Know all about Syenite and Skarn properties here. All properties of rocks are important as they define the type of rock and its application. Syenite belongs to Igneous Rocks while Skarn belongs to Metamorphic Rocks.Texture of Syenite is Earthy whereas that of Skarn is Earthy, Mud-rich, Rough. Syenite appears Banded and Foilated and Skarn appears Dull. The luster of Syenite is subvitreous to dull while that of Skarn is waxy and dull. Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Skarn is available in black, brown, colourless, green, grey, white colors. The commercial uses of Syenite are cemetery markers, creating artwork and that of Skarn are creating artwork, gemstone, jewelry, metallurgical flux, source of magnesia (mgo).