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