Know all about Troctolite and Scoria properties here. All properties of rocks are important as they define the type of rock and its application. Troctolite and Scoria belong to Igneous Rocks.Texture of Troctolite is Phaneritic whereas that of Scoria is Vesicular. Troctolite appears Veined and Shiny and Scoria appears Glassy and Vesicular. The luster of Troctolite is not available while that of Scoria is subvitreous to dull. Troctolite is available in dark grey to black colors whereas Scoria is available in black, brown, dark grey to black, red colors. The commercial uses of Troctolite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones and that of Scoria are as a traction material on snow-covered roads, creating artwork, high-temperature insulation, in gas barbecue grills.