Know all about Rhomb Porphyry and Metapelite 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 Metapelite belongs to Metamorphic Rocks.Texture of Rhomb Porphyry is Aphanitic to Porphyritic whereas that of Metapelite is Foliated. Rhomb Porphyry appears Rough and Metapelite appears Banded. The luster of Rhomb Porphyry is subvitreous to dull while that of Metapelite is earthy. Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors whereas Metapelite is available in dark greenish - grey, green, light green, light greenish 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 Metapelite are commemorative tablets, creating artwork.