Know all about Diatomite and Cataclasite properties here. All properties of rocks are important as they define the type of rock and its application. Diatomite belongs to Sedimentary Rocks while Cataclasite belongs to Metamorphic Rocks.Texture of Diatomite is Clastic or Non-Clastic whereas that of Cataclasite is Clastic. Diatomite appears Soft and Cataclasite appears Dull and Banded. The luster of Diatomite is dull while that of Cataclasite is vitreous. Diatomite is available in grey, white, yellow colors whereas Cataclasite is available in brown, green, white, yellow colors. The commercial uses of Diatomite are alumina refineries, animal feed filler, as a feed additive for livestock, creating artwork, drawing on blackboards, fire resistant, gymnasts, athletes and mountain climbers use for grip, in aquifers, soil conditioner, to ignite fire, used as a filter medium, used as an insecticide, whiting material in toothpaste, paint and paper and that of Cataclasite are commemorative tablets, creating artwork.