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Heritage Science

Table 4 Properties of soil samples

From: A comprehensive evaluation of the development degree and internal impact factors of desiccation cracking in the Sanxingdui archaeological site

No

Moisture content (%)

Natural density (g/cm3)

Dry density (g/cm3)

Specific gravity

Saturation (%)

Organic content (%)

SJ-M-1

21.8

2.01

1.65

2.74

90.5

0.95

SJ-M-2

24.3

2.03

1.63

2.72

99.3

0.78

SJ-M-3

22.9

1.95

1.59

2.73

86.8

0.59

SJ-M-4

22.5

2.07

1.69

2.73

99.8

0.48

SJ-M-5

20.7

1.99

1.65

2.72

86.7

0.51

SJ-M-6

23.5

2.03

1.64

2.71

98.2

0.79

SJ-M-7

22.2

1.91

1.56

2.74

80.8

0.38

SJ-M-8

21.9

1.94

1.59

2.73

83.6

0.53

SJ-M-9

21.6

1.95

1.60

2.71

84.8

0.35

SJ-M-10

22.5

1.94

1.58

2.72

85.3

0.43

No

Particle contents (%)

Identification of soil

0.5–0.25 (mm)

0.25–0.075 (mm)

0.075–0.005 (mm)

 < 0.005 (mm)

Liquid limit

Plasticity limit

Plasticity index

SJ-M-1

0

4.03

46.07

49.90

39.7

22.5

17.2

Clay

SJ-M-2

2.18

21.74

58.70

17.38

27.0

16.3

10.7

Silty clay

SJ-M-3

5.02

19.26

56.66

19.06

29.8

16.3

13.5

Silty clay

SJ-M-4

2.34

4.89

45.18

47.59

39.8

22.2

17.6

Clay

SJ-M-5

0

9.40

69.84

20.76

35.9

20.3

15.6

Silty clay

SJ-M-6

2.59

16.96

60.83

19.62

27.2

16.8

10.4

Silty clay

SJ-M-7

0

3.06

42.75

54.19

42.5

23.6

18.9

Clay

SJ-M-8

1.15

4.63

50.51

43.71

40.9

23.7

17.2

Clay

SJ-M-9

4.40

23.60

53.77

18.23

27.4

16.6

10.8

Silty clay

SJ-M-10

6.42

17.04

52.98

23.56

29.8

18.3

11.5

Silty clay

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