Size (µm) | Distribution (%) | |||
Mass | SiO2 | Fe | Al2O3 | |
210 | 1.10 | 2.60 | 1.00 | 2.20 |
149 | 6.90 | 16.2 | 2.00 | 3.60 |
105 | 13.4 | 31.3 | 4.10 | 5.10 |
74 | 20.7 | 44.8 | 8.60 | 6.90 |
53 | 28.9 | 59.9 | 13.7 | 9.20 |
44 | 34.6 | 69.5 | 17.4 | 11.6 |
37 | 38.6 | 75.2 | 20.7 | 14.0 |
−37 | 100.0 | 100.0 | 100.0 | 100.0 |