Know all about Talc carbonate and Greywacke properties here. All properties of rocks are important as they define the type of rock and its application. Talc carbonate belongs to Metamorphic Rocks while Greywacke belongs to Sedimentary Rocks.Texture of Talc carbonate is Very Soft whereas that of Greywacke is Clastic. Talc carbonate appears Soft and Greywacke appears Dull. The luster of Talc carbonate is pearly while that of Greywacke is dull. Talc carbonate is available in colourless, grey, white colors whereas Greywacke is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. The commercial uses of Talc carbonate are manufacturing of baby powder and that of Greywacke are as armour rock for sea walls, petroleum reservoirs, sea defence, tombstones.