Know all about Arkose and Ignimbrite properties here. All properties of rocks are important as they define the type of rock and its application. Arkose belongs to Sedimentary Rocks while Ignimbrite belongs to Igneous Rocks.Texture of Arkose is Clastic whereas that of Ignimbrite is Aphanitic. Arkose appears Rough and Dull and Ignimbrite appears Dull, Vesicular and Foilated. The luster of Arkose is dull while that of Ignimbrite is vitreous to dull. Arkose is available in reddish brown colors whereas Ignimbrite is available in beige, black, brown, grey, pink, white colors. The commercial uses of Arkose are in aquifers, soil conditioner, source of magnesia (mgo), tombstones and that of Ignimbrite are cemetery markers, commemorative tablets, creating artwork.