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