Know all about Vogesite and Theralite properties here. All properties of rocks are important as they define the type of rock and its application. Vogesite and Theralite belong to Igneous Rocks.Texture of Vogesite is Porphyritic whereas that of Theralite is Phaneritic. Vogesite appears Dull, Banded and Foilated and Theralite appears Veined and Shiny. The luster of Vogesite is subvitreous to dull while that of Theralite is waxy and dull. Vogesite is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors whereas Theralite is available in dark grey to black colors. The commercial uses of Vogesite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo) and that of Theralite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones.