Know all about Trachyandesite and Andesite properties here. All properties of rocks are important as they define the type of rock and its application. Trachyandesite and Andesite belong to Igneous Rocks.Texture of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Andesite is Aphanitic to Porphyritic. Trachyandesite appears Dull and Soft and Andesite appears Dull and Soft. The luster of Trachyandesite is earthy while that of Andesite is vitreous. Trachyandesite is available in black, brown, light to dark grey colors whereas Andesite is available in bluish - grey, grey, pink, yellow colors. The commercial uses of Trachyandesite are creating artwork, pottery and that of Andesite are commemorative tablets, creating artwork.