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