| A. Chemical composition | B. Mineralogical composition (%) | ||||
| Oxide (%) | Metakaolin | Cement | Metakaolin | Metakaolinite | 83.4 |
| SiO2 | 57.85 | 18.6 | Quartz | 12.8 | |
| Al2O3 | 38.3 | 4.73 | Ferric oxide | 2.3 | |
| CaO | 0.05 | 59.6 | Cement | Alite | 57.7 |
| Fe2O3 | 2.3 | 3.11 | Belite | 19.6 | |
| SO3 | // | 2.62 | Aluminate | 7.3 | |
| MgO | 0.09 | 2.57 | Ferrite | 9.4 | |
| K2O | 0.23 | 0.26 | C. Absolute density (g/cm3) | ||
| Na2O | 0.11 | 0.1 | Metakaolin | 2.63 | |
| MnO2 | 0.01 | 0.085 | Cement | 3.1 | |
| TiO2 | 0.09 | 0.24 | D. Specific areas | ||
| P2O5 | 0.02 | 0.47 | Metakaolin | 14.8 (BET in m2/g) | |
| L.O.I | 1.01 | 8.05 | Cement | 3565 (Blaine in cm2/g) | |