Know all about Alkali Feldspar Granite and Oil shale properties here. All properties of rocks are important as they define the type of rock and its application. Alkali Feldspar Granite belongs to Igneous Rocks while Oil shale belongs to Sedimentary Rocks.Texture of Alkali Feldspar Granite is Phaneritic whereas that of Oil shale is Splintery. Alkali Feldspar Granite appears Veined or Pebbled and Oil shale appears Muddy. The luster of Alkali Feldspar Granite is dull to grainy with sporadic parts pearly and vitreous while that of Oil shale is dull. Alkali Feldspar Granite is available in black, grey, orange, pink, white colors whereas Oil shale is available in black, brown, buff, green, grey, red, yellow colors. The commercial uses of Alkali Feldspar Granite are curling, gemstone, laboratory bench tops, tombstones and that of Oil shale are an oil and gas reservoir.