Know all about Trachyandesite and Granulite properties here. All properties of rocks are important as they define the type of rock and its application. Trachyandesite belongs to Igneous Rocks while Granulite belongs to Metamorphic Rocks.Texture of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Granulite is Granoblastic. Trachyandesite appears Dull and Soft and Granulite appears Veined or Pebbled. The luster of Trachyandesite is earthy while that of Granulite is vitreous. Trachyandesite and Granulite are available in black, brown, light to dark grey colors. The commercial uses of Trachyandesite are creating artwork, pottery and that of Granulite are curling, gemstone, laboratory bench tops, soil conditioner, tombstones.