Unit 1

Unit 2

Unit 3

Unit 4

Turekian & Wedepohl (1961) [49]

MS**

22.5 ± 4.6

23.0 ± 3.0

28.5 ± 3.6

12.5 ± 2.5

-

CaCO₃*

11.8 ± 3.7

10.7 ± 2.4

6.9 ± 2.9

9.9 ± 2.1

-

TOM*

8.5 ± 3.2

8.7 ± 2.4

6.6 ± 2.9

7.1 ± 0.6

-

Sand*

43.6 ± 15.6

61.6 ± 10.4

86.5 ± 6.8

48.1 ± 3.8

-

Silt*

47.0 ± 12.5

31.7 ± 8.4

11.4 ± 5.8

45.4 ± 4.2

-

Clay*

9.4 ± 3.7

6.8 ± 2.4

2.1 ± 1.0

6.5 ± 0.3

-

Mn

438.4 ± 100.3

349.4 ± 35.8

320.7 ± 50.9

313.7 ± 18.0

850

Fe*

3.9 ± 0.7

3.8 ± 0.5

2.8 ± 0.6

3.1 ± 0.4

4.7

Co

15.8 ± 2.9

16.7 ± 2.8

11.7 ± 2.4

13.1 ± 2.3

19

Ni

28.9 ± 3.6

23.1 ± 2.4

19.6 ± 2.6

277.2 ± 260.1

68

Cu

50.8 ± 9.1

29.9 ± 14.2

22.9 ± 9.8

36.8 ± 22.0

45

Zn

157.0 ± 33.0

156.9 ± 27.2

116.7 ± 28.6

138.7 ± 22.2

95

Ga

10.9 ± 1.0

10.8 ± 0.6

9.5 ± 0.7

9.7 ± 0.4

19

As

288.4 ± 74.4

224.6 ± 33.4

118.8 ± 44.5

120.6 ± 15.3

13

Pb

90.1 ± 18.1

74.5 ± 9.0

49.2 ± 10.7

48.9 ± 2.3

20

Ti

4685.0 ± 398.7

4770.7 ± 305.6

4264.3 ± 326.2

4257.4 ± 176.3

4600

V

290.4 ± 24.7

298.1 ± 24.0

267.4 ± 29.3

255.0 ± 21.6

130

Mg*

0.7 ± 1.1

0.6 ± 0.1

0.5 ± 0.1

0.5 ± 0.1

1.5

Al*

10.8 ± 1.5

11.1 ± 0.6

8.9 ± 1.3

8.8 ± 0.1

8.0