Know all about Pegmatite and Trachyandesite properties here. All properties of rocks are important as they define the type of rock and its application. Pegmatite and Trachyandesite belong to Igneous Rocks.Texture of Pegmatite is Pegmatitic whereas that of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Pegmatite appears Layered, Banded, Veined and Shiny and Trachyandesite appears Dull and Soft. The luster of Pegmatite is grainy, pearly and vitreous while that of Trachyandesite is earthy. Pegmatite is available in black, brown, cream, green, grey, pink, red, rust, silver, white, yellow colors whereas Trachyandesite is available in black, brown, light to dark grey colors. The commercial uses of Pegmatite are creating artwork, jewelry, source of corundum, tourmalines, beryls and topaz and that of Trachyandesite are creating artwork, pottery.