Know all about Rhomb Porphyry and Aplite properties here. All properties of rocks are important as they define the type of rock and its application. Rhomb Porphyry and Aplite belong to Igneous Rocks.Texture of Rhomb Porphyry is Aphanitic to Porphyritic whereas that of Aplite is Granular, Graphic. Rhomb Porphyry appears Rough and Aplite appears Veined or Pebbled. The luster of Rhomb Porphyry is subvitreous to dull while that of Aplite is dull to pearly to subvitreous. Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors whereas Aplite 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 Aplite are curling, gemstone, laboratory bench tops, small sculptures, tombstones.