Know all about Ignimbrite and Novaculite properties here. All properties of rocks are important as they define the type of rock and its application. Ignimbrite belongs to Igneous Rocks while Novaculite belongs to Sedimentary Rocks.Texture of Ignimbrite is Aphanitic whereas that of Novaculite is Banded, Glassy, Rough, Vitreous. Ignimbrite appears Dull, Vesicular and Foilated and Novaculite appears Glassy or Pearly. The luster of Ignimbrite is vitreous to dull while that of Novaculite is waxy and dull. Ignimbrite is available in beige, black, brown, grey, pink, white colors whereas Novaculite is available in black, brown, green, grey, red, white colors. The commercial uses of Ignimbrite are cemetery markers, commemorative tablets, creating artwork and that of Novaculite are cemetery markers, gemstone, in aquifers, in fire-starting tools, jewelry, manufacture of tools, pebbles are used in ball mills to grind in ceramics industry, to determine the gold content of jewelry.