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