Sample

12 m

11 m

13 m

30 m

88 m

SiO₂

W%

51.33

47.51

50.9

47.41

46.2

TiO₂

2.83

2.45

2.39

2.59

1.7

Al₂O₃

18.49

13.74

17.16

14.85

14.14

Fe₂O₃

4.33

3.95

3.89

4.09

3.2

FeO

12.38

10.36

6.84

10.34

9.3

MnO

0.22

0.19

0.16

0.16

0.2

MgO

2.04

8.45

3.57

6.93

11.5

CaO

3.88

8.07

9.06

8.08

9.67

Na₂O

1.94

1.96

3.34

2.38

2.34

K₂O

1.82

1.86

1.97

1.6

1.12

P₂O₅

0.62

0.95

0.72

1

0.6

Ba

ppm

326

146

179

371

300

Rb

46.9

85

37.8

21.3

212

Sr

120

314

493

845

90

Y

58.1

31

32.3

20.4

20

Zr

114

15.9

280

26.6

230

Nb

111

67.4

72.3

63.5

30

Th

10.6

8.82

9.18

3.25

18.6

Ga

352

24

22.6

17.1

23

Zn

211

156

139

130

44

Cu

16.6

119

49

63

5

Hf

2.98

0.64

0.44

1.94

6

Cs

0.7

6.34

1.93

0.88

11.8

Ta

7.79

4.02

3.28

4.39

3.3

Co

3.88

67.6

33.7

50.3

4.7

U

2.2

2.06

2.5

0.97

7.84

W

1.19

1.54

2.05

0.33

4

La

108

49.7

34.6

37.8

43.1

Ce

147

112

53.8

78.5

82.9

Pr

17.3

11.9

6.95

9.36

9.04

Nd

53.9

72.7

33.5

36.3

32.3

Sm

12.3

9.14

5.54

6.64

6.2

Eu

1.66

2.42

1.52

2.02

0.57

Gd

12.5

9

5.68

5.69

5.05

Tb

2.27

1.46

1.11

0.88

0.84

Dy

12.3

6.77

5.57

4.74

4.09

Ho

2.72

1.47

1.29

0.96

0.82

Er

6.42

3.28

3.26

2.22

2.2

Tm

1.22

0.65

0.73

0.36

0.3

Yb

5.67

3.03

3.51

2.08

2

Lu

0.54

0.31

0.32

0.26

0.36