Know all about Andesite and Marl properties here. All properties of rocks are important as they define the type of rock and its application. Andesite belongs to Igneous Rocks while Marl belongs to Sedimentary Rocks.Texture of Andesite is Aphanitic to Porphyritic whereas that of Marl is Earthy. Andesite appears Dull and Soft and Marl appears Rough and Dull. The luster of Andesite is vitreous while that of Marl is dull. Andesite is available in bluish - grey, grey, pink, yellow colors whereas Marl is available in beige, brown, green, grey, white colors. The commercial uses of Andesite are commemorative tablets, creating artwork and that of Marl are creating artwork, soil conditioner.