Know all about Carbonatite and Argillite properties here. All properties of rocks are important as they define the type of rock and its application. Carbonatite belongs to Igneous Rocks while Argillite belongs to Sedimentary Rocks.Texture of Carbonatite is Granular, Poikiloblastic whereas that of Argillite is Clastic, Polished. Carbonatite appears Dull, Banded and Foilated and Argillite appears Rough and Dull. The luster of Carbonatite is subvitreous to dull while that of Argillite is waxy and dull. Carbonatite is available in black, brown, colourless, green, grey, pink, white colors whereas Argillite is available in dark grey to black, pink, red, white colors. The commercial uses of Carbonatite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux and that of Argillite are fire resistant, used to manufracture paperweights and bookends.