Know all about Monzonite and Rhomb Porphyry properties here. All properties of rocks are important as they define the type of rock and its application. Monzonite and Rhomb Porphyry belong to Igneous Rocks.Texture of Monzonite is Phaneritic whereas that of Rhomb Porphyry is Aphanitic to Porphyritic. Monzonite appears Shiny and Rhomb Porphyry appears Rough. The luster of Monzonite and Rhomb Porphyry is subvitreous to dull. Monzonite is available in black, brown, light to dark grey, white colors whereas Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Monzonite are creating artwork 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).