Know all about Syenite and Shale properties here. All properties of rocks are important as they define the type of rock and its application. Syenite belongs to Igneous Rocks while Shale belongs to Sedimentary Rocks.Texture of Syenite is Earthy whereas that of Shale is Clastic, Splintery. Syenite appears Banded and Foilated and Shale appears Muddy. The luster of Syenite is subvitreous to dull while that of Shale is dull. Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Shale is available in black, brown, buff, green, grey, red, yellow colors. The commercial uses of Syenite are cemetery markers, creating artwork and that of Shale are creating artwork, pottery.