Know all about Chert and Larvikite properties here. All properties of rocks are important as they define the type of rock and its application. Chert belongs to Sedimentary Rocks while Larvikite belongs to Igneous Rocks.Texture of Chert is Banded, Rough whereas that of Larvikite is Phaneritic. Chert appears Glassy or Pearly and Larvikite appears Shiny. The luster of Chert is waxy and dull while that of Larvikite is subvitreous to dull. Chert is available in black, brown, green, grey, red, white colors whereas Larvikite is available in black, brown, light to dark grey, white 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 Larvikite are cemetery markers, commemorative tablets, creating artwork.