Know all about Trachyte and Diorite properties here. All properties of rocks are important as they define the type of rock and its application. Trachyte and Diorite belong to Igneous Rocks.Texture of Trachyte is Aphanitic to Porphyritic whereas that of Diorite is Phaneritic. Trachyte appears Banded and Diorite appears Shiny. The luster of Trachyte is metallic while that of Diorite is shiny. Trachyte and Diorite are available in black, brown, dark greenish - grey, green, grey, light to dark grey, white colors. The commercial uses of Trachyte are cemetery markers, creating artwork and that of Diorite are creating artwork, curling.