Know all about Granodiorite and Chalk properties here. All properties of rocks are important as they define the type of rock and its application. Granodiorite belongs to Igneous Rocks while Chalk belongs to Sedimentary Rocks.Texture of Granodiorite is Granular, Phaneritic whereas that of Chalk is Clastic or Non-Clastic. Granodiorite appears Veined or Pebbled and Chalk appears Soft. The luster of Granodiorite is grainy, pearly and vitreous while that of Chalk is dull. Granodiorite is available in black, grey, orange, pink, white colors whereas Chalk is available in grey, white, yellow colors. The commercial uses of Granodiorite are curling, gemstone, laboratory bench tops, tombstones and that of Chalk are alumina refineries, creating artwork, drawing on blackboards, gymnasts, athletes and mountain climbers use for grip, in aquifers, paper industry, production of lime, raw material for manufacture of quicklime, slaked lime, soil conditioner, whiting, whiting material in toothpaste, paint and paper.