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