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