Know all about Gneiss and Charnockite properties here. All properties of rocks are important as they define the type of rock and its application. Gneiss belongs to Metamorphic Rocks while Charnockite belongs to Igneous Rocks.Texture of Gneiss is Banded, Foliated, Platy whereas that of Charnockite is Granular. Gneiss appears Foliated and Charnockite appears Veined or Pebbled. The luster of Gneiss is dull while that of Charnockite is not available. Gneiss is available in black, brown, pink, red, white colors whereas Charnockite is available in black, grey, orange, pink, white colors. The commercial uses of Gneiss are cemetery markers, jewelry, tombstones, used in aquariums and that of Charnockite are curling, gemstone, laboratory bench tops, tombstones.