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