Know all about Chert and Basalt properties here. All properties of rocks are important as they define the type of rock and its application. Chert belongs to Sedimentary Rocks while Basalt belongs to Igneous Rocks.Texture of Chert is Banded, Rough whereas that of Basalt is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Chert appears Glassy or Pearly and Basalt appears Dull and Soft. The luster of Chert is waxy and dull while that of Basalt is not available. Chert is available in black, brown, green, grey, red, white colors whereas Basalt is available in black, brown, light to dark grey colors. The commercial uses of Chert are creating artwork, gemstone, in fire-starting tools, jewelry, to ignite fire, used in flintlock firearms and that of Basalt are an oil and gas reservoir, commemorative tablets, creating artwork, used in aquariums.