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