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Table 6 Chemical composition of crushed dust.

From: Utilization of Basaltic Quarry Dust as a Partial Replacement of Cement for Hollow Concrete Block Production

Oxide

SiO2

Al2O3

Fe2O3

CaO

MgO

Na2O

K2O

H2O

LOI

BCD (composition)

58.40

15.99

8.10

3.42

1.98

4.14

2.82

1.21

2.13