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