Know all about Suevite and Marl properties here. All properties of rocks are important as they define the type of rock and its application. Suevite belongs to Metamorphic Rocks while Marl belongs to Sedimentary Rocks.Texture of Suevite is Earthy whereas that of Marl is Earthy. Suevite appears Banded and Marl appears Rough and Dull. The luster of Suevite is earthy while that of Marl is dull. Suevite is available in black, brown, colourless, green, grey, pink colors whereas Marl is available in beige, brown, green, grey, white colors. The commercial uses of Suevite are as a feed additive for livestock, gemstone, metallurgical flux, source of magnesia (mgo) and that of Marl are creating artwork, soil conditioner.