Know all about Essexite and Claystone properties here. All properties of rocks are important as they define the type of rock and its application. Essexite belongs to Igneous Rocks while Claystone belongs to Sedimentary Rocks.Texture of Essexite is Granular whereas that of Claystone is Clastic. Essexite appears Banded and Claystone appears Rough and Dull. The luster of Essexite is not available while that of Claystone is dull. Essexite is available in dark grey to black colors whereas Claystone is available in black, blue, brown, green, grey, orange, red, white, yellow colors. The commercial uses of Essexite are cemetery markers, commemorative tablets, jewelry, sea defence, tombstones and that of Claystone are pottery.