Size fraction

(mm)

Weight

(%)

Fe2O3

(%)

SiO2

(%)

Cr2O3

(%)

NiO

(%)

MnO

(%)

CoO

(%)

Al2O3

(%)

CaO

(%)

MgO

(%)

K2O

(%)

LOI

(%)

SUM

(%)

−8 + 4

46.88

22.75

52.02

0.99

1.20

0.48

0.03

1.29

0.85

9.16

0.04

10.64

99.44

−4 + 1

29.93

26.11

43.43

0.87

1.64

0.54

0.03

1.90

1.34

14.90

0.06

9.00

99.82

−1 + 0.250

11.01

22.61

48.44

0.81

2.88

0.45

0.03

0.81

1.56

20.47

0.08

1.38

99.52

−0.250 + 0.063

7.78

20.20

48.13

0.92

2.60

0.38

0.03

0.55

1.35

22.14

0.09

3.50

99.90

−0.063

4.42

19.21

44.13

0.99

1.87

0.34

0.03

1.24

1.13

16.95

0.05

13.76

99.68