QuEsTiOnS+StOnEs____WeEk4

What are stones? Stone is the principal material found it on earth. Compose 20 per cent of the surface and the 70 percent of the center of the earth. You can find it in different colors and shapes, its pretty heavy and resistance. How many kinds of stone do you know? There are three types of rocks. Sedimentary, metamorphic and igneous (from volcanos) and these turn split into sub groups from compounds, colors… Types of rocks:  ·   Sandstone (sedimentary).  ·   Soapstone (metamorphic).  ·   Granite (igneous). What characteristics do stones have? Stones resist a lot of weight; maintain different characteristics of impermeability, and have a complete range of colors, shapes, hardness, etc. Why are stones used in construction? Stones being so hard are good to construct, because they resist a lot of weight and keep the space warm or cold depending the weather. They make the building look elegant, beautiful and strongest. It’s easy to find and they have the best quality to keep the strongest of a floor or wall. Stones being big and heavy are disadvantages to construct, because of the need of machines to move and work with.