Know all about Conglomerate and Greywacke properties here. All properties of rocks are important as they define the type of rock and its application. Conglomerate and Greywacke belong to Sedimentary Rocks.Texture of Conglomerate is Clastic whereas that of Greywacke is Clastic. Conglomerate appears Shiny and Rounded and Greywacke appears Dull. The luster of Conglomerate and Greywacke is dull. Conglomerate is available in beige, black, brown, buff, light to dark grey, orange, rust, white, yellow colors whereas Greywacke is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. The commercial uses of Conglomerate are cemetery markers, in aquifers, tombstones and that of Greywacke are as armour rock for sea walls, petroleum reservoirs, sea defence, tombstones.