Know all about Trachyandesite and Rhyolite properties here. All properties of rocks are important as they define the type of rock and its application. Trachyandesite and Rhyolite belong to Igneous Rocks.Texture of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Rhyolite is Aphanitic, Glassy, Porphyritic. Trachyandesite appears Dull and Soft and Rhyolite appears Banded. The luster of Trachyandesite and Rhyolite is earthy. Trachyandesite is available in black, brown, light to dark grey colors whereas Rhyolite is available in grey, white, light black colors. The commercial uses of Trachyandesite are creating artwork, pottery and that of Rhyolite are gemstone, laboratory bench tops, jewelry.