1

1

1

11

1

2

12

121Igneous

Granite

Basalt

122Sedimentary

Lime Stone

Sandstone

2SIO

1

3

123Metamorphic

Marble

Slate

2

21

1

2

3

4

5

1

4

22

1

2

3

4

3Stone Cuts

ashlars

rubble

1

5

4

41

Dove Tail

1

23

42

43

1

6

44

45

5

6

Course

1

7

Coping

7

71

:

1

8

72

09199

8

1

9

3CaCO

57

3

9

91

Compression form structure

92

1

11

11

111

Bedding Planks

2

1

1

11

112Ashlar

113Rubble

1131

Uncoursed

Coursed

4909

1132

Squared Rubble

Coursed

1133Polygonal Rubble

1134

1135

92259225925

1

12

1

13

11

MGII

3

1

125

.

.

:

< 3.%

> 20993

0990992

.

.

5

12.

125.

.

1

14

25

59.

225

.

12

.

3

3

.