Know all about Phonolite and Essexite properties here. All properties of rocks are important as they define the type of rock and its application. Phonolite and Essexite belong to Igneous Rocks.Texture of Phonolite is Granular whereas that of Essexite is Granular. Phonolite appears Banded and Foilated and Essexite appears Banded. The luster of Phonolite is greasy to dull while that of Essexite is not available. Phonolite is available in brown, buff, cream, green, grey, pink, white colors whereas Essexite is available in dark grey to black colors. The commercial uses of Phonolite are cemetery markers, creating artwork and that of Essexite are cemetery markers, commemorative tablets, jewelry, sea defence, tombstones.