Know all about Alkali Feldspar Granite and Diabase properties here. All properties of rocks are important as they define the type of rock and its application. Alkali Feldspar Granite and Diabase belong to Igneous Rocks.Texture of Alkali Feldspar Granite is Phaneritic whereas that of Diabase is Aphanitic, Granular. Alkali Feldspar Granite appears Veined or Pebbled and Diabase appears Vesicular. The luster of Alkali Feldspar Granite is dull to grainy with sporadic parts pearly and vitreous while that of Diabase is not available. Alkali Feldspar Granite is available in black, grey, orange, pink, white colors whereas Diabase is available in dark grey to black colors. The commercial uses of Alkali Feldspar Granite are curling, gemstone, laboratory bench tops, tombstones and that of Diabase are an oil and gas reservoir, cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.