Know all about Quartzite and Felsite properties here. All properties of rocks are important as they define the type of rock and its application. Quartzite belongs to Metamorphic Rocks while Felsite belongs to Igneous Rocks.Texture of Quartzite is Foliated, Granular whereas that of Felsite is Arborescent Patterned, Vitreous. Quartzite appears Lustrous and Felsite appears Layered, Banded, Veined and Shiny. The luster of Quartzite and Felsite is vitreous. Quartzite is available in black, blue, brown, green, light grey, purple, white, yellow colors whereas Felsite is available in black, blue, brown, green, orange, red, tan, yellow colors. The commercial uses 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 and that of Felsite are mirror, jewelry.