Know all about Trachyandesite and Felsite properties here. All properties of rocks are important as they define the type of rock and its application. Trachyandesite and Felsite belong to Igneous Rocks.Texture of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Felsite is Arborescent Patterned, Vitreous. Trachyandesite appears Dull and Soft and Felsite appears Layered, Banded, Veined and Shiny. The luster of Trachyandesite is earthy while that of Felsite is vitreous. Trachyandesite is available in black, brown, light to dark grey colors whereas Felsite is available in black, blue, brown, green, orange, red, tan, yellow colors. The commercial uses of Trachyandesite are creating artwork, pottery and that of Felsite are mirror, jewelry.