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