Know all about Granodiorite and Rhomb Porphyry properties here. All properties of rocks are important as they define the type of rock and its application. Granodiorite and Rhomb Porphyry belong to Igneous Rocks.Texture of Granodiorite is Granular, Phaneritic whereas that of Rhomb Porphyry is Aphanitic to Porphyritic. Granodiorite appears Veined or Pebbled and Rhomb Porphyry appears Rough. The luster of Granodiorite is grainy, pearly and vitreous while that of Rhomb Porphyry is subvitreous to dull. Granodiorite is available in black, grey, orange, pink, white colors whereas Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Granodiorite are curling, gemstone, laboratory bench tops, tombstones and that of Rhomb Porphyry are an oil and gas reservoir, as a feed additive for livestock, metallurgical flux, soil conditioner, source of magnesia (mgo).