Know all about Itacolumite and Hyaloclastite properties here. All properties of rocks are important as they define the type of rock and its application. Itacolumite belongs to Sedimentary Rocks while Hyaloclastite belongs to Igneous Rocks.Texture of Itacolumite is Clastic, Granular, Rough whereas that of Hyaloclastite is Pyroclastic. Itacolumite appears Rough and Hyaloclastite appears Dull. The luster of Itacolumite is dull while that of Hyaloclastite is dull and grainy. Itacolumite and Hyaloclastite are 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 Itacolumite are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones and that of Hyaloclastite are cemetery markers, creating artwork.