Know all about Lignite and Jasperoid properties here. All properties of rocks are important as they define the type of rock and its application. Lignite and Jasperoid belong to Sedimentary Rocks.Texture of Lignite is Amorphous, Glassy whereas that of Jasperoid is Earthy. Lignite appears Veined or Pebbled and Jasperoid appears Glassy or Pearly. The luster of Lignite is dull to vitreous to submetallic while that of Jasperoid is vitreous and pearly. Lignite is available in black, brown, dark brown, grey, light to dark grey colors whereas Jasperoid is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Lignite are electricity generation and that of Jasperoid are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo).