Know all about Troctolite and Adakite properties here. All properties of rocks are important as they define the type of rock and its application. Troctolite and Adakite belong to Igneous Rocks.Texture of Troctolite is Phaneritic whereas that of Adakite is Porphyritic. Troctolite appears Veined and Shiny and Adakite appears Dull and Soft. The luster of Troctolite is not available while that of Adakite is grainy, pearly and vitreous. Troctolite is available in dark grey to black colors whereas Adakite is available in black, brown, light to dark grey colors. The commercial uses of Troctolite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones and that of Adakite are commemorative tablets, pottery, used in aquariums.