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