Know all about Obsidian and Basanite properties here. All properties of rocks are important as they define the type of rock and its application. Obsidian and Basanite belong to Igneous Rocks.Texture of Obsidian is Glassy whereas that of Basanite is Aphanitic to Porphyritic. Obsidian appears Shiny and Basanite appears Glassy or Pearly. The luster of Obsidian is vitreous while that of Basanite is waxy and dull. Obsidian is available in black, blue, brown, green, orange, red, tan, yellow colors whereas Basanite is available in black, brown, green, grey, red, white colors. The commercial uses of Obsidian are creating artwork, mirror, used in aquariums and that of Basanite are as a touchstone, creating artwork, gemstone, in fire-starting tools, manufacture of tools, metallurgical flux, jewelry, to ignite fire, used in flintlock firearms.