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Heritage Science

Table 1 SEM-EDS analysis of different layers in five samples (wt%)

From: Micro-stratigraphical investigation on corrosion layers in ancient Bronze artefacts by scanning electron microscopy energy dispersive spectrometry and optical microscopy

  

Cu

Sn

Pb

O

Cl

S

Si

Al

Mg

HT.33.04

A

8.72

76.03

7.15

0.45

2.32

1.33

4.02

-

-

B

81.39

12.03

1.63

1.56

3.39

-

-

-

-

C

62.47

0.19

-

12.8

24.55

-

-

-

-

D

46.43

19.03

-

2.11

18.28

8.85

5.30

-

-

HT.41.04

A

9.81

54.5

6.53

6.35

6.82

0.66

4.62

10.72

-

B

71.34

13.4

9.38

0.68

5.2

-

-

-

-

C

77.91

20.05

-

1.57

0.47

-

-

-

-

D

83.84

7.08

-

0.65

3.03

-

5.40

-

-

HT.48.04

A

5.36

66.14

6.71

8.19

9.29

-

4.32

-

-

B

54.57

26.42

0.28

3.43

14.56

0.74

-

-

-

C

63.38

20.99

10.75

0.55

4.33

-

-

-

-

D

40.73

6.57

-

30.08

22.62

-

-

-

-

HT.49.04

A

18.92

51.47

-

3.44

4.77

4.50

7.92

-

8.99

B

56.75

23.61

6.25

1.22

6.62

0.91

4.64

-

-

C

45.48

2.67

-

33.35

18.5

-

-

-

-

D

43.42

38.45

4.91

1.88

6.47

0.48

4.39

-

-

HT.50.04

A

64.68

11.16

-

2.63

21.53

-

-

-

-

B

73.33

1.21

-

1.55

23.9

-

-

-

-

C

29.23

40.91

-

3.33

20.82

-

5.71

-

-

D

29.03

4.05

-

34.76

32.16

-

-

-

-

E

75.64

16.08

-

0.14

4.82

-

3.31

-

-

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