Know all about Diorite and Granodiorite properties here. All properties of rocks are important as they define the type of rock and its application. Diorite and Granodiorite belong to Igneous Rocks.Texture of Diorite is Phaneritic whereas that of Granodiorite is Granular, Phaneritic. Diorite appears Shiny and Granodiorite appears Veined or Pebbled. The luster of Diorite is shiny while that of Granodiorite is grainy, pearly and vitreous. Diorite is available in black, brown, light to dark grey, white colors whereas Granodiorite is available in black, grey, orange, pink, white colors. The commercial uses of Diorite are creating artwork, curling and that of Granodiorite are curling, gemstone, laboratory bench tops, tombstones.