Know all about Pegmatite and Theralite properties here. All properties of rocks are important as they define the type of rock and its application. Pegmatite and Theralite belong to Igneous Rocks.Texture of Pegmatite is Pegmatitic whereas that of Theralite is Phaneritic. Pegmatite appears Layered, Banded, Veined and Shiny and Theralite appears Veined and Shiny. The luster of Pegmatite is grainy, pearly and vitreous while that of Theralite is waxy and dull. Pegmatite is available in black, brown, cream, green, grey, pink, red, rust, silver, white, yellow colors whereas Theralite is available in dark grey to black colors. The commercial uses of Pegmatite are creating artwork, jewelry, source of corundum, tourmalines, beryls and topaz and that of Theralite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones.