Know all about Talc carbonate and Rhomb Porphyry properties here. All properties of rocks are important as they define the type of rock and its application. Talc carbonate belongs to Metamorphic Rocks while Rhomb Porphyry belongs to Igneous Rocks.Texture of Talc carbonate is Very Soft whereas that of Rhomb Porphyry is Aphanitic to Porphyritic. Talc carbonate appears Soft and Rhomb Porphyry appears Rough. The luster of Talc carbonate is pearly while that of Rhomb Porphyry is subvitreous to dull. Talc carbonate is available in colourless, grey, white colors whereas Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Talc carbonate are manufacturing of baby powder 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).