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