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