Table 4 Sub-component Ratios of Weighted Oxides in Inclusions (Oxide**) in the Nine Samples of This Study Number of Analyzed Inclusions, Total Area of Inclusions, and p-values

From: Scientific analysis of han dynasty iron artifacts excavated from the Luojiaba Site in Southwest China

Sample No.

MgO**

Al2O3**

SiO2**

P2O5**

K2O**

CaO**

MnO**

SI Counts

ST (μm2)

p

LJBF01

2.49

11.50

58.98

6.10

2.64

13.10

5.19

43

194,423.34

<0.01

LJBF02

2.59

11.50

66.63

0.21

1.68

14.60

2.79

54

1589.73

<0.01

LJBF03

3.42

13.25

64.42

3.42

2.25

9.41

3.83

21

2374.91

<0.01

LJBF04

1.53

12.08

68.30

5.42

2.46

5.95

4.25

22

21,392.65

<0.01

LJBF07

1.65

42.32

32.26

15.45

0.51

3.44

4.37

22

17,773.21

<0.01

LJBF08

1.78

7.64

37.74

22.83

0.92

17.91

11.18

32

109,456.17

>0.7

LJBF09

1.86

21.33

58.27

2.16

2.49

10.25

3.64

23

3398.84

<0.01

LJBF10

1.03

7.12

82.68

0.87

1.94

4.36

2.00

43

14,976.52

<0.14

LJBF16

2.40

12.37

50.21

4.53

3.07

23.46

3.96

57

14,292.86

<0.01