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