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Heritage Science

Table 10 Petro-physical properties of the backing limestone blocks

From: Sustainability problems of the Giza pyramids

Limestone

No.

Unit weight (Îł) (g/cm3)

Specific gravity (Gs)

Open porosity (%)

Total porosity (n) (%)

Water absorption (Wa) %

BET (m2/gr)

TPV (ml/gr)

Micro Porosity

Cheops’ pyramid

1

2.12

2.15

21.39

25

15.70

2.9

1.8

2.77

2

1.99

2.03

22.99

24

16.76

3

2.21

2.19

21.20

23

14.81

Chephren’s pyramid

1

2.31

2.31

20.02

21

12.62

2.7

1.6

2.78

2

2.29

2.27

19.01

24

13.02

3

2.25

2.27

22.02

23

15.20

Mykerinos’ pyramid

1

2.05

2.00

28.24

29

20.88

3.2

2.1

3.42

2

2.10

2.10

27.08

30

19.05

3

2.11

1.97

29.30

33

17.21

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