Know all about Diamictite and Gneiss properties here. All properties of rocks are important as they define the type of rock and its application. Diamictite belongs to Sedimentary Rocks while Gneiss belongs to Metamorphic Rocks.Texture of Diamictite is Clastic whereas that of Gneiss is Banded, Foliated, Platy. Diamictite appears Banded and Gneiss appears Foliated. The luster of Diamictite is grainy, pearly and vitreous while that of Gneiss is dull. Diamictite is available in brown, buff colors whereas Gneiss is available in black, brown, pink, red, white colors. The commercial uses of Diamictite are commemorative tablets, creating artwork, production of lime and that of Gneiss are cemetery markers, jewelry, tombstones, used in aquariums.