Characteristics related to grain size of rocks are called as texture. Here you can know more about texture of Schist and Itacolumite. Texture of Schist is Foliated, Platy whereas that of Itacolumite is Clastic, Granular, Rough. Based on the texture of rocks, they are used for various purposes. Get detailed information about Schist vs Itacolumite texture, color, appearance and maintenance in the next section.