Traditional Dianthus and Tulip design in blue red and turquoise from 16th century. P.S: Tiles are often used to form wall and floor coverings, and can range from simple square tiles to complex mosaics. Tiles are most often made from ceramic, with a hard glaze finish, but other materials are also commonly used, such as glass, marble, granite, slate, and reformed ceramic slurry, which is cast in a muld and fired.Tile making is one of the oldest arts in Turkey. The famous palaces, hamams, mosques in Istanbul and other cities is recognition of the thousands of blue-and-white tiles on its interior walls.