Know all about Phonolite and Talc carbonate properties here. All properties of rocks are important as they define the type of rock and its application. Phonolite belongs to Igneous Rocks while Talc carbonate belongs to Metamorphic Rocks.Texture of Phonolite is Granular whereas that of Talc carbonate is Very Soft. Phonolite appears Banded and Foilated and Talc carbonate appears Soft. The luster of Phonolite is greasy to dull while that of Talc carbonate is pearly. Phonolite is available in brown, buff, cream, green, grey, pink, white colors whereas Talc carbonate is available in colourless, grey, white colors. The commercial uses of Phonolite are cemetery markers, creating artwork and that of Talc carbonate are manufacturing of baby powder.