Know all about Trachyandesite and Breccia properties here. All properties of rocks are important as they define the type of rock and its application. Trachyandesite belongs to Igneous Rocks while Breccia belongs to Sedimentary Rocks.Texture of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Breccia is Brecciated, Clastic. Trachyandesite appears Dull and Soft and Breccia appears Layered, Banded, Veined and Shiny. The luster of Trachyandesite is earthy while that of Breccia is dull to pearly. Trachyandesite is available in black, brown, light to dark grey colors whereas Breccia is available in beige, black, blue, brown, buff, green, grey, orange, pink, purple, red, rust, white, yellow colors. The commercial uses of Trachyandesite are creating artwork, pottery and that of Breccia are creating artwork, gemstone, jewelry.