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Progress in Earth and Planetary Science

Table 2 Rare-earth element concentrations measured in CaS (in ppm) and CI-normalized values

From: The message of oldhamites from enstatite chondrites

EH group

EH3

EH4

EH5

Sahara 97158 (28)

Caleta el Cobre (3)

Abee (8)

St-Mark’s (8)

Oudiyat Sbaa (14)

Concentration

ppm

stdev

ppm

stdev

ppm

stdev

ppm

stdev

ppm

stdev

La

9.31

2.46

10.97

0.62

18.85

4.11

17.26

2.17

15.22

0.96

Ce

17.05

5.45

20.78

3.68

49.38

7.16

42.33

6.26

39.36

2.91

Pr

1.88

0.73

2.63

0.73

  

6.31

1.03

5.83

0.38

Nd

7.75

3.10

10.99

3.39

38.18

4.44

32.60

3.77

30.40

2.82

Sm

2.69

1.14

4.20

1.06

12.68

1.73

10.85

1.76

10.09

0.76

Eu

3.48

0.49

3.76

0.48

3.08

0.62

4.11

0.71

3.76

0.44

Gd

1.98

0.95

3.42

1.28

15.81

2.00

13.95

1.59

12.81

1.42

Tb

0.33

0.17

0.60

0.22

  

2.55

0.34

2.46

0.39

Dy

2.21

1.14

3.98

1.40

17.33

1.47

17.06

2.01

16.91

1.62

Ho

0.46

0.23

0.86

0.28

  

3.81

0.44

3.64

0.26

Er

1.37

0.68

2.68

0.83

10.84

1.65

10.46

1.26

11.04

1.00

Tm

0.22

0.11

0.40

0.16

  

1.56

0.19

1.61

0.18

Yb

6.81

2.40

7.39

0.94

10.39

1.04

11.10

1.90

10.88

1.15

Lu

0.21

0.09

0.49

0.14

1.55

0.26

1.67

0.31

1.68

0.21

CI-normalized concentration

stdev

stdev

stdev

stdev

stdev

La

39.62

10.48

46.68

2.64

80.22

17.47

73.46

9.22

64.76

4.07

Ce

28.42

9.08

34.63

6.13

82.30

11.93

70.56

10.43

65.60

4.86

Pr

20.61

7.99

28.94

7.98

  

69.29

11.34

64.09

4.14

Nd

16.70

6.68

23.69

7.30

82.28

9.56

70.26

8.12

65.51

6.09

Sm

17.56

7.47

27.43

6.93

82.87

11.28

70.88

11.48

65.92

4.97

Eu

59.32

8.33

64.11

8.11

52.50

10.64

70.12

12.07

64.14

7.52

Gd

9.61

4.62

16.59

6.20

76.75

9.72

67.71

7.73

62.16

6.89

Tb

8.74

4.59

15.91

5.99

  

67.91

9.09

65.47

10.47

Dy

8.69

4.48

15.67

5.50

68.23

5.80

67.16

7.92

66.59

6.38

Ho

8.08

4.09

15.13

4.90

  

67.23

7.73

64.38

4.56

Er

8.23

4.09

16.16

5.02

65.31

9.96

63.01

7.61

66.50

6.03

Tm

8.33

4.33

15.24

5.95

  

59.54

7.38

61.26

7.01

Yb

40.54

14.28

43.97

5.59

61.85

6.21

66.09

11.31

64.78

6.82

Lu

8.39

3.84

19.96

5.73

62.81

10.47

68.00

12.57

68.39

8.34

EL group

EL3

EL4/5

EL5

MAC 88136 (4)

MS 17 (12)

MS 189 (27)

MS 196 (18)

Adrar Bous (11)

