Know all about Pegmatite and Gossan properties here. All properties of rocks are important as they define the type of rock and its application. Pegmatite belongs to Igneous Rocks while Gossan belongs to Metamorphic Rocks.Texture of Pegmatite is Pegmatitic whereas that of Gossan is Rough, Sandy. Pegmatite appears Layered, Banded, Veined and Shiny and Gossan appears Dull and Banded. The luster of Pegmatite is grainy, pearly and vitreous while that of Gossan is metallic. Pegmatite is available in black, brown, cream, green, grey, pink, red, rust, silver, white, yellow colors whereas Gossan is available in brown, brown- black, gold, green, rust colors. The commercial uses of Pegmatite are creating artwork, jewelry, source of corundum, tourmalines, beryls and topaz and that of Gossan are cemetery markers, commemorative tablets, gemstone.