Know all about Gritstone and Benmoreite properties here. All properties of rocks are important as they define the type of rock and its application. Gritstone belongs to Sedimentary Rocks while Benmoreite belongs to Igneous Rocks.Texture of Gritstone is Earthy whereas that of Benmoreite is Glassy, Massive, Porphyritic, Scoriaceous, Trachytic, Vesicular. Gritstone appears Layered and Foliated and Benmoreite appears Rough and Dull. The luster of Gritstone is dull while that of Benmoreite is earthy. Gritstone and Benmoreite are 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 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 and that of Benmoreite are commemorative tablets, creating artwork, curling.