Know all about Comendite and Essexite properties here. All properties of rocks are important as they define the type of rock and its application. Comendite and Essexite belong to Igneous Rocks.Texture of Comendite is Porphyritic whereas that of Essexite is Granular. Comendite appears Foliated and Essexite appears Banded. The luster of Comendite is dull while that of Essexite is not available. Comendite is available in blue, bluish - grey colors whereas Essexite is available in dark grey to black colors. The commercial uses of Comendite are cemetery markers and that of Essexite are cemetery markers, commemorative tablets, jewelry, sea defence, tombstones.