Know all about Alkali Feldspar Granite and Scoria properties here. All properties of rocks are important as they define the type of rock and its application. Alkali Feldspar Granite and Scoria belong to Igneous Rocks.Texture of Alkali Feldspar Granite is Phaneritic whereas that of Scoria is Vesicular. Alkali Feldspar Granite appears Veined or Pebbled and Scoria appears Glassy and Vesicular. The luster of Alkali Feldspar Granite is dull to grainy with sporadic parts pearly and vitreous while that of Scoria is subvitreous to dull. Alkali Feldspar Granite is available in black, grey, orange, pink, white colors whereas Scoria is available in black, brown, dark grey to black, red colors. The commercial uses of Alkali Feldspar Granite are curling, gemstone, laboratory bench tops, tombstones and that of Scoria are as a traction material on snow-covered roads, creating artwork, high-temperature insulation, in gas barbecue grills.