Know all about Hawaiite and Syenite properties here. All properties of rocks are important as they define the type of rock and its application. Hawaiite and Syenite belong to Igneous Rocks.Texture of Hawaiite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Syenite is Earthy. Hawaiite appears Dull and Soft and Syenite appears Banded and Foilated. The luster of Hawaiite is not available while that of Syenite is subvitreous to dull. Hawaiite is available in black, brown, light to dark grey colors whereas Syenite is available in brown, buff, cream, green, grey, pink, white colors. The commercial uses of Hawaiite are creating artwork, sea defence and that of Syenite are cemetery markers, creating artwork.