Know all about Basanite and Tachylite properties here. All properties of rocks are important as they define the type of rock and its application. Basanite and Tachylite belong to Igneous Rocks.Texture of Basanite is Aphanitic to Porphyritic whereas that of Tachylite is Vitreous. Basanite appears Glassy or Pearly and Tachylite appears Glassy. The luster of Basanite is waxy and dull while that of Tachylite is resinous. Basanite is available in black, brown, green, grey, red, white colors whereas Tachylite is available in black, dark brown colors. The commercial uses 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 and that of Tachylite are cemetery markers, creating artwork.