Know all about Nephelinite and Rhyolite properties here. All properties of rocks are important as they define the type of rock and its application. Nephelinite and Rhyolite belong to Igneous Rocks.Texture of Nephelinite is Aphanitic whereas that of Rhyolite is Aphanitic, Glassy, Porphyritic. Nephelinite appears Skeletal and Rhyolite appears Banded. The luster of Nephelinite is vitreous to metallic while that of Rhyolite is earthy. Nephelinite is available in black, brown, colourless, green, grey, white colors whereas Rhyolite is available in grey, white, light black colors. The commercial uses of Nephelinite are creating artwork, soil conditioner, source of magnesia (mgo) and that of Rhyolite are gemstone, laboratory bench tops, jewelry.