Know all about Carbonatite and Tephrite properties here. All properties of rocks are important as they define the type of rock and its application. Carbonatite and Tephrite belong to Igneous Rocks.Texture of Carbonatite is Granular, Poikiloblastic whereas that of Tephrite is Aphanitic to Porphyritic. Carbonatite appears Dull, Banded and Foilated and Tephrite appears Vesicular. The luster of Carbonatite and Tephrite is subvitreous to dull. Carbonatite and Tephrite are available in black, brown, colourless, green, grey, pink, 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 Tephrite are production of lime, soil conditioner.