Table 9 Hydration phases/compounds weight percentages from XRD analysis.

From: Microstructural evolution and mechanical property enhancement of red mud incorporated high strength concrete

Curing age

Mixes

Quartz

Portlandite

Ettringite

Hatrurite

Larnite

Total

7 Days

B0RM

41.85

12.87

5.42

22.32

17.54

100

B5RM

36.47

13.29

6.18

24.06

20

100

B10RM

33.57

10.89

5.28

28.77

21.49

100

B15RM

34.02

10.92

6.84

27.18

21.04

100

B20RM

35.81

13.07

5.64

24.82

20.66

100

28 Days

B0RM

37.68

10.04

2.1

29.31

20.87

100

B5RM

35.21

11.98

2.43

32.59

17.79

100

B10RM

31.55

9.07

2.06

34.89

22.43

100

B15RM

32.36

10.9

2.49

32.58

21.67

100

B20RM

32.67

11.87

2.66

31.87

20.93

100

90 Days

B0RM

36.25

11.08

0

30.86

21.81

100

B5RM

34.39

10.85

0

32.34

22.42

100

B10RM

29.87

9.37

0

37.89

22.87

100

B15RM

33.44

11.63

0

34.86

20.07

100

B20RM

34.29

11.09

0

34.52

20.1

100

180 Days

B0RM

36.1

10.86

0

31.24

21.8

100

B5RM

33.86

10.32

0

32.95

22.87

100

B10RM

30.02

9.84

0

34.57

24.54

100

B15RM

34.65

10.87

0

32.64

22.87

100

B20RM

34.88

10.36

0

32.94

21.82

100