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