. 2016 Jan 2;9(1):18. doi: 10.3390/ma9010018

Table 1.

Chemical composition of major constituents of blended cements by XRF method, (%).

Constituent	LOI	SiO₂	Al₂O₃	Fe₂O₃	CaO	MgO	SO₃	K₂O	Na₂O	CaO_free
Calcareous fly ash (W)	2.12	40.88	19.00	4.25	25.97	1.73	3.94	0.14	0.13	1.07
Siliceous fly ash (V)	2.31	53.54	26.64	5.75	2.91	2.68	0.23	3.31	0.84	0.1
Blast furnace slag * (S)	1.06	1.30	6.79	1.21	45.79	5.16	2.09	0.39	0.53	-

* Glassy phase content 95.3%.