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