Know all about Teschenite and Andesite properties here. All properties of rocks are important as they define the type of rock and its application. Teschenite and Andesite belong to Igneous Rocks.Texture of Teschenite is Phaneritic whereas that of Andesite is Aphanitic to Porphyritic. Teschenite appears Veined and Shiny and Andesite appears Dull and Soft. The luster of Teschenite is not available while that of Andesite is vitreous. Teschenite is available in dark grey to black colors whereas Andesite is available in bluish - grey, grey, pink, yellow colors. The commercial uses of Teschenite and Andesite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones.