Know all about Lamprophyre and Diatomite properties here. All properties of rocks are important as they define the type of rock and its application. Lamprophyre belongs to Igneous Rocks while Diatomite belongs to Sedimentary Rocks.Texture of Lamprophyre is Porphyritic whereas that of Diatomite is Clastic or Non-Clastic. Lamprophyre appears Dull, Banded and Foilated and Diatomite appears Soft. The luster of Lamprophyre is subvitreous to dull while that of Diatomite is dull. Lamprophyre is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors whereas Diatomite is available in grey, white, yellow colors. The commercial uses of Lamprophyre are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo) and that 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.