Know all about Lamprophyre and Trachyandesite properties here. All properties of rocks are important as they define the type of rock and its application. Lamprophyre and Trachyandesite belong to Igneous Rocks.Texture of Lamprophyre is Porphyritic whereas that of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Lamprophyre appears Dull, Banded and Foilated and Trachyandesite appears Dull and Soft. The luster of Lamprophyre is subvitreous to dull while that of Trachyandesite is earthy. Lamprophyre is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors whereas Trachyandesite is available in black, brown, light to dark grey colors. The commercial uses of Lamprophyre 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 Trachyandesite are creating artwork, pottery.