Know all about Lignite and Serpentinite properties here. All properties of rocks are important as they define the type of rock and its application. Lignite belongs to Sedimentary Rocks while Serpentinite belongs to Metamorphic Rocks.Texture of Lignite is Amorphous, Glassy whereas that of Serpentinite is Earthy. Lignite appears Veined or Pebbled and Serpentinite appears Rough and Dull. The luster of Lignite is dull to vitreous to submetallic while that of Serpentinite is waxy and dull. Lignite is available in black, brown, dark brown, grey, light to dark grey colors whereas Serpentinite is available in black, brown, colourless, green, grey, white colors. The commercial uses of Lignite are electricity generation and that of Serpentinite are commemorative tablets, creating artwork.