Supplementary Table 1B: Approximate mineralogical composition of concentrate and tailing of the phospahte ore.
| Constituent | Samples | |
| Concentrate | Tailing | |
| Wt% | ||
| P2O5 (Fluroapatite) | 80 | < 10% |
| SiO2 (Quartz/Clay) | 5 | 80 |
| CaO | 7 | 2 |
| MgO | 0.3 | 2.48 |
| F | 3.1 | - |
| SO2 | 1.8 | - |
| CO2 | 2.2 | - |
| RE2O3 | 826 ppm | 304 ppm |
| Other | Dolomite | |