Know all about Diorite and Alkali Feldspar Granite properties here. All properties of rocks are important as they define the type of rock and its application. Diorite and Alkali Feldspar Granite belong to Igneous Rocks.Texture of Diorite is Phaneritic whereas that of Alkali Feldspar Granite is Phaneritic. Diorite appears Shiny and Alkali Feldspar Granite appears Veined or Pebbled. The luster of Diorite is shiny while that of Alkali Feldspar Granite is dull to grainy with sporadic parts pearly and vitreous. Diorite is available in black, brown, light to dark grey, white colors whereas Alkali Feldspar Granite is available in black, grey, orange, pink, white colors. The commercial uses of Diorite are creating artwork, curling and that of Alkali Feldspar Granite are curling, gemstone, laboratory bench tops, tombstones.