Know all about Lignite and Andesite properties here. All properties of rocks are important as they define the type of rock and its application. Lignite belongs to Sedimentary Rocks while Andesite belongs to Igneous Rocks.Texture of Lignite is Amorphous, Glassy whereas that of Andesite is Aphanitic to Porphyritic. Lignite appears Veined or Pebbled and Andesite appears Dull and Soft. The luster of Lignite is dull to vitreous to submetallic while that of Andesite is vitreous. Lignite is available in black, brown, dark brown, grey, light to dark grey colors whereas Andesite is available in bluish - grey, grey, pink, yellow colors. The commercial uses of Lignite are electricity generation and that of Andesite are commemorative tablets, creating artwork.