Know all about Charnockite and Gossan properties here. All properties of rocks are important as they define the type of rock and its application. Charnockite belongs to Igneous Rocks while Gossan belongs to Metamorphic Rocks.Texture of Charnockite is Granular whereas that of Gossan is Rough, Sandy. Charnockite appears Veined or Pebbled and Gossan appears Dull and Banded. The luster of Charnockite is not available while that of Gossan is metallic. Charnockite is available in black, grey, orange, pink, white colors whereas Gossan is available in brown, brown- black, gold, green, rust colors. The commercial uses of Charnockite are curling, gemstone, laboratory bench tops, tombstones and that of Gossan are cemetery markers, commemorative tablets, gemstone.