Know all about Syenite and Diabase properties here. All properties of rocks are important as they define the type of rock and its application. Syenite and Diabase belong to Igneous Rocks.Texture of Syenite is Earthy whereas that of Diabase is Aphanitic, Granular. Syenite appears Banded and Foilated and Diabase appears Vesicular. The luster of Syenite is subvitreous to dull while that of Diabase is not available. Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Diabase is available in dark grey to black colors. The commercial uses of Syenite are cemetery markers, creating artwork and that of Diabase are an oil and gas reservoir, cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.