Notable sculptors carve marble into beautiful statues, architects use it for grand monuments and buildings, and it … Quartzite is very hard and is often crushed and used in building railroad tracks. Separate sections cover igneous, sedimentary, and metamorphic rocks individually. Sedimentary Rocks. According to their genesis, these different rocks can be divided into three great classes: magmatic rocks, sedimentary rocks and metamorphic rocks, among them, granite, basalt, rhyolite, limestone, shale, sandstone, travertine, gneiss, quartzite and marble, etc. This volcanic rock is popularly used in household products (scouring stones), cosmetics (exfoliants), and construction works (used in place of cement for making concrete). It is used because it is an abundant, low-cost commodity in crushed stone prepared for construction projects. Rock salt is a great help in terms of treating highways during winter. Depending upon its purity, texture, color and marbled pattern it is quarried for use as dimension stone for statuary, architectural and ornamental purposes. They are used as road metals, aggregates for concrete. Rocks are used for various purposes starting from construction of roads, bridges, buildings to pot in kitchen, as a gem stone or just for decorating your garden. Each rock type was formed under certain specific conditions, resulting in the formation of a fairly predictable group of minerals. The knowledge about these rocks is crucial, especially, during construction-related activity. What Does George Soros' Open Society Foundations Network Fund? Followings are the uses of Rock Salt: Rock salt is a chemical sort of sedimentary rock that forms because of the evaporation of ocean or saline lake water. There are huge variations within each of these rock types, caused by specific mineralogy and geology conditions, and while any stone can be used for building, they each have constraints that make them more or less suitable for different purposes. High-purity quartzite is used to make silica sand, ferrosilicon, silicon carbide, and silicon. Metamorphic rocks are very hard and can be used in the construction industry. They are frequently chosen for building materials and artwork. Rock salt is commonly used … It is used for columns, flooring, steps etc. Generally thick-bedded, varicolored, rough feel due to uneven surface produced by breaking around the grains. Slate starts out as shale under the surface of the Earth before its metamorphosis. Marble is beautiful for statues and decorative items such as vases (see an example in Figure below). Rocks are used for masonry work, lintels, and vertical columns, covering floors of the building. These are igneous rocks. It is used for facing and ornamental works. It can take good polish. Amphibolite; Amphibolite is a coarse-grained metamorphic rock, predominantly composed of mineral amphibole and plagioclase feldspar. Rock is a natural rigid substance which is found on the earth. These rocks are partially melted sediments on their way to becoming granites. Uses of Metamorphic Rocks Quartzite and marble are commonly used for building materials and artwork. Lightweight, abrasiveness, high porosity, i.e., presence of holes are the identifiable features of pumice. However, some rocks have rare properties. This activity follows ‘Building Stones 1’ and is intended for pupils to deepen their understanding of metamorphic rocks. Metamorphic rocks are used for roofing material, decorative gardening stone, the base for snooker tables, building material, sculpture material and paving material. SANDSTONE: A sedimentary rock more or less rounded. Its specific gravity is 2.65 and compressive strength is 70–75 N/mm2. However, some rocks have rare properties. Rocks are used for various purposes starting from construction of roads, bridges, buildings to pot in kitchen, as a gem stone or just for decorating your garden. Organic sedimentary rocks, like coal, are energy resources. • Metamorphic Rocks. Metamorphic rocks come in three different types: slate, marble and schist. Building Construction Sandstone It can also be ground down to make cleaning products or soaps. It is used in the construction industry mostly because of the variable hardness that it has. Obsidians in Construction Industry: Obsidian rocks use in interior and exterior decoration. Metamorphic rocks are used for roofing material, decorative gardening stone, the base for snooker tables, building material, sculpture material … The easiest to explain, and most prolific use of metamorphic rocks in the construction industry, is the use of Marble as counter tops, as flooring, as a facia for commercial buildings, and as signage. (B) Many of the great statues of the Renaissance were carved from marble. Rocks are used for various purposes starting from construction of roads, bridges, buildings to pot in kitchen, as a gem stone or just for decorating your garden. Metamorphic Rock. For instance, rocks are used in construction, for manufacturing substances and making medicine and for the production of gas. For example, limestone, a sedimentary rock, can be changed to marble, a metamorphic rock, by heat and pressure below the earth's surface. Metamorphic rocks started out as some other type of rock, but have been substantially changed from their original igneous, sedimentary, or earlier metamorphic form. Quartzite shows a glassy luster and a gray to white color; however, it can acquire other light colors based on the impurities present in its parent rock. Followings are the uses of Rock Salt: Rock salt is a chemical sort of sedimentary rock that forms because of the evaporation of ocean or saline lake water. Rock Salt. Some commonly used building stones along with their properties and uses are explained in this article. Schist is another metamorphic rock that is formed from either mud or shale. Lastly, the ballast facilitates water drainage and holds the whole path in place for the locomotives to roll over. This activity follows ‘Building Stones 1’ and is intended for pupils to deepen their understanding of metamorphic rocks. Regional metamorphism transforms large areas of existing rocks under the tremendous heat … For example, limestone, a sedimentary rock, can be changed to marble, a metamorphic rock, by heat and pressure below the earth's surface. Metamorphic rocks form when rocks undergo metamorphosis/changes due to heat and pressure. Rocks are widely used in the construction of buildin g and highway. Feldspars are a type of rock-forming minerals that contain silica and alumina. It is used for paving and occasionally sculpture. It is a metamorphic rock. When cut and polished, the rock is quite beautiful, as well as durable. Metamorphic rocks include marble, granite, and gemstones like sapphire, ruby, and diamond. Gemstones (both natural and synthetic) are used for jewelery and, in industry, as abrasives and cutting tools. 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