Know all about Marl and Granite properties here. All properties of rocks are important as they define the type of rock and its application. Marl belongs to Sedimentary Rocks while Granite belongs to Igneous Rocks.Texture of Marl is Earthy whereas that of Granite is Granular, Phaneritic. Marl appears Rough and Dull and Granite appears Veined or Pebbled. The luster of Marl is dull while that of Granite is dull to grainy with sporadic parts pearly and vitreous. Marl is available in beige, brown, green, grey, white colors whereas Granite is available in black, grey, orange, pink, white colors. The commercial uses of Marl are creating artwork, soil conditioner and that of Granite are curling, gemstone, laboratory bench tops, tombstones, used in aquariums.