Know all about Claystone and Talc carbonate properties here. All properties of rocks are important as they define the type of rock and its application. Claystone belongs to Sedimentary Rocks while Talc carbonate belongs to Metamorphic Rocks.Texture of Claystone is Clastic whereas that of Talc carbonate is Very Soft. Claystone appears Rough and Dull and Talc carbonate appears Soft. The luster of Claystone is dull while that of Talc carbonate is pearly. Claystone is available in black, blue, brown, green, grey, orange, red, white, yellow colors whereas Talc carbonate is available in colourless, grey, white colors. The commercial uses of Claystone are pottery and that of Talc carbonate are manufacturing of baby powder.