Know all about Felsite and Nephelinite properties here. All properties of rocks are important as they define the type of rock and its application. Felsite and Nephelinite belong to Igneous Rocks.Texture of Felsite is Arborescent Patterned, Vitreous whereas that of Nephelinite is Aphanitic. Felsite appears Layered, Banded, Veined and Shiny and Nephelinite appears Skeletal. The luster of Felsite is vitreous while that of Nephelinite is vitreous to metallic. Felsite is available in black, blue, brown, green, orange, red, tan, yellow colors whereas Nephelinite is available in black, brown, colourless, green, grey, white colors. The commercial uses of Felsite are mirror, jewelry and that of Nephelinite are creating artwork, soil conditioner, source of magnesia (mgo).