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