样品号

15XL-2

15XL-3

15LYP-1

15LYP-2

15LYP-3

TW9542

TW9543

TW901-3-2

TW901-6-2

TW901-9-2

15XL-1

地层

Є _1-2n

Є _1-2n

Є _1-2n

Є ₃gt

Є₃gt

Z₁b

Z₁b

Z₁b

Z₁b

Z₁b

Z₂l

La

38.3

77.3

45.9

38

44.6

40.5

27.6

36.8

44.3

33.1

35.7

Ce

67.5

160

86.9

74.7

74.7

68.4

53.9

39.4

67.1

64.4

71.9

Pr

8.9

18.2

11.2

9.32

10.3

9.33

7.15

9.25

10.8

8.3

8.76

Nd

36.7

62.9

45.1

37.5

40.4

38.9

28.6

37.8

44.8

34.1

36.1

Sm

6.13

11.6

7.89

6.51

6.9

6.83

5.33

6.91

7.56

6.04

6.25

Eu

1.24

2.08

1.64

1.41

1.29

1.45

1.09

1.39

1.41

1.22

1.28

Gd

5.8

10.5

7.4

6.31

6.56

6.87

5.36

6.53

7.6

6.04

6.1

Tb

0.81

1.51

1.02

0.84

0.91

1.02

0.83

0.93

1.07

0.9

0.88

Dy

5.28

9.35

6.2

4.86

5.66

6.28

5.31

5.74

6.55

5.54

5.56

Ho

1.02

1.74

1.16

0.91

1.08

1.21

1.04

1.12

1.29

1.1

1.09

Er

3

5.11

3.3

2.63

3.04

3.3

3.03

3.1

3.7

3.13

3.24

Tm

0.44

0.74

0.47

0.38

0.44

0.47

0.43

0.42

0.51

0.46

0.47

Yb

2.9

5.02

3

2.56

2.9

2.88

2.78

2.77

3.38

3.02

2.99

Lu

0.43

0.76

0.46

0.41

0.43

0.44

0.42

0.41

0.52

0.45

0.46

Sc

9.35

14

11

13.7

10.3

13.3

13.3

10.5

11.2

12.5

12.7

Y

27.2

44.8

31.2

22.3

28.2

33.8

26

31.6

35

29.4

30.1

ΣREE

178.45

366.81

221.64

186.34

199.21

187.88

142.87

152.57

200.59

167.80

180.78

LREE

158.77

332.08

198.63

167.44

178.19

165.41

123.67

131.55

175.97

147.16

159.99

HREE

19.68

34.73

23.01

18.90

21.02

22.47

19.20

21.02

24.62

20.64

20.79

LREE/HREE

8.07

9.56

8.63

8.86

8.48

7.36

6.44

6.26

7.15

7.13

7.70

LaN/YbN

9.47

11.05

10.97

10.65

11.03

10.09

7.12

9.53

9.40

7.86

8.56

δEu

0.64

0.58

0.66

0.67

0.59

0.65

0.62

0.63

0.57

0.62

0.63

δCe

0.90

1.05

0.94

0.97

0.85

0.86

0.94

0.52

0.75

0.95

1.00