Know all about Syenite and Slate properties here. All properties of rocks are important as they define the type of rock and its application. Syenite belongs to Igneous Rocks while Slate belongs to Metamorphic Rocks.Texture of Syenite is Earthy whereas that of Slate is Foliated. Syenite appears Banded and Foilated and Slate appears Dull. The luster of Syenite is subvitreous to dull while that of Slate is dull. Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Slate is available in black, brown, buff, green, light to dark grey, purple, red, shades of blue colors. The commercial uses of Syenite are cemetery markers, creating artwork and that of Slate are blackboards, commemorative tablets, laboratory bench tops, standard material for the bed of billiard table, standard material for the beds of pool and snooker table, tombstones, used in aquariums, writing slates.