Know all about Nephelinite and Greenschist properties here. All properties of rocks are important as they define the type of rock and its application. Nephelinite belongs to Igneous Rocks while Greenschist belongs to Metamorphic Rocks.Texture of Nephelinite is Aphanitic whereas that of Greenschist is Foliated, Platy. Nephelinite appears Skeletal and Greenschist appears Layered and Shiny. The luster of Nephelinite is vitreous to metallic while that of Greenschist is shiny. Nephelinite is available in black, brown, colourless, green, grey, white colors whereas Greenschist is available in dark greenish - grey, green colors. The commercial uses of Nephelinite are creating artwork, soil conditioner, source of magnesia (mgo) and that of Greenschist are blackboards, manufacture of tools, writing slates.