Know all about Essexite and Gritstone properties here. All properties of rocks are important as they define the type of rock and its application. Essexite belongs to Igneous Rocks while Gritstone belongs to Sedimentary Rocks.Texture of Essexite is Granular whereas that of Gritstone is Earthy. Essexite appears Banded and Gritstone appears Layered and Foliated. The luster of Essexite is not available while that of Gritstone is dull. Essexite is available in dark grey to black 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 Essexite are cemetery markers, commemorative tablets, jewelry, sea defence, tombstones 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.