Know all about Tonalite and Alkali Feldspar Granite properties here. All properties of rocks are important as they define the type of rock and its application. Tonalite and Alkali Feldspar Granite belong to Igneous Rocks.Texture of Tonalite is Phaneritic whereas that of Alkali Feldspar Granite is Phaneritic. Tonalite appears Banded and Foilated and Alkali Feldspar Granite appears Veined or Pebbled. The luster of Tonalite is subvitreous to dull while that of Alkali Feldspar Granite is dull to grainy with sporadic parts pearly and vitreous. Tonalite 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 Tonalite are cemetery markers, creating artwork and that of Alkali Feldspar Granite are curling, gemstone, laboratory bench tops, tombstones.