Know all about Talc carbonate and Nephelinite 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 Nephelinite belongs to Igneous Rocks.Texture of Talc carbonate is Very Soft whereas that of Nephelinite is Aphanitic. Talc carbonate appears Soft and Nephelinite appears Skeletal. The luster of Talc carbonate is pearly while that of Nephelinite is vitreous to metallic. Talc carbonate is available in colourless, grey, white colors whereas Nephelinite is available in black, brown, colourless, green, grey, white colors. The commercial uses of Talc carbonate are manufacturing of baby powder and that of Nephelinite are creating artwork, soil conditioner, source of magnesia (mgo).