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