Know all about Skarn and Nephelinite properties here. All properties of rocks are important as they define the type of rock and its application. Skarn belongs to Metamorphic Rocks while Nephelinite belongs to Igneous Rocks.Texture of Skarn is Earthy, Mud-rich, Rough whereas that of Nephelinite is Aphanitic. Skarn appears Dull and Nephelinite appears Skeletal. The luster of Skarn is waxy and dull while that of Nephelinite is vitreous to metallic. Skarn and Nephelinite are available in black, brown, colourless, green, grey, white colors. The commercial uses of Skarn are creating artwork, gemstone, jewelry, metallurgical flux, source of magnesia (mgo) and that of Nephelinite are creating artwork, soil conditioner, source of magnesia (mgo).