Size fraction (mm) | Products | Weight (%) | Chemical analysis (%) | Distribution (%) | |||||
of the fraction | of the initial | Fe2O3 | SiO2 | NiO | Fe2O3 | SiO2 | NiO | ||
−8 + 4 | Magnetic 1 | 50.6 | 23.9 | 31.70 | 42.77 | 0.96 | 68.97 | 41.69 | 37.49 |
Magnetic 2 | 15.9 | 7.5 | 24.24 | 49.70 | 1.17 | 16.57 | 15.22 | 14.25 | |
Magnetic 3 | 19.1 | 9.0 | 16.04 | 60.74 | 1.52 | 13.14 | 22.30 | 22.27 | |
Non-magnetic | 14.4 | 6.8 | 2.12 | 74.97 | 2.34 | 1.31 | 20.80 | 25.98 | |
Total | 100.0 | 47.3 | 23.26 | 51.94 | 1.30 | 100 | 100 | 100 | |
−4 + 1 | Magnetic 1 | 74.3 | 21.3 | 32.91 | 31.89 | 1.38 | 91.51 | 60.74 | 61.67 |
Magnetic 2 | 13.5 | 3.9 | 14.54 | 47.38 | 2.76 | 7.37 | 16.44 | 22.52 | |
Non-magnetic | 12.1 | 3.5 | 2.48 | 73.58 | 2.17 | 1.12 | 22.82 | 15.81 | |
Total | 100.0 | 28.7 | 26.74 | 39.03 | 1.66 | 100 | 100 | 100 | |
−1 + 0.250 | Magnetic 1 | 59.0 | 6.0 | 28.34 | 34.84 | 2.27 | 78.83 | 48.38 | 48.03 |
Magnetic 2 | 14.0 | 1.4 | 17.67 | 42.44 | 3.84 | 11.67 | 13.99 | 19.30 | |
Magnetic 3 | 7.0 | 0.7 | 14.63 | 45.36 | 4.32 | 4.83 | 7.48 | 10.87 | |
Non-magnetic | 20.0 | 2.0 | 4.96 | 64.09 | 3.04 | 4.67 | 30.15 | 21.81 | |
Total | 100.0 | 10.2 | 21.21 | 42.49 | 2.79 | 100 | 100 | 100 | |
−0.250 + 0.063 | Magnetic 1 | 86.4 | 4.5 | 22.77 | 38.17 | 2.61 | 96.73 | 80.02 | 87.87 |
Magnetic 2 | 5.4 | 0.3 | 8.60 | 50.35 | 4.21 | 2.29 | 6.61 | 8.85 | |
Non-magnetic | 8.2 | 0.4 | 2.44 | 67.19 | 1.03 | 0.98 | 13.37 | 3.27 | |
Total | 100.0 | 5.2 | 20.34 | 41.21 | 2.57 | 100 | 100 | 100 | |
−0.063 | Total | 100.0 | 8.7 | 19.21 | 44.13 | 1.87 | 100 | 100 | 100 |
Grand Total |
| 100 |
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