Know all about Trachyandesite and Essexite properties here. All properties of rocks are important as they define the type of rock and its application. Trachyandesite and Essexite belong to Igneous Rocks.Texture of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Essexite is Granular. Trachyandesite appears Dull and Soft and Essexite appears Banded. The luster of Trachyandesite is earthy while that of Essexite is not available. Trachyandesite is available in black, brown, light to dark grey colors whereas Essexite is available in dark grey to black colors. The commercial uses of Trachyandesite are creating artwork, pottery and that of Essexite are cemetery markers, commemorative tablets, jewelry, sea defence, tombstones.