Know all about Essexite and Quartzite properties here. All properties of rocks are important as they define the type of rock and its application. Essexite belongs to Igneous Rocks while Quartzite belongs to Metamorphic Rocks.Texture of Essexite is Granular whereas that of Quartzite is Foliated, Granular. Essexite appears Banded and Quartzite appears Lustrous. The luster of Essexite is not available while that of Quartzite is vitreous. Essexite is available in dark grey to black colors whereas Quartzite is available in black, blue, brown, green, light grey, purple, white, yellow colors. The commercial uses of Essexite are cemetery markers, commemorative tablets, jewelry, sea defence, tombstones and that of Quartzite are an oil and gas reservoir, as armour rock for sea walls, cemetery markers, commemorative tablets, in aquifers, laboratory bench tops, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones, used in aquariums.