Know all about Marl and Epidosite properties here. All properties of rocks are important as they define the type of rock and its application. Marl belongs to Sedimentary Rocks while Epidosite belongs to Igneous Rocks.Texture of Marl is Earthy whereas that of Epidosite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Marl appears Rough and Dull and Epidosite appears Dull and Soft. The luster of Marl is dull while that of Epidosite is not available. Marl is available in beige, brown, green, grey, white colors whereas Epidosite is available in black, brown, light to dark grey colors. The commercial uses of Marl are creating artwork, soil conditioner and that of Epidosite are commemorative tablets, creating artwork.