Know all about Alkali Feldspar Granite and Basaltic Trachyandesite properties here. All properties of rocks are important as they define the type of rock and its application. Alkali Feldspar Granite and Basaltic Trachyandesite belong to Igneous Rocks.Texture of Alkali Feldspar Granite is Phaneritic whereas that of Basaltic Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Alkali Feldspar Granite appears Veined or Pebbled and Basaltic Trachyandesite appears Dull and Soft. The luster of Alkali Feldspar Granite is dull to grainy with sporadic parts pearly and vitreous while that of Basaltic Trachyandesite is not available. Alkali Feldspar Granite is available in black, grey, orange, pink, white colors whereas Basaltic Trachyandesite is available in black, brown, light to dark grey colors. The commercial uses of Alkali Feldspar Granite are curling, gemstone, laboratory bench tops, tombstones and that of Basaltic Trachyandesite are an oil and gas reservoir, commemorative tablets, creating artwork.