Know all about Harzburgite and Troctolite properties here. All properties of rocks are important as they define the type of rock and its application. Harzburgite and Troctolite belong to Igneous Rocks.Texture of Harzburgite is Phaneritic whereas that of Troctolite is Phaneritic. Harzburgite appears Rough and Shiny and Troctolite appears Veined and Shiny. The luster of Harzburgite is shiny while that of Troctolite is not available. Harzburgite is available in dark greenish - grey colors whereas Troctolite is available in dark grey to black colors. The commercial uses of Harzburgite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds and that of Troctolite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.