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In ancient Iran, a great and beautiful buildings have been built using bricks, some of which are still standing. Some of these structures can be a fraction of the West's arch ancient tomb and mosque of Shah Ismail in Gonbad-e Qabus, as well as bridges and dams, such as bridges and dams girl Kabar noted in Qom.
Brick is a kind of artificial stone of heating and cooking raw clay is obtained. Soil is a mixture of clay brick, sand, feldspar, limestone, sulfates, sulfur, phosphates, iron ore, manganese, magnesium, sodium, potassium, organic matter and ...
Type of clay brick of baked clay (mud given form) and the type of processing sand-lime brick sand-lime (a mixture of silica sand and limestone molded) with steam, combined with high pressure can be achieved. Concrete bricks, concrete blocks, is the like.
Mainly aluminum silicate clay brick, but the brick sand-lime stone, tiny beads of silica is formed by calcium silicate paste bonded to each other. The color of the brick is usually gray, but using the right colors can be produced in other colors. Brick cube in various forms, including solid, perforated, hollow (blade and ceiling) and thin parts production.
The use of bricks in building load-bearing walls, blades, separators, barrel vault ceilings Piles and interior and exterior buildings.