Know all about Rhomb Porphyry and Appinite properties here. All properties of rocks are important as they define the type of rock and its application. Rhomb Porphyry and Appinite belong to Igneous Rocks.Texture of Rhomb Porphyry is Aphanitic to Porphyritic whereas that of Appinite is Porphyritic. Rhomb Porphyry appears Rough and Appinite appears Dull, Banded and Foilated. The luster of Rhomb Porphyry and Appinite is subvitreous to dull. Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors whereas Appinite is available in black, bluish - grey, brown, dark greenish - grey, green, grey 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 Appinite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner.