Know all about Monzonite and Coal properties here. All properties of rocks are important as they define the type of rock and its application. Monzonite belongs to Igneous Rocks while Coal belongs to Sedimentary Rocks.Texture of Monzonite is Phaneritic whereas that of Coal is Amorphous, Glassy. Monzonite appears Shiny and Coal appears Veined or Pebbled. The luster of Monzonite is subvitreous to dull while that of Coal is dull to vitreous to submetallic. Monzonite is available in black, brown, light to dark grey, white colors whereas Coal is available in black, brown, dark brown, grey, light to dark grey colors. The commercial uses of Monzonite are creating artwork and that of Coal are alumina refineries, electricity generation, liquid fuel, manufacture of soap, solvents, dyes, plastics and fibres, paper industry.