Know all about Lignite and Greenschist properties here. All properties of rocks are important as they define the type of rock and its application. Lignite belongs to Sedimentary Rocks while Greenschist belongs to Metamorphic Rocks.Texture of Lignite is Amorphous, Glassy whereas that of Greenschist is Foliated, Platy. Lignite appears Veined or Pebbled and Greenschist appears Layered and Shiny. The luster of Lignite is dull to vitreous to submetallic while that of Greenschist is shiny. Lignite is available in black, brown, dark brown, grey, light to dark grey colors whereas Greenschist is available in dark greenish - grey, green colors. The commercial uses of Lignite are electricity generation and that of Greenschist are blackboards, manufacture of tools, writing slates.