Trace

elements

SAMPLE Nos.

D9

D12

D16

D19

BP5

BP9

NB2

NB5

N4(1)

N5(2)

Sc

4.66

13.6

4.7

4.34

4.68

4.04

9.19

4.03

7.73

8.46

V

34.64

106.38

81.73

93.6

72.67

70.36

87

27.7

77.38

74.73

Cr

64.04

81.95

25.03

30.63

26.81

21.53

130.97

32.14

102.05

26.72

Co

117.22

45.12

85.81

123.9

124.44

82.41

43.4

133.5

54.38

98.55

Ni

20.1

71.45

17.84

24.41

13.65

13.59

84.84

13.37

85.78

15.94

Cu

13.88

21.2

11.87

13.23

11.71

12.67

14.25

12.71

15.37

10.31

Zn

50.04

39.76

26.03

35.55

22.08

27.01

41.63

27.81

29.42

24.762

Ga

5.31

13.19

5.98

5.09

5.17

4.34

11.79

3.75

11.26

4.03

Rb

23.39

45.69

28.87

23.56

26.17

21.12

51.78

18.07

55.73

17.93

Sr

176.33

381.97

152.48

142.54

164.25

136.94

191.37

186.44

191.25

147.18

Y

12.4

27.75

18.23

16.52

16.6

15.61

21.3

18.68

17.64

24.15

Zr

123.9

207.34

118.37

115.46

113.05

133.06

188.11

243.27

163.65

133.93

Nb

6.6

8.26

7.22

7.49

7.08

8.21

9.39

7.575

7.09

8.82

Cs

1.08

3.24

1.22

0.95

1.03

0.84

2.72

0.75

2.63

0.73

Ba

151.28

196.61

146.82

133.72

135.81

120.59

248.7

117.71

282.73

120.11

Hf

3.49

6.79

3.45

3.14

3.35

3.9

5.62

7.25

5.02

4.21

Ta

1.3

0.79

1

1.15

1.08

1.02

0.82

1.44

0.82

1.18

Pb

17.33

15.47

11.04

10.71

11.28

10.17

14.8

15.67

13.03

10.38

Th

3.41

8.49

5.16

5.97

4.95

5.24

7.39

7.25

6.08

8.69

U

2.81

5.07

8.22

8.75

15.84

15

21.15

0

43.15

49.55

Trace element ratios

Cu/Zn

0.27

0.53

0.45

0.37

0.53

0.46

0.34

0.45

0.52

0.41

Sc/Cr

0.07

0.16

0.18

0.14

0.17

0.18

0.07

0.12

0.07

0.31

V/Cr

0.54

1.29

3.26

3.05

2.71

3.26

0.66

0.86

0.75

2.79

Ni/Co

0.17

1.58

0.2

0.19

0.1

0.16

1.95

0.1

1.57

0.16

Cr/Th

18.79

9.64

4.84

5.13

5.41

4.11

17.71

4.43

16.79

3.07

Th/Sc

0.73

0.06

1.03

1.37

1.05

1.29

0.8

4.02

0.78

1.02

Th/Co

0.02

0.18

0.06

0.04

0.03

0.06

0.17

0.05

0.11

0.08

Th/U

1.21

1.67

0.63

0.68

0.31

0.35

0.35

0.00

0.14

0.18

Zr/Y

9.99

7.47

6.49

6.99

6.81

8.52

8.83

13.02

9.28

5.55

Zr/Hf

35.50

30.54

34.31

36.77

33.75

34.12

33.47

33.55

32.60

31.81

Cr/Ni

3.19

1.15

1.40

1.25

1.96

1.58

1.54

2.40

1.19

1.68