Sandstone is a natural sedimentary rock composed mainly of sand-sized minerals or rock grains and is hard enough to be used in construction industry. Brown, red, purple, and pink sandstones are also commonly called brownstone. Sandstone has been used since prehistoric times to construct buildings ranging from homes to cathedrals and pyramids. Sandstone has become very popular again with architects and residential owners. This very low maintenance material has been a natural choice for homeowners, builders and architects, used for everything from flooring to outdoor tiles. Modern homes using sandstone as deteriorating surfaces combined with other materials, which can bring part of the nature to your home.