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