Know all about Variolite and Charnockite properties here. All properties of rocks are important as they define the type of rock and its application. Variolite and Charnockite belong to Igneous Rocks.Texture of Variolite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Charnockite is Granular. Variolite appears Dull and Soft and Charnockite appears Veined or Pebbled. The luster of Variolite and Charnockite is not available. Variolite is available in black, brown, light to dark grey colors whereas Charnockite is available in black, grey, orange, pink, white colors. The commercial uses of Variolite are cemetery markers, creating artwork and that of Charnockite are curling, gemstone, laboratory bench tops, tombstones.