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