Know all about Alkali Feldspar Granite and Kimberlite properties here. All properties of rocks are important as they define the type of rock and its application. Alkali Feldspar Granite and Kimberlite belong to Igneous Rocks.Texture of Alkali Feldspar Granite is Phaneritic whereas that of Kimberlite is Porphyritic. Alkali Feldspar Granite appears Veined or Pebbled and Kimberlite appears Dull and Banded. The luster of Alkali Feldspar Granite is dull to grainy with sporadic parts pearly and vitreous while that of Kimberlite is subvitreous to dull. Alkali Feldspar Granite is available in black, grey, orange, pink, white colors whereas Kimberlite is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors. The commercial uses of Alkali Feldspar Granite are curling, gemstone, laboratory bench tops, tombstones and that of Kimberlite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo).