Know all about Travertine and Greywacke properties here. All properties of rocks are important as they define the type of rock and its application. Travertine and Greywacke belong to Sedimentary Rocks.Texture of Travertine is Banded whereas that of Greywacke is Clastic. Travertine appears Fibrous and Greywacke appears Dull. The luster of Travertine is dull to pearly while that of Greywacke is dull. Travertine is available in beige, black, blue, brown, grey, red, white, yellow colors whereas Greywacke is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. The commercial uses of Travertine are cemetery markers, creating artwork, gemstone, jewelry, paper industry, pottery and that of Greywacke are as armour rock for sea walls, petroleum reservoirs, sea defence, tombstones.