Know all about Alkali Feldspar Granite and Ignimbrite properties here. All properties of rocks are important as they define the type of rock and its application. Alkali Feldspar Granite and Ignimbrite belong to Igneous Rocks.Texture of Alkali Feldspar Granite is Phaneritic whereas that of Ignimbrite is Aphanitic. Alkali Feldspar Granite appears Veined or Pebbled and Ignimbrite appears Dull, Vesicular and Foilated. The luster of Alkali Feldspar Granite is dull to grainy with sporadic parts pearly and vitreous while that of Ignimbrite is vitreous to dull. Alkali Feldspar Granite is available in black, grey, orange, pink, white colors whereas Ignimbrite is available in beige, black, brown, grey, pink, white colors. The commercial uses of Alkali Feldspar Granite are curling, gemstone, laboratory bench tops, tombstones and that of Ignimbrite are cemetery markers, commemorative tablets, creating artwork.