Concentration

ppm

stdev

ppm

stdev

ppm

stdev

ppm

stdev

ppm

stdev

La

34.06

8.59

20.96

1.49

19.78

2.24

21.96

0.78

33.67

3.09

Ce

97.36

14.04

54.95

3.49

50.23

4.77

57.88

3.20

82.57

8.65

Pr

15.50

3.03

8.00

0.48

7.59

1.42

8.90

0.88

12.19

1.39

Nd

80.20

12.96

42.46

2.38

38.94

9.79

44.27

2.27

62.73

6.33

Sm

26.08

3.19

14.59

0.68

12.83

1.96

13.53

1.66

19.70

2.09

Eu

5.57

1.43

2.60

0.17

2.37

0.40

2.33

0.43

2.79

0.25

Gd

33.57

3.35

19.91

1.07

15.74

1.98

19.99

2.27

25.78

1.99

Tb

6.38

0.92

3.56

0.18

2.98

0.43

3.35

0.25

4.57

0.35

Dy

43.58

4.83

25.14

1.47

19.59

2.40

23.76

1.14

29.69

2.25

Ho

8.94

1.46

5.33

0.26

4.44

0.77

5.12

0.43

6.30

0.45

Er

28.01

3.02

15.73

0.90

12.63

1.61

15.02

1.21

16.93

1.34

Tm

4.17

0.63

2.24

0.12

1.75

0.23

2.05

0.28

2.35

0.21

Yb

29.52

1.86

15.37

0.73

13.39

2.24

12.84

1.84

15.78

1.24

Lu

3.77

0.66

2.08

0.11

1.65

0.21

1.99

0.41

2.05

0.15

CI-normalized concentration

stdev

stdev

stdev

stdev

stdev

La

144.93

36.54

89.20

6.36

84.19

9.53

93.56

3.32

143.28

13.14

Ce

162.26

23.40

91.58

5.82

83.72

7.95

95.95

5.33

137.62

14.42

Pr

170.36

33.27

87.94

5.26

83.42

15.58

99.93

9.67

133.97

15.24

Nd

172.85

27.93

91.51

5.13

83.92

21.10

97.86

4.89

135.20

13.63

Sm

170.42

20.83

95.35

4.47

83.83

12.82

91.96

10.87

128.73

13.68

Eu

95.09

24.33

44.31

2.93

40.48

6.77

41.62

7.35

47.68

4.24

Gd

162.94

16.27

96.63

5.21

76.40

9.63

101.68

11.02

125.17

9.66

Tb

170.00

24.50

94.93

4.80

79.35

11.34

92.21

6.59

121.87

9.27

Dy

171.56

19.02

98.97

5.80

77.14

9.46

97.91

4.49

116.89

8.86

Ho

157.99

25.84

94.15

4.65

78.47

13.66

92.10

7.52

111.25

7.98

Er

168.72

18.22

94.78

5.40

76.08

9.73

94.51

7.31

101.97

8.10

Tm

159.26

23.99

85.57

4.77

66.81

8.64

84.91

10.53

89.72

7.88

Yb

175.71

11.10

91.47

4.34

79.67

13.31

79.00

10.96

93.92

7.40

Lu

153.15

26.68

84.64

4.41

67.19

8.43

81.80

16.77

83.41

6.25

EL group

EL6

    

NWA 974 (14)

Atlanta (15)

Hvittis (8)

    

Concentration

ppm

stdev

ppm

stdev

ppm

stdev

    

La

26.70

1.93

22.84

1.07

22.56

1.05

    

Ce

69.97

4.94

59.06

2.62

59.45

1.62

    

Pr

10.46

0.67

8.99

0.42

9.31

0.44

    

Nd

57.55

4.27

48.79

2.56

52.41

2.74

    

Sm

18.59

1.11

15.76

0.78

17.02

0.88

    

Eu

1.98

0.19

2.10

0.19

1.68

0.12

    

Gd

25.39

2.74

21.90

0.98

23.98

1.36

    

Tb

4.42

0.27

3.87

0.16

4.23

0.24

    

Dy

29.51

2.52

25.46

1.27

28.08

2.12

    

Ho

6.22

0.50

5.55

0.34

6.04

0.47

    

Er

16.53

1.52

14.86

0.80

16.00

0.92

    

Tm

2.26

0.22

2.06

0.14

2.18

0.14

    

Yb

14.56

1.26

13.04

0.90

14.10

0.94

    

Lu

1.95

0.28

1.82

0.11

1.90

0.14

    

CI-normalized concentration

stdev

stdev

stdev

    

La

113.60

8.23

97.18

4.53

96.02

4.45

    

Ce

116.62

8.23

98.43

4.36

99.08

2.69

    

Pr

114.91

7.32

98.77

4.64

102.31

4.87

    

Nd

124.03

9.21

105.15

5.52

112.94

5.91

    

Sm

121.53

7.28

103.00

5.10

111.21

5.76

    

Eu

33.78

3.22

35.76

3.26

28.67

1.98

    

Gd

123.23

13.31

106.29

4.78

116.39

6.61

    

Tb

117.78

7.21

103.09

4.32

112.70

6.37

    

Dy

116.18

9.90

100.22

5.00

110.56

8.34

    

Ho

109.83

8.83

98.02

6.07

106.74

8.24

    

Er

99.56

9.15

89.51

4.83

96.39

5.53

    

Tm

86.12

8.27

78.60

5.25

83.29

5.33

    

Yb

86.65

7.49

77.60

5.37

83.92

5.58

    

Lu

79.08

11.21

73.95

4.57

77.06

5.88

    
  1. CI values were taken from Barrat et al. (2012)
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