0.4 | 0.1 | 0.6 | Uniform |
| Tin (Sn) | 0.39 | 0.46 | 0.07 | 0.53 | Fe |
| Bismuth (Bi) | 0.07 | 0.09 | 0.02 | 0.12 | Uniform |