Know all about Phonolite and Conglomerate properties here. All properties of rocks are important as they define the type of rock and its application. Phonolite belongs to Igneous Rocks while Conglomerate belongs to Sedimentary Rocks.Texture of Phonolite is Granular whereas that of Conglomerate is Clastic. Phonolite appears Banded and Foilated and Conglomerate appears Shiny and Rounded. The luster of Phonolite is greasy to dull while that of Conglomerate is dull. Phonolite is available in brown, buff, cream, green, grey, pink, white colors whereas Conglomerate is available in beige, black, brown, buff, light to dark grey, orange, rust, white, yellow colors. The commercial uses of Phonolite are cemetery markers, creating artwork and that of Conglomerate are cemetery markers, in aquifers, tombstones.