Know all about Charnockite and Banded iron formation properties here. All properties of rocks are important as they define the type of rock and its application. Charnockite belongs to Igneous Rocks while Banded iron formation belongs to Sedimentary Rocks.Texture of Charnockite is Granular whereas that of Banded iron formation is Banded, Trellis. Charnockite appears Veined or Pebbled and Banded iron formation appears Layered, Banded, Veined and Shiny. The luster of Charnockite is not available while that of Banded iron formation is earthy. Charnockite is available in black, grey, orange, pink, white colors whereas Banded iron formation is available in red, reddish brown colors. The commercial uses of Charnockite are curling, gemstone, laboratory bench tops, tombstones and that of Banded iron formation are as a touchstone, cemetery markers, creating artwork.