Know all about Troctolite and Comendite properties here. All properties of rocks are important as they define the type of rock and its application. Troctolite and Comendite belong to Igneous Rocks.Texture of Troctolite is Phaneritic whereas that of Comendite is Porphyritic. Troctolite appears Veined and Shiny and Comendite appears Foliated. The luster of Troctolite is not available while that of Comendite is dull. Troctolite is available in dark grey to black colors whereas Comendite is available in blue, bluish - grey colors. The commercial uses of Troctolite and Comendite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.