Know all about Andesite and Argillite properties here. All properties of rocks are important as they define the type of rock and its application. Andesite belongs to Igneous Rocks while Argillite belongs to Sedimentary Rocks.Texture of Andesite is Aphanitic to Porphyritic whereas that of Argillite is Clastic, Polished. Andesite appears Dull and Soft and Argillite appears Rough and Dull. The luster of Andesite is vitreous while that of Argillite is waxy and dull. Andesite is available in bluish - grey, grey, pink, yellow colors whereas Argillite is available in dark grey to black, pink, red, white colors. The commercial uses of Andesite are commemorative tablets, creating artwork and that of Argillite are fire resistant, used to manufracture paperweights and bookends.