Know all about Soapstone and Rhomb Porphyry properties here. All properties of rocks are important as they define the type of rock and its application. Soapstone belongs to Metamorphic Rocks while Rhomb Porphyry belongs to Igneous Rocks.Texture of Soapstone is Polished whereas that of Rhomb Porphyry is Aphanitic to Porphyritic. Soapstone appears Dull, Banded and Foilated and Rhomb Porphyry appears Rough. The luster of Soapstone is greasy while that of Rhomb Porphyry is subvitreous to dull. Soapstone is available in black, black to grey, green, grey colors whereas Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Soapstone are cemetery markers, creating artwork, gemstone, jewelry, manufacture of soap, solvents, dyes, plastics and fibres, production of lime, source of magnesia (mgo) 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).