Know all about Trachyandesite and Granophyre properties here. All properties of rocks are important as they define the type of rock and its application. Trachyandesite and Granophyre belong to Igneous Rocks.Texture of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Granophyre is Granophyric. Trachyandesite appears Dull and Soft and Granophyre appears Veined or Pebbled. The luster of Trachyandesite is earthy while that of Granophyre is dull to grainy with sporadic parts pearly and vitreous. Trachyandesite is available in black, brown, light to dark grey colors whereas Granophyre is available in black, grey, orange, pink, white colors. The commercial uses of Trachyandesite are creating artwork, pottery and that of Granophyre are curling, gemstone, laboratory bench tops, tombstones.