Know all about Gabbro and Travertine properties here. All properties of rocks are important as they define the type of rock and its application. Gabbro belongs to Igneous Rocks while Travertine belongs to Sedimentary Rocks.Texture of Gabbro is Phaneritic whereas that of Travertine is Banded. Gabbro appears Veined and Shiny and Travertine appears Fibrous. The luster of Gabbro is not available while that of Travertine is dull to pearly. Gabbro is available in dark grey to black colors whereas Travertine is available in beige, black, blue, brown, grey, red, white, yellow colors. The commercial uses of Gabbro are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones and that of Travertine are cemetery markers, creating artwork, gemstone, jewelry, paper industry, pottery.