2. IF THE BUILDING IS MADE OF
STONE |
a) Depending on the layout of the
stones |
|
|
|
Irregular stones |
|
Bare stones with smooth surfaces |
|
Stones with rough surfaces
|
|
|
|
|
Different sizes
of stones |
|
Big blocks of stones |
|
Irregular stones with different sizes |
|
b) Rock type |
|
|
|
Granite |
|
potter's clay |
|
Limestone |
|
c) Depending on the unions
type |
|
|
|
Overhanging |
|
Full |
|
Empty |
|