Know all about Chert and Pantellerite properties here. All properties of rocks are important as they define the type of rock and its application. Chert belongs to Sedimentary Rocks while Pantellerite belongs to Igneous Rocks.Texture of Chert is Banded, Rough whereas that of Pantellerite is Eutaxitic. Chert appears Glassy or Pearly and Pantellerite appears Layered and Foliated. The luster of Chert is waxy and dull while that of Pantellerite is earthy. Chert is available in black, brown, green, grey, red, white colors whereas Pantellerite is available in dark greenish - grey colors. The commercial uses of Chert and Pantellerite are creating artwork, gemstone, in fire-starting tools, jewelry, to ignite fire, used in flintlock firearms.