International Journal of Concrete Structures and Materials

Table 1 Chemical compositions of fine aggregates (%)

From: Effect of Iron Tailings as Fine Aggregate and Mineral Admixture on Strength and Microstructure of Cement Mortar

Serial number	SiO₂	Al₂O₃	Fe_xO_y	CaO	MgO	K₂O	SO₃	Na₂O	P₂O₅
TR	74.3	5.2	3.8	9.1	2.9	0.7	0.1	0.1	0.1
FN	58.2	18.0	6.1	4.8	2.4	4.9	1.2	1.1	0.2
PS	56.9	15.2	11.9	4.7	3.7	4.2	0.2	1.9	0.2
CD	61.1	8.9	13.3	6.0	5.7	1.9	0.3	1.2	0.7
BD	58.7	14.4	11.1	4.3	3.8	3.8	0.1	2.2	0.3
LY	57.2	13.0	12.7	5.3	4.2	3.5	0.2	2.4	0.3

Back to article page