Know all about Andesite and Nephelinite properties here. All properties of rocks are important as they define the type of rock and its application. Andesite and Nephelinite belong to Igneous Rocks.Texture of Andesite is Aphanitic to Porphyritic whereas that of Nephelinite is Aphanitic. Andesite appears Dull and Soft and Nephelinite appears Skeletal. The luster of Andesite is vitreous while that of Nephelinite is vitreous to metallic. Andesite is available in bluish - grey, grey, pink, yellow colors whereas Nephelinite is available in black, brown, colourless, green, grey, white colors. The commercial uses of Andesite are commemorative tablets, creating artwork and that of Nephelinite are creating artwork, soil conditioner, source of magnesia (mgo).