Mostly mud brick and other earthen materials
They Werent
Insulation and in-wall speakers are building materials.
Mostly mud brick and other earthen materials
Insulation and in-wall speakers are building materials. They begin with the letter i.
It is crenel stone.
Stone, brick, tamped earth, wood, and other materials
The price of a wall depends on the size of the wall, materials, and where you are building the wall.
The Chinese Dynasties that built The Great Wall of China mainly used materials that they found around them. Such as if they were building in the desert the builders would use compacted dirt, or if they were in the mountains they would use crude rocks. It was not until the Ming Dynasty that bricks were used due mainly to technology.
The Great Wall of China finished building in the Ming Dynasty (1368 - 1644).
That depends on the codes applicable in your country and the building materials used.
Mud, dirt, straw, grass, stone, branches and stones.
Sandstone and other rocks that were found in the region.