Know all about Granite and Gritstone properties here. All properties of rocks are important as they define the type of rock and its application. Granite belongs to Igneous Rocks while Gritstone belongs to Sedimentary Rocks.Texture of Granite is Granular, Phaneritic whereas that of Gritstone is Earthy. Granite appears Veined or Pebbled and Gritstone appears Layered and Foliated. The luster of Granite is dull to grainy with sporadic parts pearly and vitreous while that of Gritstone is dull. Granite is available in black, grey, orange, pink, white colors whereas Gritstone is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. The commercial uses of Granite are curling, gemstone, laboratory bench tops, tombstones, used in aquariums and that of Gritstone are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo), tombstones.