Know all about Travertine and Picrite properties here. All properties of rocks are important as they define the type of rock and its application. Travertine belongs to Sedimentary Rocks while Picrite belongs to Igneous Rocks.Texture of Travertine is Banded whereas that of Picrite is Earthy, Rough. Travertine appears Fibrous and Picrite appears Rough and Shiny. The luster of Travertine is dull to pearly while that of Picrite is subvitreous to dull. Travertine is available in beige, black, blue, brown, grey, red, white, yellow colors whereas Picrite is available in black, brown, colourless, green, grey, pink, white, yellow colors. The commercial uses of Travertine are cemetery markers, creating artwork, gemstone, jewelry, paper industry, pottery and that of Picrite are as a feed additive for livestock, as armour rock for sea walls, metallurgical flux, pottery, source of magnesia (mgo).