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