Know all about Diatomite and Basaltic Trachyandesite properties here. All properties of rocks are important as they define the type of rock and its application. Diatomite belongs to Sedimentary Rocks while Basaltic Trachyandesite belongs to Igneous Rocks.Texture of Diatomite is Clastic or Non-Clastic whereas that of Basaltic Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Diatomite appears Soft and Basaltic Trachyandesite appears Dull and Soft. The luster of Diatomite is dull while that of Basaltic Trachyandesite is not available. Diatomite is available in grey, white, yellow colors whereas Basaltic Trachyandesite is available in black, brown, light to dark grey 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 Basaltic Trachyandesite are an oil and gas reservoir, commemorative tablets, creating artwork.