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