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