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