Know all about Rhomb Porphyry and Whiteschist properties here. All properties of rocks are important as they define the type of rock and its application. Rhomb Porphyry belongs to Igneous Rocks while Whiteschist belongs to Metamorphic Rocks.Texture of Rhomb Porphyry is Aphanitic to Porphyritic whereas that of Whiteschist is Foliated. Rhomb Porphyry appears Rough and Whiteschist appears Banded and Foilated. The luster of Rhomb Porphyry and Whiteschist is subvitreous to dull. Rhomb Porphyry and Whiteschist are available in black, brown, colourless, green, grey, 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 Whiteschist are creating artwork, gemstone, jewelry, production of lime.