Know all about Rhomb Porphyry and Felsite properties here. All properties of rocks are important as they define the type of rock and its application. Rhomb Porphyry and Felsite belong to Igneous Rocks.Texture of Rhomb Porphyry is Aphanitic to Porphyritic whereas that of Felsite is Arborescent Patterned, Vitreous. Rhomb Porphyry appears Rough and Felsite appears Layered, Banded, Veined and Shiny. The luster of Rhomb Porphyry is subvitreous to dull while that of Felsite is vitreous. Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors whereas Felsite is available in black, blue, brown, green, orange, red, tan, yellow 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 Felsite are mirror, jewelry.