Know all about Syenite and Appinite properties here. All properties of rocks are important as they define the type of rock and its application. Syenite and Appinite belong to Igneous Rocks.Texture of Syenite is Earthy whereas that of Appinite is Porphyritic. Syenite appears Banded and Foilated and Appinite appears Dull, Banded and Foilated. The luster of Syenite and Appinite is subvitreous to dull. Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Appinite is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors. The commercial uses of Syenite are cemetery markers, creating artwork and that of Appinite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner.