Characteristics related to grain size of rocks are called as texture. Here you can know more about texture of Variolite and Minette. Texture of Variolite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Minette is Porphyritic. Based on the texture of rocks, they are used for various purposes. Get detailed information about Variolite vs Minette texture, color, appearance and maintenance in the next section.