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