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