Know all about Diorite and Troctolite properties here. All properties of rocks are important as they define the type of rock and its application. Diorite and Troctolite belong to Igneous Rocks.Texture of Diorite is Phaneritic whereas that of Troctolite is Phaneritic. Diorite appears Shiny and Troctolite appears Veined and Shiny. The luster of Diorite is shiny while that of Troctolite is not available. Diorite is available in black, brown, light to dark grey, white colors whereas Troctolite is available in dark grey to black colors. The commercial uses of Diorite are creating artwork, curling and that of Troctolite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.