Know all about Syenite and Foidolite properties here. All properties of rocks are important as they define the type of rock and its application. Syenite and Foidolite belong to Igneous Rocks.Texture of Syenite is Earthy whereas that of Foidolite is Earthy. Syenite appears Banded and Foilated and Foidolite appears Dull. The luster of Syenite and Foidolite is subvitreous to dull. Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Foidolite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Syenite are cemetery markers, creating artwork and that of Foidolite are cemetery markers, commemorative tablets, creating artwork.