Research Article
Experimental Investigation and Theoretical Modeling of Nanosilica Activity in Concrete
Table 1
Mineral compositions of Portland cement.
| Mineral composition (% by mass) | Chemical composition (% by mass) | C3S | C2S | C3A | C4AF | SiO2 | Al2O3 | Fe2O3 | CaO | MgO | SO3 | K2O | Na2O |
| 58.48 | 11.16 | 8.83 | 8.74 | 19.29 | 5.16 | 2.87 | 61.68 | 4.17 | 2.53 | 0.92 | 0.21 |
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