Spectrum

C

O

Na

Al

Si

K

Ti

Fe

Total

Spectrum 1

10.32

49.56

0.96

14.03

7.78

0.93

2.24

14.17

100

Spectrum 2

16.72

50.41

1.57

9.38

12.73

1.42

1.13

6.64

100

Spectrum 3

16.25

50.06

1.62

9.76

13.45

1.57

1.13

6.16

100

Spectrum 4

28.55

46.93

1.06

7.17

9.64

1.23

0.8

4.63

100

Spectrum 5

11.2

52.43

1.74

10.26

14.07

1.57

1.16

7.57

100

Mean

16.61

49.88

1.39

10.12

11.53

1.34

1.29

7.84

100