Know all about Pegmatite and Arkose properties here. All properties of rocks are important as they define the type of rock and its application. Pegmatite belongs to Igneous Rocks while Arkose belongs to Sedimentary Rocks.Texture of Pegmatite is Pegmatitic whereas that of Arkose is Clastic. Pegmatite appears Layered, Banded, Veined and Shiny and Arkose appears Rough and Dull. The luster of Pegmatite is grainy, pearly and vitreous while that of Arkose is dull. Pegmatite is available in black, brown, cream, green, grey, pink, red, rust, silver, white, yellow colors whereas Arkose is available in reddish brown colors. The commercial uses of Pegmatite are creating artwork, jewelry, source of corundum, tourmalines, beryls and topaz and that of Arkose are in aquifers, soil conditioner, source of magnesia (mgo), tombstones.