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