Know all about Nephelinite and Conglomerate properties here. All properties of rocks are important as they define the type of rock and its application. Nephelinite belongs to Igneous Rocks while Conglomerate belongs to Sedimentary Rocks.Texture of Nephelinite is Aphanitic whereas that of Conglomerate is Clastic. Nephelinite appears Skeletal and Conglomerate appears Shiny and Rounded. The luster of Nephelinite is vitreous to metallic while that of Conglomerate is dull. Nephelinite is available in black, brown, colourless, green, grey, white colors whereas Conglomerate is available in beige, black, brown, buff, light to dark grey, orange, rust, white, yellow colors. The commercial uses of Nephelinite are creating artwork, soil conditioner, source of magnesia (mgo) and that of Conglomerate are cemetery markers, in aquifers, tombstones.