Chemical Composition

% Composition of GSA at 500˚C calcinating temperature

% Composition of GSA at 600˚C calcinating temperature

% Composition of GSA at 700˚C calcinating temperature

Silicon Oxide

28.42

22.08

25.00

Aluminum Oxide

6.65

2.24

2.24

Ferric oxide

0.68

4.86

6.02

Titanium oxide

8.02

0.93

2.16

Calcium oxide

12.81

16.42

27.24

Lead oxide

1.79

2.12

1.06

Magnesium oxide

5.48

2.06

4.31

Manganese oxide

0.32

0.21

0.56

Chromium oxide

0.012

0.02

0.01

Sodium Oxide

1.08

-

-

Potassium Oxide

22.65

40.28

24.25

Sulphide

1.82

1.29

1.32

Loss on Ignition

4.52

8.37

5.29