Know all about Teschenite and Siltstone properties here. All properties of rocks are important as they define the type of rock and its application. Teschenite belongs to Igneous Rocks while Siltstone belongs to Sedimentary Rocks.Texture of Teschenite is Phaneritic whereas that of Siltstone is Clastic. Teschenite appears Veined and Shiny and Siltstone appears Rough. The luster of Teschenite is not available while that of Siltstone is dull. Teschenite is available in dark grey to black colors whereas Siltstone is available in brown, red, reddish brown colors. The commercial uses of Teschenite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones and that of Siltstone are raw material for the manufacture of mortar, soil conditioner.