Know all about Marl and Talc carbonate properties here. All properties of rocks are important as they define the type of rock and its application. Marl belongs to Sedimentary Rocks while Talc carbonate belongs to Metamorphic Rocks.Texture of Marl is Earthy whereas that of Talc carbonate is Very Soft. Marl appears Rough and Dull and Talc carbonate appears Soft. The luster of Marl is dull while that of Talc carbonate is pearly. Marl is available in beige, brown, green, grey, white colors whereas Talc carbonate is available in colourless, grey, white colors. The commercial uses of Marl are creating artwork, soil conditioner and that of Talc carbonate are manufacturing of baby powder.