Number | SiO2% | Al2O3% | CaO% | MgO% | Ni% | FeO% |
2# | 12.86 | 28.92 | 4.76 | 5.76 | 0.55 | 39.11 |
3# | 12.00 | 24.34 | 3.70 | 5.04 | 0.47 | 30.91 |
4# | 17.12 | 35.34 | 5.59 | 6.97 | 0.084 | 9.14 |