Stone

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 Stone is the first construction material used at the begins of architecture. Is a composition of minerals. Exists different kinds of stones like quartz a shal; it depends of the material and minerals of wich the stone is composed, the form, the place where we can find them and other variables. Stones are a very resistent construction material and that's the reason why it is used to construct.=====

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Stone is a very useful material in architecture and it is used especially to building and to decorate buildings. Theres so many advantages in the use of this material, advantages as durability, adaptability to sculptural treatment, and used naturally. Another big advantage is that you can find stone everywhere, different kinds with different properties and chacateristics. On the other hand, it also has some disadvantages, for example the difficulty to quarry, transport, and to cut it. As another disadvantage we have the weakness in tension, There are two main forms of stonework: rubble (The simplest and cheapest stonework), with broken stone bounded in mortar; and ashlar masonry (the strongest and most suitable stonework) that are regularly cut blocks, for example the entablatures are the upper sections of a classical order that rest on the capital of a column.